kopia lustrzana https://github.com/skuep/AIOC
Added TinyUSB stack and implemented simple dual-CDC example
rodzic
e6783c7dcb
commit
ee39e0aebc
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@ -0,0 +1,3 @@
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|||
[submodule "stm32/aioc-fw/Middlewares/Third-Party/tinyusb"]
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path = stm32/aioc-fw/Middlewares/Third-Party/tinyusb
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url = https://github.com/hathach/tinyusb.git
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@ -41,6 +41,7 @@
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<tool id="com.atollic.truestudio.exe.debug.toolchain.gcc.851313840" name="C Compiler" superClass="com.atollic.truestudio.exe.debug.toolchain.gcc">
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||||
<option id="com.atollic.truestudio.gcc.symbols.defined.1891788809" name="Defined symbols" superClass="com.atollic.truestudio.gcc.symbols.defined" useByScannerDiscovery="false" valueType="definedSymbols">
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<listOptionValue builtIn="false" value="STM32F302xC"/>
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<listOptionValue builtIn="false" value="CFG_TUSB_MCU=OPT_MCU_STM32F3"/>
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</option>
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<option id="com.atollic.truestudio.gcc.directories.select.354352931" name="Include path" superClass="com.atollic.truestudio.gcc.directories.select" useByScannerDiscovery="false" valueType="includePath">
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<listOptionValue builtIn="false" value="../Drivers/CMSIS/Include"/>
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@ -48,6 +49,7 @@
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<listOptionValue builtIn="false" value="../Drivers/STM32F3xx_HAL_Driver/Inc"/>
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<listOptionValue builtIn="false" value="../Src"/>
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<listOptionValue builtIn="false" value="../Inc"/>
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<listOptionValue builtIn="false" value="../Middlewares/Third-Party/tinyusb/src"/>
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</option>
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<option id="com.atollic.truestudio.common_options.target.endianess.1746744356" name="Endianess" superClass="com.atollic.truestudio.common_options.target.endianess" useByScannerDiscovery="false"/>
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<option id="com.atollic.truestudio.common_options.target.mcpu.706240371" name="Microcontroller" superClass="com.atollic.truestudio.common_options.target.mcpu" useByScannerDiscovery="false" value="STM32F302CB" valueType="enumerated"/>
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@ -107,6 +109,8 @@
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</folderInfo>
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<sourceEntries>
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<entry excluding="STM32F3xx_HAL_Driver/Src/stm32f3xx_hal_timebase_tim_template.c|STM32F3xx_HAL_Driver/Src/stm32f3xx_hal_timebase_rtc_wakeup_template.c|STM32F3xx_HAL_Driver/Src/stm32f3xx_hal_msp_template.c|STM32F3xx_HAL_Driver/Src/stm32f3xx_hal_timebase_rtc_alarm_template.c|CMSIS/Device/ST/STM32F3xx/Source" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="Drivers"/>
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<entry flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="Inc"/>
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<entry flags="VALUE_WORKSPACE_PATH" kind="sourcePath" name="Middlewares/Third-Party/tinyusb/src"/>
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<entry flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="Src"/>
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</sourceEntries>
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</configuration>
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@ -153,6 +157,7 @@
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<tool id="com.atollic.truestudio.exe.release.toolchain.gcc.1961490706" name="C Compiler" superClass="com.atollic.truestudio.exe.release.toolchain.gcc">
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<option id="com.atollic.truestudio.gcc.symbols.defined.588533484" name="Defined symbols" superClass="com.atollic.truestudio.gcc.symbols.defined" useByScannerDiscovery="false" valueType="definedSymbols">
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<listOptionValue builtIn="false" value="STM32F302xC"/>
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<listOptionValue builtIn="false" value="CFG_TUSB_MCU=OPT_MCU_STM32F3"/>
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</option>
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<option id="com.atollic.truestudio.gcc.directories.select.504368704" name="Include path" superClass="com.atollic.truestudio.gcc.directories.select" useByScannerDiscovery="false" valueType="includePath">
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<listOptionValue builtIn="false" value="../Drivers/CMSIS/Include"/>
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@ -160,6 +165,7 @@
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<listOptionValue builtIn="false" value="../Drivers/STM32F3xx_HAL_Driver/Inc"/>
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<listOptionValue builtIn="false" value="../Src"/>
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<listOptionValue builtIn="false" value="../Inc"/>
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<listOptionValue builtIn="false" value="../Middlewares/Third-Party/tinyusb/src"/>
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</option>
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<option id="com.atollic.truestudio.common_options.target.endianess.2026048991" name="Endianess" superClass="com.atollic.truestudio.common_options.target.endianess" useByScannerDiscovery="false"/>
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<option id="com.atollic.truestudio.common_options.target.mcpu.410573286" name="Microcontroller" superClass="com.atollic.truestudio.common_options.target.mcpu" useByScannerDiscovery="false" value="STM32F302CB" valueType="enumerated"/>
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@ -219,6 +225,8 @@
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</folderInfo>
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<sourceEntries>
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<entry excluding="STM32F3xx_HAL_Driver/Src/stm32f3xx_hal_timebase_tim_template.c|STM32F3xx_HAL_Driver/Src/stm32f3xx_hal_timebase_rtc_wakeup_template.c|STM32F3xx_HAL_Driver/Src/stm32f3xx_hal_msp_template.c|STM32F3xx_HAL_Driver/Src/stm32f3xx_hal_timebase_rtc_alarm_template.c|CMSIS/Device/ST/STM32F3xx/Source" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="Drivers"/>
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<entry flags="VALUE_WORKSPACE_PATH" kind="sourcePath" name="Inc"/>
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<entry flags="VALUE_WORKSPACE_PATH" kind="sourcePath" name="Middlewares/Third-Party/tinyusb/src"/>
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<entry flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="Src"/>
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</sourceEntries>
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</configuration>
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@ -0,0 +1,111 @@
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/*
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* The MIT License (MIT)
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*
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* Copyright (c) 2019 Ha Thach (tinyusb.org)
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
|
||||
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||||
* copies of the Software, and to permit persons to whom the Software is
|
||||
* furnished to do so, subject to the following conditions:
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||||
*
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||||
* The above copyright notice and this permission notice shall be included in
|
||||
* all copies or substantial portions of the Software.
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||||
*
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||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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||||
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||||
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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*/
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#ifndef _TUSB_CONFIG_H_
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#define _TUSB_CONFIG_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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//--------------------------------------------------------------------+
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// Board Specific Configuration
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//--------------------------------------------------------------------+
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// RHPort number used for device can be defined by board.mk, default to port 0
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#ifndef BOARD_TUD_RHPORT
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#define BOARD_TUD_RHPORT 0
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#endif
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// RHPort max operational speed can defined by board.mk
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#ifndef BOARD_TUD_MAX_SPEED
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#define BOARD_TUD_MAX_SPEED OPT_MODE_DEFAULT_SPEED
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#endif
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//--------------------------------------------------------------------
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// COMMON CONFIGURATION
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//--------------------------------------------------------------------
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// defined by board.mk
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#ifndef CFG_TUSB_MCU
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#error CFG_TUSB_MCU must be defined
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#endif
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#ifndef CFG_TUSB_OS
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#define CFG_TUSB_OS OPT_OS_NONE
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#endif
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#ifndef CFG_TUSB_DEBUG
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#define CFG_TUSB_DEBUG 0
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#endif
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// Enable Device stack
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#define CFG_TUD_ENABLED 1
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// Default is max speed that hardware controller could support with on-chip PHY
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#define CFG_TUD_MAX_SPEED BOARD_TUD_MAX_SPEED
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/* USB DMA on some MCUs can only access a specific SRAM region with restriction on alignment.
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* Tinyusb use follows macros to declare transferring memory so that they can be put
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* into those specific section.
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* e.g
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* - CFG_TUSB_MEM SECTION : __attribute__ (( section(".usb_ram") ))
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* - CFG_TUSB_MEM_ALIGN : __attribute__ ((aligned(4)))
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*/
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#ifndef CFG_TUSB_MEM_SECTION
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#define CFG_TUSB_MEM_SECTION
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#endif
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#ifndef CFG_TUSB_MEM_ALIGN
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#define CFG_TUSB_MEM_ALIGN __attribute__ ((aligned(4)))
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#endif
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//--------------------------------------------------------------------
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// DEVICE CONFIGURATION
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//--------------------------------------------------------------------
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#ifndef CFG_TUD_ENDPOINT0_SIZE
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#define CFG_TUD_ENDPOINT0_SIZE 64
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#endif
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//------------- CLASS -------------//
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#define CFG_TUD_CDC 2
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#define CFG_TUD_MSC 0
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#define CFG_TUD_HID 0
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#define CFG_TUD_MIDI 0
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#define CFG_TUD_VENDOR 0
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// CDC FIFO size of TX and RX
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#define CFG_TUD_CDC_RX_BUFSIZE (TUD_OPT_HIGH_SPEED ? 512 : 64)
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#define CFG_TUD_CDC_TX_BUFSIZE (TUD_OPT_HIGH_SPEED ? 512 : 64)
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// CDC Endpoint transfer buffer size, more is faster
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#define CFG_TUD_CDC_EP_BUFSIZE (TUD_OPT_HIGH_SPEED ? 512 : 64)
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#ifdef __cplusplus
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}
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#endif
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#endif /* _TUSB_CONFIG_H_ */
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@ -0,0 +1 @@
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Subproject commit 9e91b02ec7fb3502747b5c413a4824654fa7fc7e
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@ -4,6 +4,7 @@
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#include "stm32f3xx_hal_rcc_ex.h"
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#include "stm32f3xx_hal_gpio.h"
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#include "stm32f3xx_hal_tim.h"
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#include "tusb.h"
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static void SystemClock_Config(void)
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{
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@ -60,7 +61,7 @@ static void SystemClock_Config(void)
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}
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#define LED1_SET(x) TIM4->CCR3 = ( ((uint32_t) ((x) * 255)) & 0xFF )
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#define LED2_SET(x) TIM4->CCR4 = (511 - ( ((uint32_t) ((x) * 255)) & 0xFF ))
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#define LED2_SET(x) TIM4->CCR4 = (512 - ( ((uint32_t) ((x) * 255)) & 0xFF ))
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static void LED_Init(void)
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{
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@ -89,11 +90,104 @@ static void LED_Init(void)
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TIM4->CCMR2 = TIM_OCMODE_PWM1 << 8 | TIM_OCMODE_PWM1 | TIM_CCMR2_OC3PE | TIM_CCMR2_OC4PE;
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TIM4->CCER = (0 << TIM_CCER_CC3P_Pos) | (1 << TIM_CCER_CC4P_Pos) | TIM_CCER_CC3E | TIM_CCER_CC4E;
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TIM4->CCR3 = 0;
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TIM4->CCR4 = 511;
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TIM4->CCR4 = 512;
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TIM4->EGR = TIM_EGR_UG;
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TIM4->CR1 |= TIM_CR1_CEN;
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}
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static void USB_Init(void)
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{
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__HAL_REMAPINTERRUPT_USB_ENABLE();
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/* Configure USB DM and DP pins */
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__HAL_RCC_GPIOA_CLK_ENABLE();
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GPIO_InitTypeDef GPIO_InitStruct;
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GPIO_InitStruct.Pin = (GPIO_PIN_11 | GPIO_PIN_12);
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
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GPIO_InitStruct.Alternate = GPIO_AF14_USB;
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HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
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// Enable USB clock
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__HAL_RCC_USB_CLK_ENABLE();
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}
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// echo to either Serial0 or Serial1
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// with Serial0 as all lower case, Serial1 as all upper case
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static void echo_serial_port(uint8_t itf, uint8_t buf[], uint32_t count)
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{
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uint8_t const case_diff = 'a' - 'A';
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for(uint32_t i=0; i<count; i++)
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{
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if (itf == 0)
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{
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// echo back 1st port as lower case
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if (isupper(buf[i])) buf[i] += case_diff;
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}
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else
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{
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// echo back 2nd port as upper case
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if (islower(buf[i])) buf[i] -= case_diff;
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}
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tud_cdc_n_write_char(itf, buf[i]);
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}
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tud_cdc_n_write_flush(itf);
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}
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//--------------------------------------------------------------------+
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// USB CDC
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//--------------------------------------------------------------------+
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static void cdc_task(void)
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{
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uint8_t itf;
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for (itf = 0; itf < CFG_TUD_CDC; itf++)
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{
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// connected() check for DTR bit
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// Most but not all terminal client set this when making connection
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// if ( tud_cdc_n_connected(itf) )
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{
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if ( tud_cdc_n_available(itf) )
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{
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uint8_t buf[64];
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uint32_t count = tud_cdc_n_read(itf, buf, sizeof(buf));
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// echo back to both serial ports
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echo_serial_port(0, buf, count);
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echo_serial_port(1, buf, count);
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}
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}
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}
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}
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// Invoked when cdc when line state changed e.g connected/disconnected
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void tud_cdc_line_state_cb(uint8_t itf, bool dtr, bool rts)
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{
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(void) itf;
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(void) rts;
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// TODO set some indicator
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if ( dtr )
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{
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LED2_SET(1.0);
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}else
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{
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LED2_SET(0.0);
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}
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}
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// Invoked when CDC interface received data from host
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void tud_cdc_rx_cb(uint8_t itf)
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{
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(void) itf;
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LED1_SET(1.0);
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}
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int main(void)
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@ -101,24 +195,29 @@ int main(void)
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HAL_Init();
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SystemClock_Config();
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LED_Init();
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__HAL_RCC_SYSCFG_CLK_ENABLE();
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LED1_SET(1.0);
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LED2_SET(1.0);
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LED_Init();
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|
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USB_Init();
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tud_init(BOARD_TUD_RHPORT);
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LED1_SET(0.0);
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LED2_SET(0.0);
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volatile uint32_t ii = 0;
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|
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/* TODO - Add your application code here */
|
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while (1) {
|
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ii++;
|
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|
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tud_task();
|
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cdc_task();
|
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}
|
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|
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return 0;
|
||||
}
|
||||
|
||||
|
||||
void NMI_Handler(void) {
|
||||
}
|
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|
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|
@ -158,3 +257,28 @@ void PendSV_Handler(void) {
|
|||
void SysTick_Handler(void) {
|
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HAL_IncTick();
|
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}
|
||||
|
||||
|
||||
// FIXME: Do all three need to be handled, or just the LP one?
|
||||
// USB high-priority interrupt (Channel 74): Triggered only by a correct
|
||||
// transfer event for isochronous and double-buffer bulk transfer to reach
|
||||
// the highest possible transfer rate.
|
||||
void USB_HP_IRQHandler(void)
|
||||
{
|
||||
tud_int_handler(0);
|
||||
}
|
||||
|
||||
// USB low-priority interrupt (Channel 75): Triggered by all USB events
|
||||
// (Correct transfer, USB reset, etc.). The firmware has to check the
|
||||
// interrupt source before serving the interrupt.
|
||||
void USB_LP_IRQHandler(void)
|
||||
{
|
||||
tud_int_handler(0);
|
||||
}
|
||||
|
||||
// USB wakeup interrupt (Channel 76): Triggered by the wakeup event from the USB
|
||||
// Suspend mode.
|
||||
void USBWakeUp_RMP_IRQHandler(void)
|
||||
{
|
||||
tud_int_handler(0);
|
||||
}
|
||||
|
|
|
@ -0,0 +1,253 @@
|
|||
/*
|
||||
* The MIT License (MIT)
|
||||
*
|
||||
* Copyright (c) 2019 Ha Thach (tinyusb.org)
|
||||
*
|
||||
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
||||
* of this software and associated documentation files (the "Software"), to deal
|
||||
* in the Software without restriction, including without limitation the rights
|
||||
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||||
* copies of the Software, and to permit persons to whom the Software is
|
||||
* furnished to do so, subject to the following conditions:
|
||||
*
|
||||
* The above copyright notice and this permission notice shall be included in
|
||||
* all copies or substantial portions of the Software.
|
||||
*
|
||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||||
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||||
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||||
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
||||
* THE SOFTWARE.
|
||||
*
|
||||
*/
|
||||
|
||||
#include "tusb.h"
|
||||
|
||||
/* A combination of interfaces must have a unique product id, since PC will save device driver after the first plug.
|
||||
* Same VID/PID with different interface e.g MSC (first), then CDC (later) will possibly cause system error on PC.
|
||||
*
|
||||
* Auto ProductID layout's Bitmap:
|
||||
* [MSB] MIDI | HID | MSC | CDC [LSB]
|
||||
*/
|
||||
#define _PID_MAP(itf, n) ( (CFG_TUD_##itf) << (n) )
|
||||
#define USB_PID (0x4000 | _PID_MAP(CDC, 0) | _PID_MAP(MSC, 1) | _PID_MAP(HID, 2) | \
|
||||
_PID_MAP(MIDI, 3) | _PID_MAP(VENDOR, 4) )
|
||||
|
||||
#define USB_VID 0xCafe
|
||||
#define USB_BCD 0x0200
|
||||
|
||||
//--------------------------------------------------------------------+
|
||||
// Device Descriptors
|
||||
//--------------------------------------------------------------------+
|
||||
tusb_desc_device_t const desc_device =
|
||||
{
|
||||
.bLength = sizeof(tusb_desc_device_t),
|
||||
.bDescriptorType = TUSB_DESC_DEVICE,
|
||||
.bcdUSB = USB_BCD,
|
||||
|
||||
// Use Interface Association Descriptor (IAD) for CDC
|
||||
// As required by USB Specs IAD's subclass must be common class (2) and protocol must be IAD (1)
|
||||
.bDeviceClass = TUSB_CLASS_MISC,
|
||||
.bDeviceSubClass = MISC_SUBCLASS_COMMON,
|
||||
.bDeviceProtocol = MISC_PROTOCOL_IAD,
|
||||
.bMaxPacketSize0 = CFG_TUD_ENDPOINT0_SIZE,
|
||||
|
||||
.idVendor = USB_VID,
|
||||
.idProduct = USB_PID,
|
||||
.bcdDevice = 0x0100,
|
||||
|
||||
.iManufacturer = 0x01,
|
||||
.iProduct = 0x02,
|
||||
.iSerialNumber = 0x03,
|
||||
|
||||
.bNumConfigurations = 0x01
|
||||
};
|
||||
|
||||
// Invoked when received GET DEVICE DESCRIPTOR
|
||||
// Application return pointer to descriptor
|
||||
uint8_t const * tud_descriptor_device_cb(void)
|
||||
{
|
||||
return (uint8_t const *) &desc_device;
|
||||
}
|
||||
|
||||
//--------------------------------------------------------------------+
|
||||
// Configuration Descriptor
|
||||
//--------------------------------------------------------------------+
|
||||
enum
|
||||
{
|
||||
ITF_NUM_CDC_0 = 0,
|
||||
ITF_NUM_CDC_0_DATA,
|
||||
ITF_NUM_CDC_1,
|
||||
ITF_NUM_CDC_1_DATA,
|
||||
ITF_NUM_TOTAL
|
||||
};
|
||||
|
||||
#define CONFIG_TOTAL_LEN (TUD_CONFIG_DESC_LEN + CFG_TUD_CDC * TUD_CDC_DESC_LEN)
|
||||
|
||||
#if CFG_TUSB_MCU == OPT_MCU_LPC175X_6X || CFG_TUSB_MCU == OPT_MCU_LPC177X_8X || CFG_TUSB_MCU == OPT_MCU_LPC40XX
|
||||
// LPC 17xx and 40xx endpoint type (bulk/interrupt/iso) are fixed by its number
|
||||
// 0 control, 1 In, 2 Bulk, 3 Iso, 4 In etc ...
|
||||
#define EPNUM_CDC_0_NOTIF 0x81
|
||||
#define EPNUM_CDC_0_OUT 0x02
|
||||
#define EPNUM_CDC_0_IN 0x82
|
||||
|
||||
#define EPNUM_CDC_1_NOTIF 0x84
|
||||
#define EPNUM_CDC_1_OUT 0x05
|
||||
#define EPNUM_CDC_1_IN 0x85
|
||||
|
||||
#elif CFG_TUSB_MCU == OPT_MCU_SAMG || CFG_TUSB_MCU == OPT_MCU_SAMX7X
|
||||
// SAMG & SAME70 don't support a same endpoint number with different direction IN and OUT
|
||||
// e.g EP1 OUT & EP1 IN cannot exist together
|
||||
#define EPNUM_CDC_0_NOTIF 0x81
|
||||
#define EPNUM_CDC_0_OUT 0x02
|
||||
#define EPNUM_CDC_0_IN 0x83
|
||||
|
||||
#define EPNUM_CDC_1_NOTIF 0x84
|
||||
#define EPNUM_CDC_1_OUT 0x05
|
||||
#define EPNUM_CDC_1_IN 0x86
|
||||
|
||||
#else
|
||||
#define EPNUM_CDC_0_NOTIF 0x81
|
||||
#define EPNUM_CDC_0_OUT 0x02
|
||||
#define EPNUM_CDC_0_IN 0x82
|
||||
|
||||
#define EPNUM_CDC_1_NOTIF 0x83
|
||||
#define EPNUM_CDC_1_OUT 0x04
|
||||
#define EPNUM_CDC_1_IN 0x84
|
||||
#endif
|
||||
|
||||
uint8_t const desc_fs_configuration[] =
|
||||
{
|
||||
// Config number, interface count, string index, total length, attribute, power in mA
|
||||
TUD_CONFIG_DESCRIPTOR(1, ITF_NUM_TOTAL, 0, CONFIG_TOTAL_LEN, 0x00, 100),
|
||||
|
||||
// 1st CDC: Interface number, string index, EP notification address and size, EP data address (out, in) and size.
|
||||
TUD_CDC_DESCRIPTOR(ITF_NUM_CDC_0, 4, EPNUM_CDC_0_NOTIF, 8, EPNUM_CDC_0_OUT, EPNUM_CDC_0_IN, 64),
|
||||
|
||||
// 2nd CDC: Interface number, string index, EP notification address and size, EP data address (out, in) and size.
|
||||
TUD_CDC_DESCRIPTOR(ITF_NUM_CDC_1, 4, EPNUM_CDC_1_NOTIF, 8, EPNUM_CDC_1_OUT, EPNUM_CDC_1_IN, 64),
|
||||
};
|
||||
|
||||
#if TUD_OPT_HIGH_SPEED
|
||||
// Per USB specs: high speed capable device must report device_qualifier and other_speed_configuration
|
||||
|
||||
uint8_t const desc_hs_configuration[] =
|
||||
{
|
||||
// Config number, interface count, string index, total length, attribute, power in mA
|
||||
TUD_CONFIG_DESCRIPTOR(1, ITF_NUM_TOTAL, 0, CONFIG_TOTAL_LEN, 0x00, 100),
|
||||
|
||||
// 1st CDC: Interface number, string index, EP notification address and size, EP data address (out, in) and size.
|
||||
TUD_CDC_DESCRIPTOR(ITF_NUM_CDC_0, 4, EPNUM_CDC_0_NOTIF, 8, EPNUM_CDC_0_OUT, EPNUM_CDC_0_IN, 512),
|
||||
|
||||
// 2nd CDC: Interface number, string index, EP notification address and size, EP data address (out, in) and size.
|
||||
TUD_CDC_DESCRIPTOR(ITF_NUM_CDC_1, 4, EPNUM_CDC_1_NOTIF, 8, EPNUM_CDC_1_OUT, EPNUM_CDC_1_IN, 512),
|
||||
};
|
||||
|
||||
// device qualifier is mostly similar to device descriptor since we don't change configuration based on speed
|
||||
tusb_desc_device_qualifier_t const desc_device_qualifier =
|
||||
{
|
||||
.bLength = sizeof(tusb_desc_device_t),
|
||||
.bDescriptorType = TUSB_DESC_DEVICE,
|
||||
.bcdUSB = USB_BCD,
|
||||
|
||||
.bDeviceClass = TUSB_CLASS_MISC,
|
||||
.bDeviceSubClass = MISC_SUBCLASS_COMMON,
|
||||
.bDeviceProtocol = MISC_PROTOCOL_IAD,
|
||||
|
||||
.bMaxPacketSize0 = CFG_TUD_ENDPOINT0_SIZE,
|
||||
.bNumConfigurations = 0x01,
|
||||
.bReserved = 0x00
|
||||
};
|
||||
|
||||
// Invoked when received GET DEVICE QUALIFIER DESCRIPTOR request
|
||||
// Application return pointer to descriptor, whose contents must exist long enough for transfer to complete.
|
||||
// device_qualifier descriptor describes information about a high-speed capable device that would
|
||||
// change if the device were operating at the other speed. If not highspeed capable stall this request.
|
||||
uint8_t const* tud_descriptor_device_qualifier_cb(void)
|
||||
{
|
||||
return (uint8_t const*) &desc_device_qualifier;
|
||||
}
|
||||
|
||||
// Invoked when received GET OTHER SEED CONFIGURATION DESCRIPTOR request
|
||||
// Application return pointer to descriptor, whose contents must exist long enough for transfer to complete
|
||||
// Configuration descriptor in the other speed e.g if high speed then this is for full speed and vice versa
|
||||
uint8_t const* tud_descriptor_other_speed_configuration_cb(uint8_t index)
|
||||
{
|
||||
(void) index; // for multiple configurations
|
||||
|
||||
// if link speed is high return fullspeed config, and vice versa
|
||||
return (tud_speed_get() == TUSB_SPEED_HIGH) ? desc_fs_configuration : desc_hs_configuration;
|
||||
}
|
||||
|
||||
#endif // highspeed
|
||||
|
||||
// Invoked when received GET CONFIGURATION DESCRIPTOR
|
||||
// Application return pointer to descriptor
|
||||
// Descriptor contents must exist long enough for transfer to complete
|
||||
uint8_t const * tud_descriptor_configuration_cb(uint8_t index)
|
||||
{
|
||||
(void) index; // for multiple configurations
|
||||
|
||||
#if TUD_OPT_HIGH_SPEED
|
||||
// Although we are highspeed, host may be fullspeed.
|
||||
return (tud_speed_get() == TUSB_SPEED_HIGH) ? desc_hs_configuration : desc_fs_configuration;
|
||||
#else
|
||||
return desc_fs_configuration;
|
||||
#endif
|
||||
}
|
||||
|
||||
//--------------------------------------------------------------------+
|
||||
// String Descriptors
|
||||
//--------------------------------------------------------------------+
|
||||
|
||||
// array of pointer to string descriptors
|
||||
char const* string_desc_arr [] =
|
||||
{
|
||||
(const char[]) { 0x09, 0x04 }, // 0: is supported language is English (0x0409)
|
||||
"TinyUSB", // 1: Manufacturer
|
||||
"TinyUSB Device", // 2: Product
|
||||
"123456", // 3: Serials, should use chip ID
|
||||
"TinyUSB CDC", // 4: CDC Interface
|
||||
};
|
||||
|
||||
static uint16_t _desc_str[32];
|
||||
|
||||
// Invoked when received GET STRING DESCRIPTOR request
|
||||
// Application return pointer to descriptor, whose contents must exist long enough for transfer to complete
|
||||
uint16_t const* tud_descriptor_string_cb(uint8_t index, uint16_t langid)
|
||||
{
|
||||
(void) langid;
|
||||
|
||||
uint8_t chr_count;
|
||||
|
||||
if ( index == 0)
|
||||
{
|
||||
memcpy(&_desc_str[1], string_desc_arr[0], 2);
|
||||
chr_count = 1;
|
||||
}else
|
||||
{
|
||||
// Note: the 0xEE index string is a Microsoft OS 1.0 Descriptors.
|
||||
// https://docs.microsoft.com/en-us/windows-hardware/drivers/usbcon/microsoft-defined-usb-descriptors
|
||||
|
||||
if ( !(index < sizeof(string_desc_arr)/sizeof(string_desc_arr[0])) ) return NULL;
|
||||
|
||||
const char* str = string_desc_arr[index];
|
||||
|
||||
// Cap at max char
|
||||
chr_count = (uint8_t) strlen(str);
|
||||
if ( chr_count > 31 ) chr_count = 31;
|
||||
|
||||
// Convert ASCII string into UTF-16
|
||||
for(uint8_t i=0; i<chr_count; i++)
|
||||
{
|
||||
_desc_str[1+i] = str[i];
|
||||
}
|
||||
}
|
||||
|
||||
// first byte is length (including header), second byte is string type
|
||||
_desc_str[0] = (uint16_t) ((TUSB_DESC_STRING << 8 ) | (2*chr_count + 2));
|
||||
|
||||
return _desc_str;
|
||||
}
|
Ładowanie…
Reference in New Issue