From 75dfd970b42bc572563cda2bfe93bb8494d6feba Mon Sep 17 00:00:00 2001 From: morris Date: Tue, 6 Apr 2021 21:56:27 +0800 Subject: [PATCH] dac: added DAC support macro Remove DAC support on ESP32-S3 --- components/driver/CMakeLists.txt | 1 - components/driver/adc_common.c | 6 +- .../driver/esp32s3/include/driver/dac.h | 80 ------- components/driver/test/test_dac.c | 5 +- components/hal/CMakeLists.txt | 1 - components/hal/esp32s3/include/hal/dac_ll.h | 206 ------------------ components/soc/esp32/include/soc/soc_caps.h | 1 + components/soc/esp32c3/include/soc/soc.h | 1 - components/soc/esp32c3/include/soc/soc_caps.h | 4 - components/soc/esp32s2/include/soc/soc_caps.h | 2 +- components/soc/esp32s3/CMakeLists.txt | 1 - components/soc/esp32s3/dac_periph.c | 23 -- components/soc/esp32s3/include/soc/dac_caps.h | 22 -- .../soc/esp32s3/include/soc/dac_channel.h | 24 -- components/soc/esp32s3/include/soc/soc.h | 1 - components/soc/esp32s3/include/soc/soc_caps.h | 3 - docs/conf_common.py | 2 +- docs/en/api-reference/peripherals/index.rst | 2 +- .../zh_CN/api-reference/peripherals/index.rst | 2 +- 19 files changed, 13 insertions(+), 374 deletions(-) delete mode 100644 components/driver/esp32s3/include/driver/dac.h delete mode 100644 components/hal/esp32s3/include/hal/dac_ll.h delete mode 100644 components/soc/esp32s3/dac_periph.c delete mode 100644 components/soc/esp32s3/include/soc/dac_caps.h delete mode 100644 components/soc/esp32s3/include/soc/dac_channel.h diff --git a/components/driver/CMakeLists.txt b/components/driver/CMakeLists.txt index 70c22b840d..a39965b633 100644 --- a/components/driver/CMakeLists.txt +++ b/components/driver/CMakeLists.txt @@ -55,7 +55,6 @@ endif() if(${target} STREQUAL "esp32s3") list(APPEND srcs "adc_common.c" - "dac_common.c" "dedic_gpio.c" "gdma.c" "spi_slave_hd.c" diff --git a/components/driver/adc_common.c b/components/driver/adc_common.c index c3ca788305..63cecee53e 100644 --- a/components/driver/adc_common.c +++ b/components/driver/adc_common.c @@ -30,7 +30,7 @@ #include "hal/adc_types.h" #include "hal/adc_hal.h" -#if SOC_DAC_PERIPH_NUM > 0 +#if SOC_DAC_SUPPORTED #include "driver/dac.h" #include "hal/dac_hal.h" #endif @@ -248,7 +248,9 @@ static void adc_rtc_chan_init(adc_unit_t adc_unit) if (adc_unit & ADC_UNIT_1) { /* Workaround: Disable the synchronization operation function of ADC1 and DAC. If enabled(default), ADC RTC controller sampling will cause the DAC channel output voltage. */ +#if SOC_DAC_SUPPORTED dac_hal_rtc_sync_by_adc(false); +#endif adc_hal_rtc_output_invert(ADC_NUM_1, SOC_ADC1_DATA_INVERT_DEFAULT); adc_hal_set_sar_clk_div(ADC_NUM_1, SOC_ADC_SAR_CLK_DIV_DEFAULT(ADC_NUM_1)); #ifdef CONFIG_IDF_TARGET_ESP32 @@ -532,6 +534,7 @@ static inline void adc2_init(void) static inline void adc2_dac_disable( adc2_channel_t channel) { +#if SOC_DAC_SUPPORTED #ifdef CONFIG_IDF_TARGET_ESP32 if ( channel == ADC2_CHANNEL_8 ) { // the same as DAC channel 1 dac_output_disable(DAC_CHANNEL_1); @@ -545,6 +548,7 @@ static inline void adc2_dac_disable( adc2_channel_t channel) dac_output_disable(DAC_CHANNEL_2); } #endif +#endif // SOC_DAC_SUPPORTED } /** diff --git a/components/driver/esp32s3/include/driver/dac.h b/components/driver/esp32s3/include/driver/dac.h deleted file mode 100644 index 6efcc5c2b0..0000000000 --- a/components/driver/esp32s3/include/driver/dac.h +++ /dev/null @@ -1,80 +0,0 @@ -// Copyright 2019 Espressif Systems (Shanghai) PTE LTD -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -#pragma once - -#include "driver/dac_common.h" - -#ifdef __cplusplus -extern "C" { -#endif -/*--------------------------------------------------------------- - Digital controller setting ----------------------------------------------------------------*/ - -/** - * @brief DAC digital controller initialization. - * @return - * - ESP_OK success - */ -esp_err_t dac_digi_init(void); - -/** - * @brief DAC digital controller deinitialization. - * @return - * - ESP_OK success - */ -esp_err_t dac_digi_deinit(void); - -/** - * @brief Setting the DAC digital controller. - * - * @param cfg Pointer to digital controller paramter. See ``dac_digi_config_t``. - * - * @return - * - ESP_OK success - * - ESP_ERR_INVALID_ARG Parameter error - */ -esp_err_t dac_digi_controller_config(const dac_digi_config_t *cfg); - -/** - * @brief DAC digital controller start output voltage. - * @return - * - ESP_OK success - */ -esp_err_t dac_digi_start(void); - -/** - * @brief DAC digital controller stop output voltage. - * @return - * - ESP_OK success - */ -esp_err_t dac_digi_stop(void); - -/** - * @brief Reset DAC digital controller FIFO. - * @return - * - ESP_OK success - */ -esp_err_t dac_digi_fifo_reset(void); - -/** - * @brief Reset DAC digital controller. - * @return - * - ESP_OK success - */ -esp_err_t dac_digi_reset(void); - -#ifdef __cplusplus -} -#endif diff --git a/components/driver/test/test_dac.c b/components/driver/test/test_dac.c index 31f0e8e142..2708901551 100644 --- a/components/driver/test/test_dac.c +++ b/components/driver/test/test_dac.c @@ -12,8 +12,9 @@ #include "nvs_flash.h" #include "test_utils.h" #include "driver/i2s.h" +#include "soc/soc_caps.h" -#if !DISABLED_FOR_TARGETS(ESP32C3) && !TEMPORARY_DISABLED_FOR_TARGETS(ESP32S3) +#if SOC_DAC_SUPPORTED #include "driver/dac.h" #include "esp_adc_cal.h" @@ -182,4 +183,4 @@ TEST_CASE("esp32s2 adc2-dac with adc2 calibration", "[adc-dac]") } #endif -#endif // !DISABLED_FOR_TARGETS(ESP32C3) && !TEMPORARY_DISABLED_FOR_TARGETS(ESP32S3) +#endif // SOC_DAC_SUPPORTED diff --git a/components/hal/CMakeLists.txt b/components/hal/CMakeLists.txt index 86dcdd3edc..e709ee1397 100644 --- a/components/hal/CMakeLists.txt +++ b/components/hal/CMakeLists.txt @@ -70,7 +70,6 @@ if(NOT BOOTLOADER_BUILD) if(${target} STREQUAL "esp32s3") list(APPEND srcs - "dac_hal.c" "gdma_hal.c" "lcd_hal.c" "pcnt_hal.c" diff --git a/components/hal/esp32s3/include/hal/dac_ll.h b/components/hal/esp32s3/include/hal/dac_ll.h deleted file mode 100644 index 7e5f3621b0..0000000000 --- a/components/hal/esp32s3/include/hal/dac_ll.h +++ /dev/null @@ -1,206 +0,0 @@ -// Copyright 2019 Espressif Systems (Shanghai) PTE LTD -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -/******************************************************************************* - * NOTICE - * The ll is not public api, don't use in application code. - * See readme.md in hal/include/hal/readme.md - ******************************************************************************/ - -#pragma once - -#include -#include "soc/dac_periph.h" -#include "hal/dac_types.h" - -#ifdef __cplusplus -extern "C" { -#endif - -/** - * Power on dac module and start output voltage. - * - * @note Before powering up, make sure the DAC PAD is set to RTC PAD and floating status. - * @param channel DAC channel num. - */ -static inline void dac_ll_power_on(dac_channel_t channel) -{ - RTCIO.pad_dac[channel].dac_xpd_force = 1; - RTCIO.pad_dac[channel].xpd_dac = 1; -} - -/** - * Power done dac module and stop output voltage. - * - * @param channel DAC channel num. - */ -static inline void dac_ll_power_down(dac_channel_t channel) -{ - RTCIO.pad_dac[channel].dac_xpd_force = 0; - RTCIO.pad_dac[channel].xpd_dac = 0; -} - -/** - * Output voltage with value (8 bit). - * - * @param channel DAC channel num. - * @param value Output value. Value range: 0 ~ 255. - * The corresponding range of voltage is 0v ~ VDD3P3_RTC. - */ -static inline void dac_ll_update_output_value(dac_channel_t channel, uint8_t value) -{ - if (channel == DAC_CHANNEL_1) { - SENS.sar_dac_ctrl2.dac_cw_en1 = 0; - RTCIO.pad_dac[channel].dac = value; - } else if (channel == DAC_CHANNEL_2) { - SENS.sar_dac_ctrl2.dac_cw_en2 = 0; - RTCIO.pad_dac[channel].dac = value; - } -} - -/** - * Enable/disable the synchronization operation function of ADC1 and DAC. - * - * @note If enabled(default), ADC RTC controller sampling will cause the DAC channel output voltage. - * - * @param enable Enable or disable adc and dac synchronization function. - */ -static inline void dac_ll_rtc_sync_by_adc(bool enable) -{ - // SENS.sar_meas_ctrl2.sar1_dac_xpd_fsm = enable; -} - -/************************************/ -/* DAC cosine wave generator API's */ -/************************************/ -/** - * Enable cosine wave generator output. - */ -static inline void dac_ll_cw_generator_enable(void) -{ - SENS.sar_dac_ctrl1.sw_tone_en = 1; -} - -/** - * Disable cosine wave generator output. - */ -static inline void dac_ll_cw_generator_disable(void) -{ - SENS.sar_dac_ctrl1.sw_tone_en = 0; -} - -/** - * Enable the cosine wave generator of DAC channel. - * - * @param channel DAC channel num. - * @param enable - */ -static inline void dac_ll_cw_set_channel(dac_channel_t channel, bool enable) -{ - if (channel == DAC_CHANNEL_1) { - SENS.sar_dac_ctrl2.dac_cw_en1 = enable; - } else if (channel == DAC_CHANNEL_2) { - SENS.sar_dac_ctrl2.dac_cw_en2 = enable; - } -} - -/** - * Set frequency of cosine wave generator output. - * - * @note We know that CLK8M is about 8M, but don't know the actual value. so this freq have limited error. - * @param freq_hz CW generator frequency. Range: 130(130Hz) ~ 55000(100KHz). - */ -static inline void dac_ll_cw_set_freq(uint32_t freq) -{ - uint32_t sw_freq = freq * 0xFFFF / RTC_FAST_CLK_FREQ_APPROX; - SENS.sar_dac_ctrl1.sw_fstep = (sw_freq > 0xFFFF) ? 0xFFFF : sw_freq; -} - -/** - * Set the amplitude of the cosine wave generator output. - * - * @param channel DAC channel num. - * @param scale The multiple of the amplitude. The max amplitude is VDD3P3_RTC. - */ -static inline void dac_ll_cw_set_scale(dac_channel_t channel, dac_cw_scale_t scale) -{ - if (channel == DAC_CHANNEL_1) { - SENS.sar_dac_ctrl2.dac_scale1 = scale; - } else if (channel == DAC_CHANNEL_2) { - SENS.sar_dac_ctrl2.dac_scale2 = scale; - } -} - -/** - * Set the phase of the cosine wave generator output. - * - * @param channel DAC channel num. - * @param scale Phase value. - */ -static inline void dac_ll_cw_set_phase(dac_channel_t channel, dac_cw_phase_t phase) -{ - if (channel == DAC_CHANNEL_1) { - SENS.sar_dac_ctrl2.dac_inv1 = phase; - } else if (channel == DAC_CHANNEL_2) { - SENS.sar_dac_ctrl2.dac_inv2 = phase; - } -} - -/** - * Set the voltage value of the DC component of the cosine wave generator output. - * - * @note The DC offset setting should be after phase setting. - * @note Unreasonable settings can cause the signal to be oversaturated. - * @param channel DAC channel num. - * @param offset DC value. Range: -128 ~ 127. - */ -static inline void dac_ll_cw_set_dc_offset(dac_channel_t channel, int8_t offset) -{ - if (channel == DAC_CHANNEL_1) { - if (SENS.sar_dac_ctrl2.dac_inv1 == DAC_CW_PHASE_180) { - offset = 0 - offset; - } - SENS.sar_dac_ctrl2.dac_dc1 = offset ? offset : (-128 - offset); - } else if (channel == DAC_CHANNEL_2) { - if (SENS.sar_dac_ctrl2.dac_inv2 == DAC_CW_PHASE_180) { - offset = 0 - offset; - } - SENS.sar_dac_ctrl2.dac_dc2 = offset ? offset : (-128 - offset); - } -} - -/************************************/ -/* DAC DMA API's */ -/************************************/ -/** - * Enable DAC output data from I2S DMA. - * I2S_CLK connect to DAC_CLK, I2S_DATA_OUT connect to DAC_DATA. - */ -static inline void dac_ll_dma_enable(void) -{ - SENS.sar_dac_ctrl1.dac_dig_force = 1; -} - -/** - * Disable DAC output data from I2S DMA. - */ -static inline void dac_ll_dma_disable(void) -{ - SENS.sar_dac_ctrl1.dac_dig_force = 0; -} - - -#ifdef __cplusplus -} -#endif diff --git a/components/soc/esp32/include/soc/soc_caps.h b/components/soc/esp32/include/soc/soc_caps.h index 909659df9d..488acd8382 100644 --- a/components/soc/esp32/include/soc/soc_caps.h +++ b/components/soc/esp32/include/soc/soc_caps.h @@ -60,6 +60,7 @@ /*-------------------------- COMMON CAPS ---------------------------------------*/ #define SOC_CAPS_ECO_VER_MAX 3 +#define SOC_DAC_SUPPORTED 1 #define SOC_MCPWM_SUPPORTED 1 #define SOC_SDMMC_HOST_SUPPORTED 1 #define SOC_BT_SUPPORTED 1 diff --git a/components/soc/esp32c3/include/soc/soc.h b/components/soc/esp32c3/include/soc/soc.h index 0b4a7645cf..e17ef9870e 100644 --- a/components/soc/esp32c3/include/soc/soc.h +++ b/components/soc/esp32c3/include/soc/soc.h @@ -27,7 +27,6 @@ #define DR_REG_SYSTEM_BASE 0x600c0000 #define DR_REG_SENSITIVE_BASE 0x600c1000 #define DR_REG_INTERRUPT_BASE 0x600c2000 -#define DR_REG_DMA_COPY_BASE 0x600c3000 #define DR_REG_EXTMEM_BASE 0x600c4000 #define DR_REG_MMU_TABLE 0x600c5000 #define DR_REG_AES_BASE 0x6003a000 diff --git a/components/soc/esp32c3/include/soc/soc_caps.h b/components/soc/esp32c3/include/soc/soc_caps.h index 6ec2b49ebf..0f52eb4991 100644 --- a/components/soc/esp32c3/include/soc/soc_caps.h +++ b/components/soc/esp32c3/include/soc/soc_caps.h @@ -13,10 +13,6 @@ #define SOC_HMAC_SUPPORTED 1 #define SOC_ASYNC_MEMCPY_SUPPORTED 1 -/*-------------------------- DAC CAPS ----------------------------------------*/ -#define SOC_DAC_PERIPH_NUM 0 - - #include "i2c_caps.h" #include "mpu_caps.h" #include "sigmadelta_caps.h" diff --git a/components/soc/esp32s2/include/soc/soc_caps.h b/components/soc/esp32s2/include/soc/soc_caps.h index 29f4d92572..5d16add7a8 100644 --- a/components/soc/esp32s2/include/soc/soc_caps.h +++ b/components/soc/esp32s2/include/soc/soc_caps.h @@ -37,6 +37,7 @@ #pragma once /*-------------------------- COMMON CAPS ---------------------------------------*/ +#define SOC_DAC_SUPPORTED 1 #define SOC_TWAI_SUPPORTED 1 #define SOC_CP_DMA_SUPPORTED 1 #define SOC_CPU_CORES_NUM 1 @@ -87,7 +88,6 @@ /*-------------------------- DAC CAPS ----------------------------------------*/ #define SOC_DAC_PERIPH_NUM 2 - #define SOC_DAC_RESOLUTION 8 // DAC resolution ratio 8 bit /*-------------------------- GPIO CAPS ---------------------------------------*/ diff --git a/components/soc/esp32s3/CMakeLists.txt b/components/soc/esp32s3/CMakeLists.txt index 8016bf6ed8..97449c4692 100644 --- a/components/soc/esp32s3/CMakeLists.txt +++ b/components/soc/esp32s3/CMakeLists.txt @@ -1,6 +1,5 @@ set(srcs "adc_periph.c" - "dac_periph.c" "dedic_gpio_periph.c" "gdma_periph.c" "gpio_periph.c" diff --git a/components/soc/esp32s3/dac_periph.c b/components/soc/esp32s3/dac_periph.c deleted file mode 100644 index 6f15665204..0000000000 --- a/components/soc/esp32s3/dac_periph.c +++ /dev/null @@ -1,23 +0,0 @@ -// Copyright 2019 Espressif Systems (Shanghai) PTE LTD -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -#include "soc/dac_periph.h" - -/* - Bunch of constants for DAC peripheral: GPIO number -*/ -const dac_signal_conn_t dac_periph_signal = { - .dac_channel_io_num[0] = DAC_CHANNEL_1_GPIO_NUM, - .dac_channel_io_num[1] = DAC_CHANNEL_2_GPIO_NUM, -}; diff --git a/components/soc/esp32s3/include/soc/dac_caps.h b/components/soc/esp32s3/include/soc/dac_caps.h deleted file mode 100644 index a31c2643ab..0000000000 --- a/components/soc/esp32s3/include/soc/dac_caps.h +++ /dev/null @@ -1,22 +0,0 @@ -// Copyright 2020 Espressif Systems (Shanghai) PTE LTD -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -#ifndef _SOC_RTC_DAC_CAPS_H_ -#define _SOC_RTC_DAC_CAPS_H_ - -#define SOC_DAC_PERIPH_NUM 2 - -#define SOC_DAC_RESOLUTION 8 // DAC resolution ratio 8 bit - -#endif diff --git a/components/soc/esp32s3/include/soc/dac_channel.h b/components/soc/esp32s3/include/soc/dac_channel.h deleted file mode 100644 index a7bc044015..0000000000 --- a/components/soc/esp32s3/include/soc/dac_channel.h +++ /dev/null @@ -1,24 +0,0 @@ -// Copyright 2010-2020 Espressif Systems (Shanghai) PTE LTD -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -#ifndef _SOC_DAC_CHANNEL_H -#define _SOC_DAC_CHANNEL_H - -#define DAC_GPIO17_CHANNEL DAC_CHANNEL_1 -#define DAC_CHANNEL_1_GPIO_NUM 17 - -#define DAC_GPIO18_CHANNEL DAC_CHANNEL_2 -#define DAC_CHANNEL_2_GPIO_NUM 18 - -#endif diff --git a/components/soc/esp32s3/include/soc/soc.h b/components/soc/esp32s3/include/soc/soc.h index 7cd197f36c..2583b13130 100644 --- a/components/soc/esp32s3/include/soc/soc.h +++ b/components/soc/esp32s3/include/soc/soc.h @@ -31,7 +31,6 @@ #define DR_REG_SYSTEM_BASE 0x600c0000 #define DR_REG_SENSITIVE_BASE 0x600c1000 #define DR_REG_INTERRUPT_BASE 0x600c2000 -#define DR_REG_DMA_COPY_BASE 0x600c3000 #define DR_REG_EXTMEM_BASE 0x600c4000 #define DR_REG_MMU_TABLE 0x600c5000 #define DR_REG_ITAG_TABLE 0x600c6000 diff --git a/components/soc/esp32s3/include/soc/soc_caps.h b/components/soc/esp32s3/include/soc/soc_caps.h index 5a3a4de56e..ba177fa275 100644 --- a/components/soc/esp32s3/include/soc/soc_caps.h +++ b/components/soc/esp32s3/include/soc/soc_caps.h @@ -32,9 +32,6 @@ /*-------------------------- CPU CAPS ----------------------------------------*/ #include "cpu_caps.h" -/*-------------------------- DAC CAPS ----------------------------------------*/ -#include "dac_caps.h" - /*-------------------------- GDMA CAPS ---------------------------------------*/ #include "gdma_caps.h" diff --git a/docs/conf_common.py b/docs/conf_common.py index 7358c3bfef..e6b8f18965 100644 --- a/docs/conf_common.py +++ b/docs/conf_common.py @@ -207,7 +207,7 @@ conditional_include_dict = {'SOC_BT_SUPPORTED':BT_DOCS, 'SOC_DEDICATED_GPIO_SUPPORTED':DEDIC_GPIO_DOCS, 'SOC_SPIRAM_SUPPORTED':SPIRAM_DOCS, 'SOC_PCNT_SUPPORTED':PCNT_DOCS, - 'SOC_DAC_PERIPH_NUM':DAC_DOCS, + 'SOC_DAC_SUPPORTED':DAC_DOCS, 'SOC_TOUCH_SENSOR_NUM':TOUCH_SENSOR_DOCS, 'SOC_ULP_SUPPORTED':ULP_DOCS, 'SOC_RISCV_COPROC_SUPPORTED':RISCV_COPROC_DOCS, diff --git a/docs/en/api-reference/peripherals/index.rst b/docs/en/api-reference/peripherals/index.rst index d218b39636..a10c5763e3 100644 --- a/docs/en/api-reference/peripherals/index.rst +++ b/docs/en/api-reference/peripherals/index.rst @@ -8,7 +8,7 @@ Peripherals API ADC - :SOC_DAC_PERIPH_NUM: DAC + :SOC_DAC_SUPPORTED: DAC General Purpose Timer GPIO (including RTC low power I/O) :SOC_DEDICATED_GPIO_SUPPORTED: Dedicated GPIO diff --git a/docs/zh_CN/api-reference/peripherals/index.rst b/docs/zh_CN/api-reference/peripherals/index.rst index c885842ebf..5dd2a718fe 100644 --- a/docs/zh_CN/api-reference/peripherals/index.rst +++ b/docs/zh_CN/api-reference/peripherals/index.rst @@ -7,7 +7,7 @@ :maxdepth: 1 ADC - :SOC_DAC_PERIPH_NUM: DAC + :SOC_DAC_SUPPORTED: DAC 通用定时器 GPIO (包括 RTC 低功耗 I/O) :SOC_DEDICATED_GPIO_SUPPORTED: 专用 GPIO