kopia lustrzana https://github.com/bristol-seds/pico-tracker
247 wiersze
5.9 KiB
C
247 wiersze
5.9 KiB
C
/*
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* Hardware definitions and configuations
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* Copyright (C) 2016 Richard Meadows <richardeoin>
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* 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,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef HW_CONFIG_H
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#define HW_CONFIG_H
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#include "port.h"
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#include "samd20.h"
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#include "adc/adc.h"
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/*
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* Convenience definitions for available GPIO modules
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*/
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#if (PORT_GROUPS > 0)
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#define PORTA PORT->Group[0]
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#endif
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#if (PORT_GROUPS > 1)
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#define PORTB PORT->Group[1]
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#endif
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#if (PORT_GROUPS > 2)
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#define PORTC PORT->Group[2]
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#endif
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#if (PORT_GROUPS > 3)
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#define PORTD PORT->Group[3]
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#endif
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//#define XPLAINED
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/**
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* LED
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*/
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#ifdef XPLAINED
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#define LED0_PIN PIN_PA14
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#else
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#define LED0_PIN PIN_PA16
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#endif
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/**
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* GPS
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*/
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#define GPS_SERCOM (SercomUsart*)SERCOM0
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#define GPS_SERCOM_MOGI_PIN PIN_PA06
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#define GPS_SERCOM_MOGI_PINMUX PINMUX_PA06D_SERCOM0_PAD2
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#define GPS_SERCOM_MIGO_PIN PIN_PA07
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#define GPS_SERCOM_MIGO_PINMUX PINMUX_PA07D_SERCOM0_PAD3
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#define GPS_SERCOM_MUX USART_RX_3_TX_2_XCK_3
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#define GPS_GCLK GCLK_GENERATOR_1
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#define GPS_TYPE_UBX
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#define GPS_BAUD_RATE 9600
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#define GPS_PLATFORM_MODEL UBX_PLATFORM_MODEL_AIRBORNE_1G
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#define GPS_TIMEPULSE_PIN PIN_PA05
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#define GPS_TIMEPULSE_PINMUX PINMUX_PA05A_EIC_EXTINT5
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#define GPS_TIMEPULSE_FREQ 1
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#define GPS_TIMEPULSE_EXTINT 5
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#define GPS_RESET_PIN PIN_PA15
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#define GPS_FLIGHT_STATE_THREASHOLD_M 8000 /* 8km altitude */
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/**
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* USART Loopback Testing
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*/
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#define USART_MUX_LOOPBACK USART_RX_2_TX_2_XCK_3
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/**
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* Battery ADC
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*/
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#define BATTERY_ADC 1
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#define BATTERY_ADC_PIN PIN_PA04
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#define BATTERY_ADC_PINMUX PINMUX_PA04B_ADC_AIN4
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#define BATTERY_ADC_CHANNEL ADC_POSITIVE_INPUT_PIN4
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#define BATTERY_ADC_CHANNEL_DIV 0.23256 /* 10k/33k div */
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#define BATTERY_ADC_REFERENCE ADC_REFERENCE_INT1V
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/**
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* External Thermistor ADC
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*/
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#define THERMISTOR_ADC 0
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#define THERMISTOR_ADC_PIN PIN_PA03
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#define THERMISTOR_ADC_PINMUX PINMUX_PA03
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#define THERMISTOR_ADC_CHANNEL ADC_POSITIVE_INPUT_PIN1
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#define THERMISTOR_ADC_CHANNEL_DIV 1
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#define THERMISTOR_ADC_REFERENCE ADC_REFERENCE_INTVCC0 /* internal 1/1.48 VCC reference */
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/**
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* Solar ADC
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*/
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#define SOLAR_ADC 0
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#define SOLAR_ADC_PIN PIN_PA04
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#define SOLAR_ADC_PINMUX PINMUX_PA04B_ADC_AIN4
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#define SOLAR_ADC_CHANNEL ADC_POSITIVE_INPUT_PIN4
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#define SOLAR_ADC_CHANNEL_DIV 1
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#define SOLAR_ADC_REFERENCE ADC_REFERENCE_INT1V
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/**
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* Battery
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*/
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#define RECHARGABLE_BATTERY 0
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/**
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* Cycle Times
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*/
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#define CYCLE_TIME_FAST (30) /* always 30 seconds */
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#define CYCLE_TIME_SLOW (30)
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/**
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* Radio
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*/
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#define SI4xxx_RADIO_PN 0x4468
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#define SI4xxx_SERCOM (SercomSpi*)SERCOM3
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#define SI4xxx_SERCOM_MOSI_PIN PIN_PA19
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#define SI4xxx_SERCOM_MOSI_PINMUX PINMUX_PA19D_SERCOM3_PAD3
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#define SI4xxx_SERCOM_MISO_PIN PIN_PA22
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#define SI4xxx_SERCOM_MISO_PINMUX PINMUX_PA22C_SERCOM3_PAD0
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#define SI4xxx_SERCOM_SCK_PIN PIN_PA23
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#define SI4xxx_SERCOM_SCK_PINMUX PINMUX_PA23C_SERCOM3_PAD1
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#define SI4xxx_SERCOM_MUX SPI_SIGNAL_MUX_SETTING_M
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#define SI4xxx_SEL_PIN PIN_PA18
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#define SI4xxx_IRQ_PIN PIN_PA24
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#define SI4xxx_IRQ_PINMUX PINMUX_PA24A_EIC_EXTINT12
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#define SI4xxx_SDN_PIN PIN_PA17
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#define SI4xxx_GPIO0_PIN PIN_PA27
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#define SI4xxx_GPIO1_PIN PIN_PA25
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#define SI4xxx_GPIO1_PINMUX PINMUX_PA25F_TC5_WO1
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#define SI4xxx_TCXO_FREQUENCY 16369000
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/**
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* RF Power @ 1.8V
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*
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* These values are taken from the datasheet, but the
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* difference between them has been measured as 6dB
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*/
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#define RF_POWER_14dBm 0x7f
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#define RF_POWER_8dBm 0x7f /* tested in lab (36) */
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/**
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* RF Enable
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*
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* Disable this when there's no antenna connected
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*/
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#define RF_TX_ENABLE 1
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/**
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* LF Clock
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*/
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#define USE_LFTIMER 0
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/**
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* XOSC
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*/
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#define USE_XOSC 1
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#define XOSC_FREQUENCY 16369000
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#define XOSC_GCLK_DIVIDE 2 /* ~8MHz on GCLK */
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#define OSC8M_GCLK_DIVIDE 1 /* ~8MHz on GCLK */
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#define MEASURE_XOSC 1
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/**
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* Telemetry
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*/
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#define TELEMETRY_ENABLE 1
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#define TELEMETRY_USE_GEOFENCE 1
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#define TELEMETRY_FREQUENCY 434612500
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#define TELEMETRY_POWER RF_POWER_8dBm
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/**
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* APRS
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*/
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#define APRS_ENABLE 1
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#define APRS_USE_GEOFENCE 1
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#define APRS_POWER RF_POWER_14dBm
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/**
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* Backlog
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*/
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#define BACKLOG_RECORD_BACKLOG 1
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/**
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* Prefix
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*/
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#define GEOFENCE_USE_PREFIX 1
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/**
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* Watchdog Timer
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*
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* There is a performance penalty to using the watchdog - you must
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* wait up to 1/16kHz when kicking to sync with it. Disable when not in use
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*/
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//#define DEBUG_USE_INTWATCHDOG 0
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#define WDT_GCLK GCLK_GENERATOR_4
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/**
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* External Watchdog Timer
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*/
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#define WDT_WDI_PIN PIN_PA28
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/**
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* SWD
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*/
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#define SWD_SWDCLK_PIN PIN_PA30
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#define SWD_SWDCLK_PINMUX PINMUX_PA30G_CORE_SWCLK
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#define SWD_SWDIO_PIN PIN_PA31
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/**
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* Interrupt Priority
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*/
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#define WDT_INT_PRIO 0 /* Early warning interrupt */
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#define TC0_INT_PRIO 1 /* Telemetry Tick Timer */
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#define GPS_SERCOM_INT_PRIO 2 /* GPS USART Rx */
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#define EIC_INT_PRIO 3 /* Timepulse, telemetry */
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#define TC2_INT_PRIO 3 /* XOSC Measure Timer */
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#define TC4_INT_PRIO 3 /* LF timer */
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#define RTC_INT_PRIO 3 /* RTC */
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#define ADC_INT_PRIO 3 /* ADC */
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#endif /* HW_CONFIG_H */
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