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Adding support for MMDVM-Pi with STM32F722

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This commit is contained in:
Andy CA6JAU 2017-11-02 00:41:26 -03:00
parent c86ba51523
commit cf448158cb
3 changed files with 104 additions and 13 deletions
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78
IOSTM.cpp
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@ -164,6 +164,76 @@ EXT_CLK PA15 input
#define PIN_TX GPIO_Pin_4
#define PIN_TX_CH DAC_Channel_1
#elif defined(STM32F722_PI)
/*
Pin definitions for STM32F722 Pi Board:
PTT PB13 output
COSLED PB14 output
LED PB15 output
COS PC0 input
DSTAR PC7 output
DMR PC8 output
YSF PA8 output
P25 PC9 output
RX PA0 analog input
RSSI PA7 analog input
TX PA4 analog output
EXT_CLK PA15 input
*/
#define PIN_COS GPIO_Pin_0
#define PORT_COS GPIOC
#define RCC_Per_COS RCC_AHB1Periph_GPIOC
#define PIN_PTT GPIO_Pin_13
#define PORT_PTT GPIOB
#define RCC_Per_PTT RCC_AHB1Periph_GPIOB
#define PIN_COSLED GPIO_Pin_14
#define PORT_COSLED GPIOB
#define RCC_Per_COSLED RCC_AHB1Periph_GPIOB
#define PIN_LED GPIO_Pin_15
#define PORT_LED GPIOB
#define RCC_Per_LED RCC_AHB1Periph_GPIOB
#define PIN_P25 GPIO_Pin_9
#define PORT_P25 GPIOC
#define RCC_Per_P25 RCC_AHB1Periph_GPIOC
#define PIN_DSTAR GPIO_Pin_7
#define PORT_DSTAR GPIOC
#define RCC_Per_DSTAR RCC_AHB1Periph_GPIOC
#define PIN_DMR GPIO_Pin_8
#define PORT_DMR GPIOC
#define RCC_Per_DMR RCC_AHB1Periph_GPIOC
#define PIN_YSF GPIO_Pin_8
#define PORT_YSF GPIOA
#define RCC_Per_YSF RCC_AHB1Periph_GPIOA
#define PIN_EXT_CLK GPIO_Pin_15
#define SRC_EXT_CLK GPIO_PinSource15
#define PORT_EXT_CLK GPIOA
#define PIN_RX GPIO_Pin_0
#define PIN_RX_CH ADC_Channel_0
#define PORT_RX GPIOA
#define RCC_Per_RX RCC_AHB1Periph_GPIOA
#define PIN_RSSI GPIO_Pin_7
#define PIN_RSSI_CH ADC_Channel_7
#define PORT_RSSI GPIOA
#define RCC_Per_RSSI RCC_AHB1Periph_GPIOA
#define PIN_TX GPIO_Pin_4
#define PIN_TX_CH DAC_Channel_1
#elif defined(STM32F4_F4M)
/*
Pin definitions for MMDVM-F4M Pi-Hat F0DEI board:
@ -497,7 +567,7 @@ EXT_CLK PA15 input CN11 Pin17
#define PIN_TX_CH DAC_Channel_1
#else
#error "Either STM32F4_DISCOVERY, STM32F4_PI, STM32F4_F4M, STM32F4_NUCLEO or STM32F7_NUCLEO need to be defined"
#error "Either STM32F4_DISCOVERY, STM32F4_PI, STM32F722_PI, STM32F4_F4M, STM32F4_NUCLEO or STM32F7_NUCLEO need to be defined"
#endif
const uint16_t DC_OFFSET = 2048U;
@ -698,7 +768,7 @@ void CIO::startInt()
// Init the timer
RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM2, ENABLE);
#if defined(EXTERNAL_OSC) && !defined(STM32F4_PI)
#if defined(EXTERNAL_OSC) && !(defined(STM32F4_PI) || defined(STM32F722_PI))
// Configure a GPIO as external TIM2 clock source
GPIO_PinAFConfig(PORT_EXT_CLK, SRC_EXT_CLK, GPIO_AF_TIM2);
GPIO_InitStruct.GPIO_Pin = PIN_EXT_CLK;
@ -710,7 +780,7 @@ void CIO::startInt()
TIM_TimeBaseStructInit (&timerInitStructure);
// TIM2 output frequency
#if defined(EXTERNAL_OSC) && !defined(STM32F4_PI)
#if defined(EXTERNAL_OSC) && !(defined(STM32F4_PI) || defined(STM32F722_PI))
timerInitStructure.TIM_Prescaler = (uint16_t) ((EXTERNAL_OSC/(2*SAMP_FREQ)) - 1);
timerInitStructure.TIM_Period = 1;
#else
@ -723,7 +793,7 @@ void CIO::startInt()
timerInitStructure.TIM_RepetitionCounter = 0;
TIM_TimeBaseInit(TIM2, &timerInitStructure);
#if defined(EXTERNAL_OSC) && !defined(STM32F4_PI)
#if defined(EXTERNAL_OSC) && !(defined(STM32F4_PI) || defined(STM32F722_PI))
// Enable external clock
TIM_ETRClockMode2Config(TIM2, TIM_ExtTRGPSC_OFF, TIM_ExtTRGPolarity_NonInverted, 0x00);
#else