ported stm32f3, close #67
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hathach
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7599541c1a
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8a2b228c3f
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@ -55,7 +55,7 @@ The stack supports the following MCUs
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- **Nordic:** nRF52840
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- **NXP:** LPC11Uxx, LPC13xx, LPC175x_6x, LPC177x_8x, LPC18xx, LPC40xx, LPC43xx, LPC51Uxx
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- **MicroChip:** SAMD21, SAMD51 (device only)
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- **ST:** STM32F0, STM32F4, STM32H7 (device only)
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- **ST:** STM32F0, STM32F3, STM32F4, STM32H7 (device only)
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[Here is the list of supported Boards](docs/boards.md)
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@ -40,11 +40,13 @@ This code base already had supported for a handful of following boards
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- [Adafruit Metro M4 Express](https://www.adafruit.com/product/3382)
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### ST STM32
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- [STM32F070RB Nucleo](https://www.st.com/en/evaluation-tools/nucleo-f070rb.html)
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- [STM32F072b Discovery](https://www.st.com/en/evaluation-tools/32f072bdiscovery.html)
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- [STM32F407g Discovery](https://www.st.com/en/evaluation-tools/stm32f4discovery.html)
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- [STM32F411e Discovery](https://www.st.com/en/evaluation-tools/32f411ediscovery.html)
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- [STM32F412g Discovery](https://www.st.com/en/evaluation-tools/32f412gdiscovery.html)
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- [STM32F070rb Nucleo](https://www.st.com/en/evaluation-tools/nucleo-f070rb.html)
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- [STM32F072rb Discovery](https://www.st.com/en/evaluation-tools/32f072bdiscovery.html)
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- [STM32F303vc Discovery](https://www.st.com/en/evaluation-tools/stm32f3discovery.html)
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- [STM32F407vg Discovery](https://www.st.com/en/evaluation-tools/stm32f4discovery.html)
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- [STM32F411ve Discovery](https://www.st.com/en/evaluation-tools/32f411ediscovery.html)
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- [STM32F412zg Discovery](https://www.st.com/en/evaluation-tools/32f412gdiscovery.html)
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- [Nucleo H743zi](https://www.st.com/en/evaluation-tools/nucleo-h743zi.html)
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## Add your own board
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@ -2,7 +2,7 @@ CFLAGS += \
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-DHSE_VALUE=8000000 \
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-DSTM32F303xC \
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-mthumb \
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-mabi=aapcs-linux \
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-mabi=aapcs \
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-mcpu=cortex-m4 \
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-mfloat-abi=hard \
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-mfpu=fpv4-sp-d16 \
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@ -20,6 +20,7 @@ SRC_C += \
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$(ST_HAL_DRIVER)/Src/stm32f3xx_hal.c \
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$(ST_HAL_DRIVER)/Src/stm32f3xx_hal_cortex.c \
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$(ST_HAL_DRIVER)/Src/stm32f3xx_hal_rcc.c \
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$(ST_HAL_DRIVER)/Src/stm32f3xx_hal_rcc_ex.c \
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$(ST_HAL_DRIVER)/Src/stm32f3xx_hal_gpio.c
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SRC_S += \
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@ -37,16 +37,28 @@
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#define BUTTON_PIN GPIO_PIN_0
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#define BUTTON_STATE_ACTIVE 1
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void board_init(void)
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{
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#if CFG_TUSB_OS == OPT_OS_NONE
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// 1ms tick timer
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SysTick_Config(SystemCoreClock / 1000);
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#endif
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/* Configure the system clock to 72 MHz */
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/**
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* @brief System Clock Configuration
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* The system Clock is configured as follow :
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* System Clock source = PLL (HSE)
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* SYSCLK(Hz) = 72000000
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* HCLK(Hz) = 72000000
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* AHB Prescaler = 1
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* APB1 Prescaler = 2
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* APB2 Prescaler = 1
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* HSE Frequency(Hz) = 8000000
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* HSE PREDIV = 1
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* PLLMUL = RCC_PLL_MUL9 (9)
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* Flash Latency(WS) = 2
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* @param None
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* @retval None
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*/
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static void SystemClock_Config(void)
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{
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RCC_ClkInitTypeDef RCC_ClkInitStruct;
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RCC_OscInitTypeDef RCC_OscInitStruct;
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RCC_PeriphCLKInitTypeDef RCC_PeriphClkInit;
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/* Enable HSE Oscillator and activate PLL with HSE as source */
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RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
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@ -57,14 +69,32 @@ void board_init(void)
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RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL9;
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HAL_RCC_OscConfig(&RCC_OscInitStruct);
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/* Configures the USB clock */
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HAL_RCCEx_GetPeriphCLKConfig(&RCC_PeriphClkInit);
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RCC_PeriphClkInit.USBClockSelection = RCC_USBCLKSOURCE_PLL_DIV1_5;
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HAL_RCCEx_PeriphCLKConfig(&RCC_PeriphClkInit);
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/* Select PLL as system clock source and configure the HCLK, PCLK1 and PCLK2
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clocks dividers */
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clocks dividers */
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RCC_ClkInitStruct.ClockType = (RCC_CLOCKTYPE_SYSCLK | RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2);
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RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
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RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
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RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
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RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
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(void) HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2);
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HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2);
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/* Enable Power Clock */
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__HAL_RCC_PWR_CLK_ENABLE();
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}
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void board_init(void)
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{
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#if CFG_TUSB_OS == OPT_OS_NONE
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// 1ms tick timer
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SysTick_Config(SystemCoreClock / 1000);
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#endif
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SystemClock_Config();
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// Notify runtime of frequency change.
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SystemCoreClockUpdate();
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@ -86,27 +116,16 @@ void board_init(void)
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
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HAL_GPIO_Init(BUTTON_PORT, &GPIO_InitStruct);
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/* Configure USB DM and DP pins */
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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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// Start USB clock
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// Enable USB clock
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__HAL_RCC_USB_CLK_ENABLE();
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#if 0
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RCC->AHB2ENR |= RCC_AHB2ENR_OTGFSEN;
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// USB Pin Init
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// PA9- VUSB, PA10- ID, PA11- DM, PA12- DP
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// PC0- Power on
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RCC->AHB1ENR |= RCC_AHB1ENR_GPIOAEN;
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GPIOA->MODER |= GPIO_MODER_MODE9_1 | GPIO_MODER_MODE10_1 | \
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GPIO_MODER_MODE11_1 | GPIO_MODER_MODE12_1;
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GPIOA->AFR[1] |= (10 << GPIO_AFRH_AFSEL9_Pos) | \
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(10 << GPIO_AFRH_AFSEL10_Pos) | (10 << GPIO_AFRH_AFSEL11_Pos) | \
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(10 << GPIO_AFRH_AFSEL12_Pos);
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// Pullup required on ID, despite the manual claiming there's an
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// internal pullup already (page 1245, Rev 17)
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GPIOA->PUPDR |= GPIO_PUPDR_PUPD10_0;
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#endif
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}
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//--------------------------------------------------------------------+
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