mastering-stm32

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Chapter 11 ex7, code does not enter callback which toggles LED

1

francescofum

GPIOA peripheral is connected to AHB1 bus

mrsahin101

UART_HandleTypeDef huart2; I guess you dont need this line.

vijaybnotion

https://github.com/cnoviello/mastering-stm32/blob/master/nucleo-f446RE/Middlewares/FatFs/src/drivers/sd_diskio_spi.c#L354 ACMD41 returns 0x05 (includes the illegal command flag) here I think this line https://github.com/cnoviello/mastering-stm32/blob/master/nucleo-f446RE/Middlewares/FatFs/src/drivers/sd_diskio_spi.c#L259 should have been ``` cmd_message[0] = cmd | 0x40; ``` I'm using a SanDisk 64...

pterodragon

It seems like I have to include stdio.h in order for my STM32F411RE to not have a warning about implicit declaration of function sprintf

warrenbocphet

There's an issue with the DMA in polling mode example. When configuring the DMA you have not selected the channel (it seems like it's just omitted) causing the DMA initalisation...

francescofum

for instance, in nucleo-f411RE/src/ch14/main-ex1.c: ``` data = (uint8_t*)malloc(sizeof(uint8_t)*(len+2)); // ... /* We are now ready to transfer the buffer over the I2C bus */ returnValue = HAL_I2C_Master_Transmit(hi2c, DevAddress, data, len...

afiskon

Hi, I've just tried your custom booloader example on a nucleo l073RZ with system workbench and it always fails with a HardFault: 0xfffffffe () at 0xfffffff9 __register_exitproc() at 0x8003862 atexit()...

wiesener