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Happy times: things work on real hardware!

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This commit is contained in:
Max Regan
2019-06-02 21:34:18 -07:00
parent a7f1ffc1b5
commit 1cc2f7adf4
27 changed files with 9353 additions and 9057 deletions
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15
SpiDriver.cpp
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@@ -37,25 +37,24 @@ SpiDriver::SpiDriver(TaskScheduler &scheduler)
void SpiDriver::init()
{
SET(RCC->IOPENR, RCC_IOPENR_IOPAEN);
SET(RCC->IOPENR, RCC_IOPENR_IOPBEN);
RCC->APB2ENR |= RCC_APB2ENR_SPI1EN;
/* Assign SPI_MOSI to PA12 (AFRH5), since PA7 is taken by LPTIM_OUT */
GPIOA->AFR[1] &= ~GPIO_AFRH_AFRH4;
/* Assign SPI_MOSI to PB1, since PA7 is taken by LPTIM_OUT */
GPIOB->AFR[0] &= ~GPIO_AFRH_AFRH1;
GPIOB->AFR[0] |= 1u << GPIO_AFRH_AFRH1_Pos;
SET_TO(GPIOA->MODER, GPIO_MODER_MODE12, 2u << GPIO_MODER_MODE12_Pos);
SET_TO(GPIOB->MODER, GPIO_MODER_MODE1, 2u << GPIO_MODER_MODE1_Pos);
GPIOA->OTYPER &= ~GPIO_OTYPER_OT_12;
GPIOA->PUPDR &= ~GPIO_PUPDR_PUPD12;
GPIOB->OTYPER &= ~GPIO_OTYPER_OT_1;
GPIOB->PUPDR &= ~GPIO_PUPDR_PUPD12;
// SPI1 NSS (PA4)
//GPIOA->AFR[0] &= ~GPIO_AFRL_AFRL4;
SET_TO(GPIOA->MODER, GPIO_MODER_MODE4, 1u << GPIO_MODER_MODE4_Pos);
GPIOA->OTYPER &= ~GPIO_OTYPER_OT_4;
GPIOA->PUPDR &= ~GPIO_PUPDR_PUPD4;
// enable pullup, since the pin doesn't seem to stay up
GPIOA->PUPDR |= 2u << GPIO_PUPDR_PUPD4_Pos;
// SPI1 SCK (PA5)
GPIOA->AFR[0] &= ~GPIO_AFRL_AFRL5;