lucalizaranzu/Shmingo-HAL
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Refactors for L432KC done for all peripherals except GPIO

Browse Source
This commit is contained in:
Ea-r-th
2025-10-19 01:49:13 -07:00
parent e822b8d9ec
commit 2c5592c2d3
16 changed files with 207 additions and 76 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
SHAL/Src/STM32L4XX/Peripheral/UART/SHAL_UART.cpp
View File

@@ -48,26 +48,30 @@ void SHAL_UART::begin(uint32_t baudRate) volatile {
auto baud_rate_reg = getUARTBaudRateGenerationRegister(m_key);
unsigned long adjustedBaudRate = 8000000 / baudRate;
SHAL_set_bits(baud_rate_reg.reg,16,adjustedBaudRate,baud_rate_reg.offset); //MAKE SURE ANY FUNCTION THAT CHANGES CLOCK UPDATES THIS! //TODO DO NOT HARDCODE THIS SHIT
uint32_t adjustedBaudRate = SystemCoreClock / baudRate;
SHAL_apply_bitmask(control_reg.reg, control_reg.usart_enable_mask); //Clear enable bit (turn off usart)
SHAL_set_register_value(baud_rate_reg.reg,adjustedBaudRate);
SHAL_apply_bitmask(control_reg.reg, control_reg.usart_enable_mask); //Turn on usart
}
void SHAL_UART::sendString(const char *s) volatile {
while (*s) sendChar(*s++); //Send chars while we haven't reached end of s
while (*s) {//Send chars while we haven't reached end of s
sendChar(*s++);
}
}
void SHAL_UART::sendChar(char c) volatile {
auto ISR_non_fifo = getUARTISRFifoDisabled(m_key);
if(!SHAL_WAIT_FOR_CONDITION_US((*ISR_non_fifo.reg & ISR_non_fifo.transmit_data_register_empty_mask) == 0, 500)){
if(!SHAL_WAIT_FOR_CONDITION_MS((*ISR_non_fifo.reg & ISR_non_fifo.transmit_data_register_empty_mask) != 0, 500)){
PIN(B3).toggle();
return;
}
auto transmit_reg = getUARTTransmitDataRegister(m_key);
SHAL_set_bits_16(transmit_reg.reg,16,static_cast<uint16_t>(c),transmit_reg.offset);
SHAL_set_register_value_16(transmit_reg.reg, static_cast<uint16_t>(c));
}