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Converting code to not use DriverLib and manually setting each register bit

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This commit is contained in:
William Miceli
2021-06-04 17:56:56 -04:00
parent 1c47502d2b
commit 57a3b91606
2 changed files with 32 additions and 25 deletions
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53
Telem_Debug/Debug_UART-USB/usci_init.c
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@@ -1,13 +1,15 @@
#include "usci_init.h"
void usci_init(void){
/************************************************ USCI A0 ************************************************/
/******************************** USCI A0 ********************************/
/************************************************ USCI A1 ************************************************/
/******************************** USCI A1 ********************************/
/************************************************ USCI A2 ************************************************/
/******************************** USCI A2 ********************************/
/*
* UART Mode
*
* The FTDI FT230XS-R that was selected can handle up to 3 Mbaud, so we'll target 1 Mbaud
* The SMCLK is currently at 10 MHz
*
@@ -19,29 +21,38 @@ void usci_init(void){
* secondModReg: 0
* overSampling: 0
*/
USCI_A_UART_initParam USCI_A_UART_initParam_A2 = {
.selectClockSource = USCI_A_UART_CLOCKSOURCE_SMCLK,
.clockPrescalar = 10,
.firstModReg = 0,
.secondModReg = 0,
.parity = USCI_A_UART_NO_PARITY,
.msborLsbFirst = USCI_A_UART_LSB_FIRST,
.numberofStopBits = USCI_A_UART_ONE_STOP_BIT,
.uartMode = USCI_A_UART_MODE,
.overSampling = USCI_A_UART_LOW_FREQUENCY_BAUDRATE_GENERATION
};
// USCI_A_UART_initParam USCI_A_UART_initParam_A2 = {
// .selectClockSource = USCI_A_UART_CLOCKSOURCE_SMCLK,
// .clockPrescalar = 10,
// .firstModReg = 0,
// .secondModReg = 0,
// .parity = USCI_A_UART_NO_PARITY,
// .msborLsbFirst = USCI_A_UART_LSB_FIRST,
// .numberofStopBits = USCI_A_UART_ONE_STOP_BIT,
// .uartMode = USCI_A_UART_MODE,
// .overSampling = USCI_A_UART_LOW_FREQUENCY_BAUDRATE_GENERATION
// };
USCI_A_UART_init(USCI_A2_BASE, &USCI_A_UART_initParam_A2); // Initialize the UART block
USCI_A_UART_enable(USCI_A2_BASE); // Enables operation of the UART block
//USCI_A_UART_init(USCI_A2_BASE, &USCI_A_UART_initParam_A2); // Initialize the UART block
//USCI_A_UART_enable(USCI_A2_BASE); // Enables operation of the UART block
/************************************************ USCI A3 ************************************************/
// Initialization
UCA2CTL1 |= UCSWRST; // Sets the Software Reset to high, disabling the USCI module; Register options can only be set when the UCSWRST bit = 1
UCA2CTL1 |= UCSSEL__SMCLK; // USCI module will use the SMCLK as it's clock source
UCA2CTL1 &= UCRXEIE; // Disabling Erroneous Character Reception Interrupt
UCA2CTL1 &= UCBRKIE; // Disabling Break Character Reception Interrupt
UCA2CTL1 &= UCDORM; // Disabling USCI module Dormant Mode
UCA2CTL1 &= UCTXADDR; // Next frame transmitted is an address
UCA2CTL1 &= UCTXBRK; // Do not transmit a Break/Synch as the next frame
/************************************************ USCI B0 ************************************************/
/******************************** USCI A3 ********************************/
/************************************************ USCI B1 ************************************************/
/******************************** USCI B0 ********************************/
/************************************************ USCI B2 ************************************************/
/******************************** USCI B1 ********************************/
/************************************************ USCI B3 ************************************************/
/******************************** USCI B2 ********************************/
/******************************** USCI B3 ********************************/
}

4
Telem_Debug/Debug_UART-USB/usci_init.h
View File

@@ -6,10 +6,6 @@
#define USCI_INIT_H_
#include <msp430x54xa.h>
#include "usci_a_uart.h"
bool USCI_A_UART_init(uint16_t baseAddress, USCI_A_UART_initParam *param);
void USCI_A_UART_enable(uint16_t baseAddress);
void usci_init(void);