serial.c File Reference

Usart interface functions.

Copyright (c) 2014-2018 Microchip Technology Inc. and its subsidiaries.

#include "serial.h"
#include "pdca.h"
#include "usart.h"
#include "gpio.h"
#include "cycle_counter.h"
#include "intc.h"
#include "QDebugSettings.h"
#include "qdebugtransport.h"

Functions
static void	int_pdca_handler (void)
static void	int_usart_handler (void)
void	SERIAL_Init (void)
void	SERIAL_Retrieve_Message (void)
void	SERIAL_Send_Message (void)

Variables
volatile bool	MessageReady = false
volatile int	rx_size = RX_BUFFER_SIZE
char	SERIAL_RX_Buffer [RX_BUFFER_SIZE]
	Counter for interrupt test. More...
volatile unsigned int	SERIAL_RX_index

static void int_pdca_handler ( void  )

static

References MessageReady, PDCA_CHANNEL_RX_USART, pdca_disable_interrupt_transfer_complete(), pdca_get_transfer_status(), SERIAL_RX_Buffer, SERIAL_RX_index, and USART.

Referenced by SERIAL_Init().

static void int_usart_handler ( void  )

static

References MESSAGE_START, MessageReady, PDCA_CHANNEL_RX_USART, pdca_enable(), pdca_enable_interrupt_transfer_complete(), pdca_load_channel(), rx_size, SERIAL_RX_Buffer, SERIAL_RX_index, and USART.

Referenced by SERIAL_Init().

void SERIAL_Init

(

void

)

References pdca_channel_options_t::addr, usart_options_t::baudrate, Disable_global_interrupt, Enable_global_interrupt, gpio_enable_module(), int_pdca_handler(), int_usart_handler(), PDCA_CHANNEL_RX_USART, PDCA_CHANNEL_TX_USART, pdca_init_channel(), PDCA_IRQ, PDCA_PID_USART_RX, PDCA_PID_USART_TX, PDCA_TRANSFER_SIZE_BYTE, RX_Buffer, SERIAL_RX_Buffer, SERIAL_RX_index, TARGET_PBA_FREQ_HZ, TX_Buffer, USART, USART_1_STOPBIT, USART_BAUD_RATE, usart_init_rs232(), USART_IRQ, USART_NO_PARITY, USART_NORMAL_CHMODE, USART_RX_FUNCTION, USART_RX_PIN, USART_TX_FUNCTION, and USART_TX_PIN.

Referenced by QDebug_Init().

void SERIAL_Retrieve_Message

(

void

)

References MessageReady, RX_Buffer, SERIAL_RX_Buffer, and SERIAL_RX_index.

Referenced by Receive_Message().

void SERIAL_Send_Message

(

void

)

References cpu_delay_ms(), PDCA_CHANNEL_TX_USART, pdca_enable(), pdca_get_transfer_status(), pdca_load_channel(), PDCA_TRANSFER_COMPLETE, TARGET_CPU_FREQ_HZ, TX_Buffer, and TX_index.

Referenced by Send_Message().

volatile bool MessageReady = false

Referenced by int_pdca_handler(), int_usart_handler(), and SERIAL_Retrieve_Message().

volatile int rx_size = RX_BUFFER_SIZE

Referenced by int_usart_handler().

char SERIAL_RX_Buffer[RX_BUFFER_SIZE]

Counter for interrupt test.

Referenced by int_pdca_handler(), int_usart_handler(), SERIAL_Init(), and SERIAL_Retrieve_Message().

volatile unsigned int SERIAL_RX_index

Referenced by int_pdca_handler(), int_usart_handler(), SERIAL_Init(), and SERIAL_Retrieve_Message().