serial.h File Reference

API of the usart interface functions.

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

Macros
#define	PDCA_IRQ   AVR32_PDCA_IRQ_2
#define	PDCA_IRQ_GROUP   AVR32_PDCA_IRQ_GROUP0
#define	PDCA_PID_USART_RX   AVR32_PDCA_PID_USART3_RX
#define	PDCA_PID_USART_TX   AVR32_PDCA_PID_USART3_TX
#define	USART   (&AVR32_USART3)
#define	USART_IRQ   AVR32_USART3_IRQ
#define	USART_IRQ_GROUP   AVR32_USART3_IRQ_GROUP
#define	USART_RX_FUNCTION   AVR32_USART3_RXD_0_0_FUNCTION
#define	USART_RX_PIN   AVR32_USART3_RXD_0_0_PIN
#define	USART_TX_FUNCTION   AVR32_USART3_TXD_0_0_FUNCTION
#define	USART_TX_PIN   AVR32_USART3_TXD_0_0_PIN
The channel instance for the USART, PDCA channel 0 for RX (highest priority).
#define	PDCA_CHANNEL_RX_USART   2
#define	PDCA_CHANNEL_TX_USART   3
USART BAUD RATE
#define	USART_BAUD_RATE   115200
System Clock Frequencies
#define	TARGET_PBA_FREQ_HZ   (48000000UL)
#define	TARGET_CPU_FREQ_HZ   (48000000UL)

Functions
void	SERIAL_Init (void)
void	SERIAL_Retrieve_Message (void)
void	SERIAL_Send_Message (void)

#define PDCA_CHANNEL_RX_USART   2

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

#define PDCA_CHANNEL_TX_USART   3

Referenced by SERIAL_Init(), and SERIAL_Send_Message().

#define PDCA_IRQ   AVR32_PDCA_IRQ_2

Referenced by SERIAL_Init().

#define PDCA_IRQ_GROUP   AVR32_PDCA_IRQ_GROUP0

#define PDCA_PID_USART_RX   AVR32_PDCA_PID_USART3_RX

Referenced by SERIAL_Init().

#define PDCA_PID_USART_TX   AVR32_PDCA_PID_USART3_TX

Referenced by SERIAL_Init().

#define TARGET_CPU_FREQ_HZ   (48000000UL)

Referenced by SERIAL_Send_Message().

#define TARGET_PBA_FREQ_HZ   (48000000UL)

Referenced by SERIAL_Init().

#define USART   (&AVR32_USART3)

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

#define USART_BAUD_RATE   115200

Referenced by SERIAL_Init().

#define USART_IRQ   AVR32_USART3_IRQ

Referenced by SERIAL_Init().

#define USART_IRQ_GROUP   AVR32_USART3_IRQ_GROUP

#define USART_RX_FUNCTION   AVR32_USART3_RXD_0_0_FUNCTION

Referenced by SERIAL_Init().

#define USART_RX_PIN   AVR32_USART3_RXD_0_0_PIN

Referenced by SERIAL_Init().

#define USART_TX_FUNCTION   AVR32_USART3_TXD_0_0_FUNCTION

Referenced by SERIAL_Init().

#define USART_TX_PIN   AVR32_USART3_TXD_0_0_PIN

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().