remote_task.c File Reference

Remote Task Control.

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

#include "compiler.h"
#include "dsp.h"
#include "pdca.h"
#include "gpio.h"
#include "usart.h"
#include "print_funcs.h"
#include "remote_task.h"

Macros
#define	FRAME_PRIVILEGIED_CMD   0x00
#define	FRAME_SEND_NOISE_CMD   0x11
#define	FRAME_SEND_SIGNAL_FILTER_DSP_CMD   0x13
#define	FRAME_SEND_SIGNAL_FILTER_FPU_CMD   0x14
#define	FRAME_SEND_SIGNALIN_CMD   0x10
#define	FRAME_SEND_SIGNALIN_NOISE_CMD   0x12

Functions
	ISR (pdca_int_handler_usart, AVR32_PDCA_IRQ_GROUP2, 1)
	The PDCA interrupt handler. More...
static void	pdca_set_irq_usart (void)
	Local definition for Set IRQ function of USART through PDCA. More...
void	remote_task (void)
	Remote Task: More...
void	remote_task_init (void)
	Remote Task Init: More...
static void	remote_task_pdca_start (void)
	Local definition to start PDCA transfer function. More...

Variables
volatile bool	flag_eot = false
volatile float	signalin_noise_remote [GUI_BUFFER_LENGTH]
	Reference to Signal In + Noise Signal Buff in floating point Format scaled for the remote task. More...
volatile float	signalout_fp_remote [GUI_BUFFER_LENGTH]
	Reference to Filtered Signal through 16-bit fixed point Format scaled for the remote task. More...
volatile float	signalout_fpu_remote [GUI_BUFFER_LENGTH]
	Reference to Filtered Signal through floating point Format scaled for the remote task. More...
volatile uint8_t	txbuf [REMOTE_TXBUF_SIZE]

#define FRAME_PRIVILEGIED_CMD   0x00

#define FRAME_SEND_NOISE_CMD   0x11

#define FRAME_SEND_SIGNAL_FILTER_DSP_CMD   0x13

Referenced by remote_task().

#define FRAME_SEND_SIGNAL_FILTER_FPU_CMD   0x14

Referenced by remote_task().

#define FRAME_SEND_SIGNALIN_CMD   0x10

#define FRAME_SEND_SIGNALIN_NOISE_CMD   0x12

Referenced by remote_task().

ISR	(	pdca_int_handler_usart	,
		AVR32_PDCA_IRQ_GROUP2	,
		1
	)

The PDCA interrupt handler.

References flag_eot, pdca_disable_interrupt_transfer_complete(), and REMOTE_PDCA_CHANNEL_USART.

static void pdca_set_irq_usart ( void  )

static

Local definition for Set IRQ function of USART through PDCA.

Init interrupt controller and register pdca_int_handler interrupt.

References cpu_irq_restore(), cpu_irq_save(), and irq_register_handler.

Referenced by remote_task_pdca_start().

void remote_task

(

void

)

Remote Task:

• Prepare PDCA Buffer
• Re-Start PDCA Transfer

References flag_eot, FRAME_SEND_SIGNAL_FILTER_DSP_CMD, FRAME_SEND_SIGNAL_FILTER_FPU_CMD, FRAME_SEND_SIGNALIN_NOISE_CMD, GUI_BUFFER_LENGTH, i, j, remote_task_pdca_start(), signalin_noise_remote, signalout_fp_remote, signalout_fpu_remote, tmp, and txbuf.

Referenced by main().

void remote_task_init

(

void

)

Remote Task Init:

• Initialize Usart
• Start PDCA Transfer

References usart_options_t::baudrate, gpio_enable_module(), remote_task_pdca_start(), REMOTE_USART, REMOTE_USART_RX_FUNCTION, REMOTE_USART_RX_PIN, REMOTE_USART_TX_FUNCTION, REMOTE_USART_TX_PIN, sysclk_get_pba_hz(), USART_1_STOPBIT, usart_init_rs232(), USART_NO_PARITY, and USART_NORMAL_CHMODE.

Referenced by main().

static void remote_task_pdca_start ( void  )

static

Local definition to start PDCA transfer function.

References pdca_channel_options_t::addr, NULL, pdca_enable(), pdca_enable_interrupt_transfer_complete(), pdca_init_channel(), pdca_set_irq_usart(), PDCA_TRANSFER_SIZE_BYTE, REMOTE_PDCA_CHANNEL_USART, REMOTE_TXBUF_SIZE, and txbuf.

Referenced by remote_task(), and remote_task_init().

volatile bool flag_eot = false

Referenced by ISR(), and remote_task().

volatile float signalin_noise_remote[GUI_BUFFER_LENGTH]

Reference to Signal In + Noise Signal Buff in floating point Format scaled for the remote task.

Referenced by filter_task(), noise_task(), and remote_task().

volatile float signalout_fp_remote[GUI_BUFFER_LENGTH]

Reference to Filtered Signal through 16-bit fixed point Format scaled for the remote task.

Referenced by filter_task(), and remote_task().

volatile float signalout_fpu_remote[GUI_BUFFER_LENGTH]

Reference to Filtered Signal through floating point Format scaled for the remote task.

Referenced by filter_task(), and remote_task().

volatile uint8_t txbuf[REMOTE_TXBUF_SIZE]

Referenced by remote_task(), and remote_task_pdca_start().