device_hid_qtouch_debug_task.c File Reference

#include "conf_usb.h"
#include "board.h"
#include "usb_drv.h"
#include "gpio.h"
#include "pdca.h"
#include "intc.h"
#include "usart.h"
#include "usb_descriptors.h"
#include "usb_standard_request.h"
#include "cycle_counter.h"
#include "fifo.h"
#include "power_clocks_lib.h"
#include "qtouch_debug_frame.h"
#include "device_hid_qtouch_debug_task.h"
#include <string.h>

Macros
#define	AVR32_PDCA_PID_USART_TX   AVR32_PDCA_PID_USART1_TX
#define	PDCA_CHANNEL_USART   0
#define	RX_LED   AVR32_PIN_PA20
#define	TX_LED   AVR32_PIN_PA21
#define	USART   (&AVR32_USART1)
#define	USART_BAUDRATE   115200
#define	USART_IRQ   AVR32_USART1_IRQ
#define	USART_RX_BUFFER   (EP_IN_LENGTH*2)
#define	USART_RX_FUNCTION   AVR32_USART1_RXD_0_0_FUNCTION
#define	USART_RX_PIN   AVR32_USART1_RXD_0_0_PIN
#define	USART_TX_FUNCTION   AVR32_USART1_TXD_0_0_FUNCTION
#define	USART_TX_PIN   AVR32_USART1_TXD_0_0_PIN

Functions
void	device_generic_hid_task (void)
	Entry point of the HID generic communication task This function manages IN/OUT report management. More...
void	device_generic_hid_task_init (void)
	This function initializes the hardware/software resources required for device generic HID task. More...
void	fill_tx_buffer (void)
	Send data report to USB HID Host. More...
void	hid_check_vbus (void)
	check if USB VBUS active. More...
static void	hid_report_in (void)
	Send data report to USB HID Host. More...
static void	hid_report_out (void)
	Get data report from Host. More...
void	init_rs232 (unsigned long baudrate, long pba_hz)
	This function initializes USART connected to main UC3 device present on the kit. More...
static void	int_handler_usart (void)
void	usb_sof_action (void)
	usb_sof_action More...
void	usb_write_message (void *ptr_cram)
	Write message to USB HID Host. More...

Variables
static struct hid_frames	ack_message
static fifo_desc_t	fifo_desc_usart
static uint8_t	fifo_rx [USART_RX_BUFFER]
int	jump_bootloader
struct hid_frames	out_buffer
pcl_freq_param_t	pcl_freq_param
static int	recieved_data =0
static bool	send_ack = false
static bool	send_nack = false
static U16	sof_cnt
static bool	write_hid_message = false
static int	write_hid_message_index =0

#define AVR32_PDCA_PID_USART_TX   AVR32_PDCA_PID_USART1_TX

Referenced by device_generic_hid_task_init().

#define PDCA_CHANNEL_USART   0

Referenced by device_generic_hid_task_init(), hid_report_in(), and hid_report_out().

#define RX_LED   AVR32_PIN_PA20

Referenced by device_generic_hid_task_init(), fill_tx_buffer(), hid_check_vbus(), hid_report_out(), and int_handler_usart().

#define TX_LED   AVR32_PIN_PA21

Referenced by device_generic_hid_task_init(), fill_tx_buffer(), hid_check_vbus(), hid_report_in(), and int_handler_usart().

#define USART   (&AVR32_USART1)

Referenced by hid_check_vbus(), init_rs232(), and int_handler_usart().

#define USART_BAUDRATE   115200

Referenced by hid_check_vbus().

#define USART_IRQ   AVR32_USART1_IRQ

Referenced by device_generic_hid_task_init().

#define USART_RX_BUFFER   (EP_IN_LENGTH*2)

Referenced by device_generic_hid_task_init().

#define USART_RX_FUNCTION   AVR32_USART1_RXD_0_0_FUNCTION

Referenced by init_rs232().

#define USART_RX_PIN   AVR32_USART1_RXD_0_0_PIN

Referenced by hid_check_vbus(), and init_rs232().

#define USART_TX_FUNCTION   AVR32_USART1_TXD_0_0_FUNCTION

Referenced by init_rs232().

#define USART_TX_PIN   AVR32_USART1_TXD_0_0_PIN

Referenced by init_rs232().

void device_generic_hid_task

(

void

)

Entry point of the HID generic communication task This function manages IN/OUT report management.

References fill_tx_buffer(), hid_check_vbus(), hid_report_in(), hid_report_out(), and Is_device_enumerated.

Referenced by main().

void device_generic_hid_task_init

(

void

)

This function initializes the hardware/software resources required for device generic HID task.

References ack_message, pdca_channel_options_t::addr, AVR32_PDCA_PID_USART_TX, Disable_global_interrupt, Enable_global_interrupt, fifo_init(), fifo_rx, gpio_set_gpio_pin(), int_handler_usart(), INTC_register_interrupt(), Is_usb_device, hid_frames::packetCount, hid_frames::packetNumber, hid_frames::payload, PAYLOAD_SIZE, PDCA_CHANNEL_USART, pdca_init_channel(), PDCA_TRANSFER_SIZE_BYTE, PROTOCOL_ID, hid_frames::protocol_id, RX_LED, serial_tx_frame, sof_cnt, hid_frames::spare_byte1, hid_frames::spare_byte2, TX_LED, USART_IRQ, USART_RX_BUFFER, and Usb_enable_sof_interrupt.

Referenced by main().

void fill_tx_buffer

(

void

)

Send data report to USB HID Host.

References fifo_get_used_size(), FIFO_OK, fifo_pull_uint8(), gpio_clr_gpio_pin(), recieved_data, RX_LED, send_message(), serial_rx_frame, TX_LED, write_hid_message, and write_hid_message_index.

Referenced by device_generic_hid_task().

void hid_check_vbus

(

void

)

check if USB VBUS active.

If VBUS is not active, put the device in Stop mode until VBUS become active

References cpu_delay_ms(), FOSC0, gpio_clr_gpio_pin(), gpio_enable_pin_pull_up(), gpio_set_gpio_pin(), gpio_tgl_gpio_pin(), init_rs232(), Is_usb_vbus_low, pcl_freq_param, RX_LED, SLEEP, TX_LED, USART, USART_BAUDRATE, and USART_RX_PIN.

Referenced by device_generic_hid_task().

void hid_report_in ( void  )

static

Send data report to USB HID Host.

References ACK_MESSAGE, ack_message, EP_HID_GENERIC_IN, gpio_tgl_gpio_pin(), hid_rx_frame, Is_usb_write_enabled, NACK_MESSAGE, hid_frames::packetCount, hid_frames::packetNumber, PDCA_CHANNEL_USART, pdca_get_transfer_status(), PDCA_TRANSFER_COMPLETE, recieved_data, send_ack, send_nack, hid_frames::spare_byte2, TX_LED, usb_write_message(), write_hid_message, and write_hid_message_index.

Referenced by device_generic_hid_task().

void hid_report_out ( void  )

static

Get data report from Host.

References cpu_delay_ms(), EP_HID_GENERIC_OUT, EP_OUT_LENGTH, get_message(), gpio_set_gpio_pin(), gpio_tgl_gpio_pin(), Is_usb_out_received, jump_bootloader, LED0_GPIO, LED1_GPIO, LED2_GPIO, LED3_GPIO, MESSAGE_READY, out_buffer, hid_frames::packetCount, pcl_freq_param, PDCA_CHANNEL_USART, pdca_enable(), pdca_get_transfer_status(), pdca_load_channel(), PDCA_TRANSFER_COMPLETE, RX_LED, send_ack, send_nack, serial_tx_frame, SLEEP, Usb_ack_out_received_free, Usb_detach, usb_read_ep_rxpacket(), and Usb_reset_endpoint_fifo_access.

Referenced by device_generic_hid_task().

void init_rs232	(	unsigned long	baudrate,
		long	pba_hz
	)

This function initializes USART connected to main UC3 device present on the kit.

References usart_options_t::baudrate, gpio_enable_module(), USART, USART_1_STOPBIT, usart_init_rs232(), USART_NO_PARITY, USART_NORMAL_CHMODE, USART_RX_FUNCTION, USART_RX_PIN, USART_TX_FUNCTION, and USART_TX_PIN.

Referenced by hid_check_vbus().

static void int_handler_usart ( void  )

static

References FIFO_ERROR_OVERFLOW, fifo_push_uint8(), gpio_clr_gpio_pin(), RX_LED, TX_LED, and USART.

Referenced by device_generic_hid_task_init().

void usb_write_message

(

void *

ptr_cram

)

Write message to USB HID Host.

References data_to_transfer, EP_HID_GENERIC_IN, EP_IN_LENGTH, Is_usb_in_ready, Usb_ack_in_ready_send, Usb_reset_endpoint_fifo_access, and usb_write_ep_txpacket().

Referenced by hid_report_in().

struct hid_frames ack_message

static

Referenced by device_generic_hid_task_init(), and hid_report_in().

fifo_desc_t fifo_desc_usart

static

uint8_t fifo_rx[USART_RX_BUFFER]

static

Referenced by device_generic_hid_task_init().

int jump_bootloader

Referenced by hid_report_out(), and usb_hid_set_report_feature().

struct hid_frames out_buffer

Referenced by hid_report_out().

pcl_freq_param_t pcl_freq_param

Referenced by hid_check_vbus(), hid_report_out(), and main().

int recieved_data =0

static

Referenced by fill_tx_buffer(), and hid_report_in().

bool send_ack = false

static

Referenced by hid_report_in(), and hid_report_out().

bool send_nack = false

static

Referenced by hid_report_in(), and hid_report_out().

U16 sof_cnt

static

Referenced by device_generic_hid_task_init(), and usb_sof_action().

bool write_hid_message = false

static

Referenced by fill_tx_buffer(), and hid_report_in().

int write_hid_message_index =0

static

Referenced by fill_tx_buffer(), and hid_report_in().