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- /* Name: main.c
- * Project: hid-mouse, a very simple HID example
- * Author: Christian Starkjohann
- * Creation Date: 2008-04-07
- * Tabsize: 4
- * Copyright: (c) 2008 by OBJECTIVE DEVELOPMENT Software GmbH
- * License: GNU GPL v2 (see License.txt), GNU GPL v3 or proprietary (CommercialLicense.txt)
- * This Revision: $Id: main.c 790 2010-05-30 21:00:26Z cs $
- */
- #include <stdint.h>
- #include <avr/interrupt.h>
- #include <avr/wdt.h>
- #include <avr/sleep.h>
- #include <util/delay.h>
- #include "usbdrv.h"
- #include "oddebug.h"
- #include "vusb.h"
- #include "keyboard.h"
- #include "host.h"
- #include "timer.h"
- #include "uart.h"
- #include "debug.h"
-
-
- #define UART_BAUD_RATE 115200
-
-
- /* This is from main.c of USBaspLoader */
- static void initForUsbConnectivity(void)
- {
- uint8_t i = 0;
-
- usbInit();
- /* enforce USB re-enumerate: */
- usbDeviceDisconnect(); /* do this while interrupts are disabled */
- while(--i){ /* fake USB disconnect for > 250 ms */
- wdt_reset();
- _delay_ms(1);
- }
- usbDeviceConnect();
- sei();
- }
-
- int main(void)
- {
- bool suspended = false;
- #if USB_COUNT_SOF
- uint16_t last_timer = timer_read();
- #endif
-
- CLKPR = 0x80, CLKPR = 0;
- #ifndef PS2_USE_USART
- uart_init(UART_BAUD_RATE);
- #endif
-
- keyboard_init();
- host_set_driver(vusb_driver());
-
- debug("initForUsbConnectivity()\n");
- initForUsbConnectivity();
-
- debug("main loop\n");
- while (1) {
- #if USB_COUNT_SOF
- if (usbSofCount != 0) {
- suspended = false;
- usbSofCount = 0;
- last_timer = timer_read();
- } else {
- // Suspend when no SOF in 3ms-10ms(7.1.7.4 Suspending of USB1.1)
- if (timer_elapsed(last_timer) > 5) {
- suspended = true;
- /*
- uart_putchar('S');
- _delay_ms(1);
- cli();
- set_sleep_mode(SLEEP_MODE_PWR_DOWN);
- sleep_enable();
- sleep_bod_disable();
- sei();
- sleep_cpu();
- sleep_disable();
- _delay_ms(10);
- uart_putchar('W');
- */
- }
- }
- #endif
- if (!suspended) {
- usbPoll();
-
- // TODO: configuration process is incosistent. it sometime fails.
- // To prevent failing to configure NOT scan keyboard during configuration
- if (usbConfiguration && usbInterruptIsReady()) {
- keyboard_task();
- }
- vusb_transfer_keyboard();
- }
- }
- }
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