forked from forks/qmk_firmware
319 lines
10 KiB
C
319 lines
10 KiB
C
#include <avr/io.h>
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#include <avr/power.h>
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#include <avr/wdt.h>
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#include "lufa.h"
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#include "print.h"
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#include "sendchar.h"
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#include "rn42.h"
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#include "serial.h"
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#include "keyboard.h"
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#include "command.h"
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#include "keycode.h"
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#include "action.h"
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#include "action_util.h"
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#include "wait.h"
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#include "suart.h"
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bool config_mode = false;
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static int8_t sendchar_func(uint8_t c)
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{
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sendchar(c); // LUFA
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xmit(c); // SUART
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}
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static void SetupHardware(void)
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{
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/* Disable watchdog if enabled by bootloader/fuses */
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MCUSR &= ~(1 << WDRF);
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wdt_disable();
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/* Disable clock division */
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clock_prescale_set(clock_div_1);
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// Leonardo needs. Without this USB device is not recognized.
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USB_Disable();
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USB_Init();
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// for Console_Task
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USB_Device_EnableSOFEvents();
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print_set_sendchar(sendchar_func);
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// SUART PD0:output, PD1:input
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DDRD |= (1<<0);
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PORTD |= (1<<0);
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DDRD &= ~(1<<1);
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PORTD |= (1<<1);
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}
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static bool force_usb = false;
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int main(void) __attribute__ ((weak));
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int main(void)
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{
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SetupHardware();
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sei();
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/* wait for USB startup to get ready for debug output */
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uint8_t timeout = 255; // timeout when USB is not available(Bluetooth)
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while (timeout-- && USB_DeviceState != DEVICE_STATE_Configured) {
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wait_ms(4);
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#if defined(INTERRUPT_CONTROL_ENDPOINT)
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;
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#else
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USB_USBTask();
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#endif
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}
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print("USB configured.\n");
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rn42_init();
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print("RN-42 init\n");
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/* init modules */
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keyboard_init();
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if (!rn42_rts()) {
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host_set_driver(&rn42_driver);
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} else {
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host_set_driver(&lufa_driver);
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}
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#ifdef SLEEP_LED_ENABLE
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sleep_led_init();
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#endif
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// ADC for battery
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//ADMUX = (1<<REFS0); // Ref:AVCC, Input:ADC0(PF0)
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ADMUX = (1<<REFS1) | (1<<REFS0); // Ref:AVCC, Input:ADC0(PF0)
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ADCSRA = (1<<ADPS2) | (1<<ADPS1) | (1<<ADPS0); // Prescale:128
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ADCSRA |= (1<<ADEN); // enable ADC
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print("Keyboard start.\n");
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while (1) {
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/*
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while (USB_DeviceState == DEVICE_STATE_Suspended) {
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suspend_power_down();
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if (USB_Device_RemoteWakeupEnabled && suspend_wakeup_condition()) {
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USB_Device_SendRemoteWakeup();
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}
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}
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*/
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keyboard_task();
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#if !defined(INTERRUPT_CONTROL_ENDPOINT)
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USB_USBTask();
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#endif
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int16_t c;
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if (config_mode) {
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while ((c = serial_recv2()) != -1) {
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// without flow control it'll fail to receive data when flooded
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rn42_cts_hi();
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xprintf("%c", c);
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rn42_cts_lo();
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}
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} else {
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while ((c = serial_recv2()) != -1) {
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// LED Out report: 0xFE, 0x02, 0x01, <leds>
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// To get the report over UART set bit3 with SH, command.
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static enum {LED_INIT, LED_FE, LED_02, LED_01} state = LED_INIT;
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xprintf("%X\n", c);
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switch (state) {
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case LED_INIT:
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if (c == 0xFE) state = LED_FE;
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else state = LED_INIT;
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break;
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case LED_FE:
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if (c == 0x02) state = LED_02;
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else state = LED_INIT;
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break;
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case LED_02:
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if (c == 0x01) state = LED_01;
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else state = LED_INIT;
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break;
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case LED_01:
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// TODO: move to rn42.c and make accessible with keyboard_leds()
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xprintf("LED status: %X\n", c);
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state = LED_INIT;
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break;
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default:
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state = LED_INIT;
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}
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}
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}
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/* Bluetooth mode when ready */
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if (!config_mode && !force_usb) {
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if (!rn42_rts() && host_get_driver() != &rn42_driver) {
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clear_keyboard();
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host_set_driver(&rn42_driver);
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} else if (rn42_rts() && host_get_driver() != &lufa_driver) {
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clear_keyboard();
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host_set_driver(&lufa_driver);
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}
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}
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}
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}
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/******************************************************************************
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* Command
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******************************************************************************/
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bool command_extra(uint8_t code)
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{
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static host_driver_t *prev_driver = &rn42_driver;
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switch (code) {
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case KC_H:
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case KC_SLASH: /* ? */
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print("\n\n----- Bluetooth RN-42 Help -----\n");
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print("Del: auto_connect/disconnect(enter/exit config mode)\n");
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print("i: RN-42 info\n");
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print("b: battery voltage\n");
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if (config_mode) {
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return true;
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} else {
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print("u: Force USB mode\n");
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return false; // to display default command help
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}
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case KC_DELETE:
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if (rn42_autoconnecting()) {
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rn42_disconnect();
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print("\nRN-42: disconnect\n");
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print("Enter config mode\n");
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print("type $$$ to start and + for local echo\n");
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command_state = CONSOLE;
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config_mode = true;
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prev_driver = host_get_driver();
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clear_keyboard();
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host_set_driver(&rn42_config_driver); // null driver; not to send a key to host
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} else {
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rn42_autoconnect();
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print("\nRN-42: auto_connect\n");
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print("Exit config mode\n");
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command_state = ONESHOT;
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config_mode = false;
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clear_keyboard();
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host_set_driver(prev_driver);
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}
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return true;
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case KC_U:
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if (config_mode) return false;
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if (force_usb) {
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print("Auto mode\n");
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force_usb = false;
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} else {
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print("USB mode\n");
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force_usb = true;
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clear_keyboard();
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host_set_driver(&lufa_driver);
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}
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return true;
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case KC_I:
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print("\n----- RN-42 info -----\n");
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xprintf("protocol: %s\n", (host_get_driver() == &rn42_driver) ? "RN-42" : "LUFA");
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xprintf("force_usb: %X\n", force_usb);
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xprintf("rn42_autoconnecting(): %X\n", rn42_autoconnecting());
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xprintf("rn42_rts(): %X\n", rn42_rts());
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xprintf("config_mode: %X\n", config_mode);
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return true;
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case KC_B:
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// battery monitor
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ADCSRA |= (1<<ADEN) | (1<<ADSC);
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while (ADCSRA & (1<<ADSC)) ;
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uint16_t bat = ADCL;
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bat = ADCH<<8 | bat;
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xprintf("BAT: %04X\n", bat);
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ADCSRA |= (1<<ADEN) | (1<<ADSC);
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while (ADCSRA & (1<<ADSC)) ;
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bat = ADCL;
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bat = ADCH<<8 | bat;
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xprintf("BAT: %04X\n", bat);
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ADCSRA &= ~(1<<ADEN);
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return true;
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default:
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if (config_mode)
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return true;
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else
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return false; // exec default command
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}
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return true;
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}
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static uint8_t code2asc(uint8_t code);
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bool command_console_extra(uint8_t code)
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{
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switch (code) {
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default:
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rn42_putc(code2asc(code));
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return true;
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}
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return false;
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}
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// convert keycode into ascii charactor
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static uint8_t code2asc(uint8_t code)
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{
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bool shifted = (get_mods() & (MOD_BIT(KC_LSHIFT)|MOD_BIT(KC_RSHIFT))) ? true : false;
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switch (code) {
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case KC_A: return (shifted ? 'A' : 'a');
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case KC_B: return (shifted ? 'B' : 'b');
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case KC_C: return (shifted ? 'C' : 'c');
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case KC_D: return (shifted ? 'D' : 'd');
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case KC_E: return (shifted ? 'E' : 'e');
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case KC_F: return (shifted ? 'F' : 'f');
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case KC_G: return (shifted ? 'G' : 'g');
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case KC_H: return (shifted ? 'H' : 'h');
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case KC_I: return (shifted ? 'I' : 'i');
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case KC_J: return (shifted ? 'J' : 'j');
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case KC_K: return (shifted ? 'K' : 'k');
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case KC_L: return (shifted ? 'L' : 'l');
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case KC_M: return (shifted ? 'M' : 'm');
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case KC_N: return (shifted ? 'N' : 'n');
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case KC_O: return (shifted ? 'O' : 'o');
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case KC_P: return (shifted ? 'P' : 'p');
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case KC_Q: return (shifted ? 'Q' : 'q');
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case KC_R: return (shifted ? 'R' : 'r');
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case KC_S: return (shifted ? 'S' : 's');
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case KC_T: return (shifted ? 'T' : 't');
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case KC_U: return (shifted ? 'U' : 'u');
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case KC_V: return (shifted ? 'V' : 'v');
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case KC_W: return (shifted ? 'W' : 'w');
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case KC_X: return (shifted ? 'X' : 'x');
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case KC_Y: return (shifted ? 'Y' : 'y');
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case KC_Z: return (shifted ? 'Z' : 'z');
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case KC_1: return (shifted ? '!' : '1');
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case KC_2: return (shifted ? '@' : '2');
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case KC_3: return (shifted ? '#' : '3');
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case KC_4: return (shifted ? '$' : '4');
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case KC_5: return (shifted ? '%' : '5');
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case KC_6: return (shifted ? '^' : '6');
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case KC_7: return (shifted ? '&' : '7');
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case KC_8: return (shifted ? '*' : '8');
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case KC_9: return (shifted ? '(' : '9');
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case KC_0: return (shifted ? ')' : '0');
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case KC_ENTER: return '\n';
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case KC_ESCAPE: return 0x1B;
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case KC_BSPACE: return '\b';
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case KC_TAB: return '\t';
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case KC_SPACE: return ' ';
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case KC_MINUS: return (shifted ? '_' : '-');
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case KC_EQUAL: return (shifted ? '+' : '=');
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case KC_LBRACKET: return (shifted ? '{' : '[');
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case KC_RBRACKET: return (shifted ? '}' : ']');
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case KC_BSLASH: return (shifted ? '|' : '\\');
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case KC_NONUS_HASH: return (shifted ? '|' : '\\');
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case KC_SCOLON: return (shifted ? ':' : ';');
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case KC_QUOTE: return (shifted ? '"' : '\'');
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case KC_GRAVE: return (shifted ? '~' : '`');
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case KC_COMMA: return (shifted ? '<' : ',');
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case KC_DOT: return (shifted ? '>' : '.');
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case KC_SLASH: return (shifted ? '?' : '/');
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case KC_DELETE: return '\0'; // Delete to disconnect
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default: return ' ';
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}
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}
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