3 #include <avr/pgmspace.h>
4 #include <avr/eeprom.h>
9 #include "action_util.h"
11 #include "rn42_task.h"
18 #include "keycode_config.h"
20 extern keymap_config_t keymap_config;
22 static bool config_mode = false;
23 static bool force_usb = false;
25 static void status_led(bool on)
36 void rn42_task_init(void)
40 rn42_nkro_last = keymap_config.nkro;
47 // Raw mode: interpret output report of LED state
48 while ((c = rn42_getc()) != -1) {
49 // LED Out report: 0xFE, 0x02, 0x01, <leds>
50 // To get the report over UART set bit3 with SH, command.
51 static enum {LED_INIT, LED_FE, LED_02, LED_01} state = LED_INIT;
54 if (c == 0xFE) state = LED_FE;
56 if (0x0 <= c && c <= 0x7f) xprintf("%c", c);
57 else xprintf(" %02X", c);
61 if (c == 0x02) state = LED_02;
62 else state = LED_INIT;
65 if (c == 0x01) state = LED_01;
66 else state = LED_INIT;
69 dprintf("LED status: %02X\n", c);
78 /* Switch between USB and Bluetooth */
79 if (!config_mode) { // not switch while config mode
80 if (!force_usb && !rn42_rts()) {
81 if (host_get_driver() != &rn42_driver) {
84 rn42_nkro_last = keymap_config.nkro;
85 keymap_config.nkro = false;
87 host_set_driver(&rn42_driver);
90 if (host_get_driver() != &lufa_driver) {
93 keymap_config.nkro = rn42_nkro_last;
95 host_set_driver(&lufa_driver);
101 static uint16_t prev_timer = 0;
102 uint16_t e = timer_elapsed(prev_timer);
105 prev_timer += e/1000*1000;
107 /* Low voltage alert */
108 uint8_t bs = battery_status();
109 if (bs == LOW_VOLTAGE) {
112 battery_led(LED_CHARGER);
116 uint32_t t = timer_read32()/1000;
118 uint16_t v = battery_voltage();
120 uint8_t m = t%3600/60;
122 dprintf("%02u:%02u:%02u\t%umV\n", h, m, s, v);
123 /* TODO: xprintf doesn't work for this.
124 xprintf("%02u:%02u:%02u\t%umV\n", (t/3600), (t%3600/60), (t%60), v);
130 /* Connection monitor */
131 if (!rn42_rts() && rn42_linked()) {
140 /******************************************************************************
142 ******************************************************************************/
143 static host_driver_t *prev_driver = &rn42_driver;
145 static void enter_command_mode(void)
147 prev_driver = host_get_driver();
149 host_set_driver(&rn42_config_driver); // null driver; not to send a key to host
151 while (rn42_linked()) ;
153 print("Entering config mode ...\n");
154 wait_ms(1100); // need 1 sec
156 wait_ms(600); // need 1 sec
157 rn42_print_response();
158 const char *s = SEND_COMMAND("v\r\n");
159 if (strncmp("v", s, 1) != 0) SEND_COMMAND("+\r\n"); // local echo on
162 static void exit_command_mode(void)
164 print("Exiting config mode ...\n");
165 SEND_COMMAND("---\r\n"); // exit
169 host_set_driver(prev_driver);
172 static void init_rn42(void)
175 if (!config_mode) enter_command_mode();
176 SEND_COMMAND("SF,1\r\n"); // factory defaults
177 SEND_COMMAND("S-,TmkBT\r\n");
178 SEND_COMMAND("SS,Keyboard/Mouse\r\n");
179 SEND_COMMAND("SM,4\r\n"); // auto connect(DTR)
180 SEND_COMMAND("SW,8000\r\n"); // Sniff disable
181 SEND_COMMAND("S~,6\r\n"); // HID profile
182 SEND_COMMAND("SH,003C\r\n"); // combo device, out-report, 4-reconnect
183 SEND_COMMAND("SY,FFF4\r\n"); // transmit power -12
184 SEND_COMMAND("R,1\r\n");
185 if (!config_mode) exit_command_mode();
189 // Switching connections
190 // NOTE: Remote Address doesn't work in the way manual says.
191 // EEPROM address for link store
192 #define RN42_LINK0 (uint8_t *)128
193 #define RN42_LINK1 (uint8_t *)140
194 #define RN42_LINK2 (uint8_t *)152
195 #define RN42_LINK3 (uint8_t *)164
196 static void store_link(uint8_t *eeaddr)
198 enter_command_mode();
199 SEND_STR("GR\r\n"); // remote address
200 const char *s = rn42_gets(500);
201 if (strcmp("GR", s) == 0) s = rn42_gets(500); // ignore local echo
202 xprintf("%s(%d)\r\n", s, strlen(s));
203 if (strlen(s) == 12) {
204 for (int i = 0; i < 12; i++) {
205 eeprom_write_byte(eeaddr+i, *(s+i));
206 dprintf("%c ", *(s+i));
213 static void restore_link(const uint8_t *eeaddr)
215 enter_command_mode();
216 SEND_COMMAND("SR,Z\r\n"); // remove remote address
217 SEND_STR("SR,"); // set remote address from EEPROM
218 for (int i = 0; i < 12; i++) {
219 uint8_t c = eeprom_read_byte(eeaddr+i);
224 SEND_COMMAND("\r\n");
225 SEND_COMMAND("R,1\r\n"); // reboot
229 static const char *get_link(uint8_t * eeaddr)
232 for (int i = 0; i < 12; i++) {
233 uint8_t c = eeprom_read_byte(eeaddr+i);
241 static void pairing(void)
243 enter_command_mode();
244 SEND_COMMAND("SR,Z\r\n"); // remove remote address
245 SEND_COMMAND("R,1\r\n"); // reboot
249 bool command_extra(uint8_t code)
255 case KC_SLASH: /* ? */
256 print("\n\n----- Bluetooth RN-42 Help -----\n");
257 print("i: RN-42 info\n");
258 print("b: battery voltage\n");
259 print("Del: enter/exit RN-42 config mode\n");
260 print("Slck: RN-42 initialize\n");
262 print("1-4: restore link\n");
263 print("F1-F4: store link\n");
265 print("p: pairing\n");
270 print("u: toggle Force USB mode\n");
271 return false; // to display default command help
277 /* Store link address to EEPROM */
279 store_link(RN42_LINK0);
282 store_link(RN42_LINK1);
285 store_link(RN42_LINK2);
288 store_link(RN42_LINK3);
290 /* Restore link address to EEPROM */
292 restore_link(RN42_LINK0);
295 restore_link(RN42_LINK1);
298 restore_link(RN42_LINK2);
301 restore_link(RN42_LINK3);
305 print("\n----- RN-42 info -----\n");
306 xprintf("protocol: %s\n", (host_get_driver() == &rn42_driver) ? "RN-42" : "LUFA");
307 xprintf("force_usb: %X\n", force_usb);
308 xprintf("rn42: %s\n", rn42_rts() ? "OFF" : (rn42_linked() ? "CONN" : "ON"));
309 xprintf("rn42_autoconnecting(): %X\n", rn42_autoconnecting());
310 xprintf("config_mode: %X\n", config_mode);
311 xprintf("USB State: %s\n",
312 (USB_DeviceState == DEVICE_STATE_Unattached) ? "Unattached" :
313 (USB_DeviceState == DEVICE_STATE_Powered) ? "Powered" :
314 (USB_DeviceState == DEVICE_STATE_Default) ? "Default" :
315 (USB_DeviceState == DEVICE_STATE_Addressed) ? "Addressed" :
316 (USB_DeviceState == DEVICE_STATE_Configured) ? "Configured" :
317 (USB_DeviceState == DEVICE_STATE_Suspended) ? "Suspended" : "?");
318 xprintf("battery: ");
319 switch (battery_status()) {
320 case FULL_CHARGED: xprintf("FULL"); break;
321 case CHARGING: xprintf("CHARG"); break;
322 case DISCHARGING: xprintf("DISCHG"); break;
323 case LOW_VOLTAGE: xprintf("LOW"); break;
324 default: xprintf("?"); break;
327 xprintf("RemoteWakeupEnabled: %X\n", USB_Device_RemoteWakeupEnabled);
328 xprintf("VBUS: %X\n", USBSTA&(1<<VBUS));
329 t = timer_read32()/1000;
330 uint8_t d = t/3600/24;
332 uint8_t m = t%3600/60;
334 xprintf("uptime: %02u %02u:%02u:%02u\n", d, h, m, s);
336 xprintf("LINK0: %s\r\n", get_link(RN42_LINK0));
337 xprintf("LINK1: %s\r\n", get_link(RN42_LINK1));
338 xprintf("LINK2: %s\r\n", get_link(RN42_LINK2));
339 xprintf("LINK3: %s\r\n", get_link(RN42_LINK3));
344 t = timer_read32()/1000;
345 b = battery_voltage();
346 xprintf("BAT: %umV\t", b);
347 xprintf("%02u:", t/3600);
348 xprintf("%02u:", t%3600/60);
349 xprintf("%02u\n", t%60);
352 if (config_mode) return false;
354 print("Auto mode\n");
362 /* RN-42 Command mode */
363 if (rn42_autoconnecting()) {
364 enter_command_mode();
366 command_state = CONSOLE;
371 command_state = ONESHOT;
380 if (host_get_driver() != &lufa_driver) {
381 // ignored unless USB mode
390 return false; // yield to default command
397 * sends charactors to the module
399 static uint8_t code2asc(uint8_t code);
400 bool command_console_extra(uint8_t code)
402 rn42_putc(code2asc(code));
406 // convert keycode into ascii charactor
407 static uint8_t code2asc(uint8_t code)
409 bool shifted = (get_mods() & (MOD_BIT(KC_LSHIFT)|MOD_BIT(KC_RSHIFT))) ? true : false;
411 case KC_A: return (shifted ? 'A' : 'a');
412 case KC_B: return (shifted ? 'B' : 'b');
413 case KC_C: return (shifted ? 'C' : 'c');
414 case KC_D: return (shifted ? 'D' : 'd');
415 case KC_E: return (shifted ? 'E' : 'e');
416 case KC_F: return (shifted ? 'F' : 'f');
417 case KC_G: return (shifted ? 'G' : 'g');
418 case KC_H: return (shifted ? 'H' : 'h');
419 case KC_I: return (shifted ? 'I' : 'i');
420 case KC_J: return (shifted ? 'J' : 'j');
421 case KC_K: return (shifted ? 'K' : 'k');
422 case KC_L: return (shifted ? 'L' : 'l');
423 case KC_M: return (shifted ? 'M' : 'm');
424 case KC_N: return (shifted ? 'N' : 'n');
425 case KC_O: return (shifted ? 'O' : 'o');
426 case KC_P: return (shifted ? 'P' : 'p');
427 case KC_Q: return (shifted ? 'Q' : 'q');
428 case KC_R: return (shifted ? 'R' : 'r');
429 case KC_S: return (shifted ? 'S' : 's');
430 case KC_T: return (shifted ? 'T' : 't');
431 case KC_U: return (shifted ? 'U' : 'u');
432 case KC_V: return (shifted ? 'V' : 'v');
433 case KC_W: return (shifted ? 'W' : 'w');
434 case KC_X: return (shifted ? 'X' : 'x');
435 case KC_Y: return (shifted ? 'Y' : 'y');
436 case KC_Z: return (shifted ? 'Z' : 'z');
437 case KC_1: return (shifted ? '!' : '1');
438 case KC_2: return (shifted ? '@' : '2');
439 case KC_3: return (shifted ? '#' : '3');
440 case KC_4: return (shifted ? '$' : '4');
441 case KC_5: return (shifted ? '%' : '5');
442 case KC_6: return (shifted ? '^' : '6');
443 case KC_7: return (shifted ? '&' : '7');
444 case KC_8: return (shifted ? '*' : '8');
445 case KC_9: return (shifted ? '(' : '9');
446 case KC_0: return (shifted ? ')' : '0');
447 case KC_ENTER: return '\n';
448 case KC_ESCAPE: return 0x1B;
449 case KC_BSPACE: return '\b';
450 case KC_TAB: return '\t';
451 case KC_SPACE: return ' ';
452 case KC_MINUS: return (shifted ? '_' : '-');
453 case KC_EQUAL: return (shifted ? '+' : '=');
454 case KC_LBRACKET: return (shifted ? '{' : '[');
455 case KC_RBRACKET: return (shifted ? '}' : ']');
456 case KC_BSLASH: return (shifted ? '|' : '\\');
457 case KC_NONUS_HASH: return (shifted ? '|' : '\\');
458 case KC_SCOLON: return (shifted ? ':' : ';');
459 case KC_QUOTE: return (shifted ? '"' : '\'');
460 case KC_GRAVE: return (shifted ? '~' : '`');
461 case KC_COMMA: return (shifted ? '<' : ',');
462 case KC_DOT: return (shifted ? '>' : '.');
463 case KC_SLASH: return (shifted ? '?' : '/');
464 case KC_DELETE: return '\0'; // Delete to disconnect