Add SSD1306 OLED display support to TKC1800 (#2293)
* Add support for SSD1306 OLED display * Correct keymap Had tilde on keymap instead of grave, corrected. * Winkeyless keymap
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					 7 changed files with 479 additions and 22 deletions
				
			
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			@ -14,21 +14,33 @@
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 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
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 */
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#include "tkc1800.h"
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#include "LUFA/Drivers/Peripheral/TWI.h"
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#include "i2c.h"
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#include "ssd1306.h"
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#define MODS_SHFT_MASK  (MOD_BIT(KC_LSHIFT)|MOD_BIT(KC_RSHIFT)|MOD_BIT(KC_LGUI)|MOD_BIT(KC_RGUI))
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#define MODS_GUI_MASK   (MOD_BIT(KC_LGUI)|MOD_BIT(KC_RGUI))
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// Helpful defines
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#define ______ KC_TRNS
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#define XXXXXX KC_NO
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#define _DEFAULT 0
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#define _FUNCTION 1
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//Layers
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enum {
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	BASE = 0,
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	FUNCTION,
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};
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//13 characters max without re-writing the "Layer: " format in iota_gfx_task_user()
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static char layer_lookup[][14] = {"Base","Function"};
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//RGB_TOG, RGB_MOD, RGB_HUI, RGB_HUD, RGB_SAI, RGB_SAD, RGB_VAI, RGB_VAD
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const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
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  /* Keymap _BL: (Base Layer) Default Layer
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  /* Keymap BASE: (Base Layer) Default Layer
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   * ,-------------------------------------------------------.     ,-------------------.
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   * |Esc| F1| F2| F3| F4| | F5| F6| F7| F8| | F9|F10|F11|F12|     |Ins |Home|PgUp|PrSc|
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   * `-------------------------------------------------------'     |-------------------|
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			@ -45,41 +57,89 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
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   * |Ctrl|Gui |Alt |      Space           |Alt |Gui|Ctr|Left |Down|Rght| 0  | .  |    |
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   * `---------------------------------------------------------------------------------'
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   */
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	[_DEFAULT] = KEYMAP(
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	[BASE] = KEYMAP(
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		KC_ESC, KC_F1, KC_F2, KC_F3, KC_F4, KC_F5, KC_F6, KC_F7, KC_F8, KC_F9, KC_F10, KC_F11, KC_F12, KC_INS, KC_HOME, KC_PGUP, KC_PSCR, \
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		                                                                                               KC_DEL, KC_END,  KC_PGDN, KC_SLCK, \
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		KC_TILD, KC_1, KC_2, KC_3, KC_4, KC_5, KC_6, KC_7, KC_8, KC_9, KC_0, KC_MINS, KC_EQL, KC_BSPC, XXXXXX, KC_NLCK, KC_PSLS, KC_PAST, KC_PAUS, \
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		KC_GRV, KC_1, KC_2, KC_3, KC_4, KC_5, KC_6, KC_7, KC_8, KC_9, KC_0, KC_MINS, KC_EQL, KC_BSPC, XXXXXX, KC_NLCK, KC_PSLS, KC_PAST, KC_PAUS, \
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		KC_TAB, KC_Q, KC_W, KC_E, KC_R, KC_T, KC_Y, KC_U, KC_I, KC_O, KC_P, KC_LBRC, KC_RBRC, KC_BSLS, KC_P7, KC_P8, KC_P9, KC_PMNS, \
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		KC_CAPS, KC_A, KC_S, KC_D, KC_F, KC_G, KC_H, KC_J, KC_K, KC_L, KC_SCLN, KC_QUOT, XXXXXX, KC_ENT, KC_P4, KC_P5, KC_P6, KC_PPLS, \
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		KC_LSFT, XXXXXX, KC_Z, KC_X, KC_C, KC_V, KC_B, KC_N, KC_M, KC_COMM, KC_DOT,KC_SLSH, KC_RSFT, KC_UP, KC_P1, KC_P2, KC_P3, KC_PENT, \
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		KC_LCTL, KC_LGUI, KC_LALT, KC_SPC, MO(_FUNCTION), KC_RGUI, KC_RCTL, KC_LEFT, KC_DOWN, KC_RGHT, KC_P0, KC_PDOT, XXXXXX
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		KC_LSFT, XXXXXX, KC_Z, KC_X, KC_C, KC_V, KC_B, KC_N, KC_M, KC_COMM, KC_DOT,KC_SLSH, KC_RSFT, KC_UP, KC_P1, KC_P2, KC_P3, XXXXXX, \
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		KC_LCTL, KC_LGUI, KC_LALT, KC_SPC, KC_RALT, MO(FUNCTION), KC_RCTL, KC_LEFT, KC_DOWN, KC_RGHT, KC_P0, KC_PDOT, KC_PENT
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	),
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	[_FUNCTION] = KEYMAP(
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	[FUNCTION] = KEYMAP(
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		KC_ESC, KC_F1, KC_F2, KC_F3, KC_F4, KC_F5, KC_F6, KC_F7, KC_F8, KC_F9, KC_F10, KC_F11, KC_F12, KC_INS, KC_HOME, KC_PGUP, KC_PSCR, \
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		                                                                                               KC_DEL, KC_END,  KC_PGDN, KC_SLCK, \
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		KC_TILD, KC_1, KC_2, KC_3, KC_4, KC_5, KC_6, KC_7, KC_8, KC_9, KC_0, KC_MINS, KC_EQL, KC_BSPC, XXXXXX, KC_NLCK, KC_PSLS, KC_PAST, KC_PAUS, \
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		KC_GRV, KC_1, KC_2, KC_3, KC_4, KC_5, KC_6, KC_7, KC_8, KC_9, KC_0, KC_MINS, KC_EQL, RESET, XXXXXX, KC_NLCK, KC_PSLS, KC_PAST, KC_PAUS, \
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		KC_TAB, KC_Q, KC_W, KC_E, KC_R, KC_T, KC_Y, KC_U, KC_I, KC_O, KC_P, KC_LBRC, KC_RBRC, KC_BSLS, KC_P7, KC_P8, KC_P9, KC_PMNS, \
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		KC_CAPS, KC_A, KC_S, KC_D, KC_F, KC_G, KC_H, KC_J, KC_K, KC_L, KC_SCLN, KC_QUOT, XXXXXX, KC_ENT, KC_P4, KC_P5, KC_P6, KC_PPLS, \
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		KC_LSFT, XXXXXX, RGB_TOG,RGB_MOD,RGB_HUI,RGB_HUD,RGB_SAI,RGB_SAD,RGB_VAI,RGB_VAD, KC_DOT,KC_SLSH, KC_RSFT, KC_UP, KC_P1, KC_P2, KC_P3, KC_PENT, \
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		KC_LCTL, KC_LGUI, KC_LALT, KC_SPC, ______, KC_RGUI, KC_RCTL, KC_LEFT, KC_DOWN, KC_RGHT, KC_P0, KC_PDOT, XXXXXX
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		KC_LSFT, XXXXXX, RGB_TOG,RGB_MOD,RGB_HUI,RGB_HUD,RGB_SAI,RGB_SAD,RGB_VAI,RGB_VAD, KC_DOT,KC_SLSH, KC_RSFT, KC_UP, KC_P1, KC_P2, KC_P3, XXXXXX, \
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		KC_LCTL, KC_LGUI, KC_LALT, KC_SPC, KC_RALT, ______, KC_RCTL, KC_LEFT, KC_DOWN, KC_RGHT, KC_P0, KC_PDOT, KC_PENT
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	),
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};
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// const macro_t *action_get_macro(keyrecord_t *record, uint8_t id, uint8_t opt) {};
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void matrix_init_user(void) {
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}
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void matrix_scan_user(void) {
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}
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bool process_record_user(uint16_t keycode, keyrecord_t *record) {
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    return true;
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}
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void led_set_user(uint8_t usb_led) {
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}
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void matrix_init_user(void) {
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  #ifdef USE_I2C
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    i2c_master_init();
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  #ifdef SSD1306OLED
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  // calls code for the SSD1306 OLED
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        _delay_ms(400);
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        TWI_Init(TWI_BIT_PRESCALE_1, TWI_BITLENGTH_FROM_FREQ(1, 800000));
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        iota_gfx_init();   // turns on the display
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  #endif
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  #endif
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    #ifdef AUDIO_ENABLE
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        startup_user();
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    #endif
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}
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void matrix_scan_user(void) {
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    #ifdef SSD1306OLED
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     iota_gfx_task();  // this is what updates the display continuously
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    #endif
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}
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void matrix_update(struct CharacterMatrix *dest,
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                          const struct CharacterMatrix *source) {
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  if (memcmp(dest->display, source->display, sizeof(dest->display))) {
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    memcpy(dest->display, source->display, sizeof(dest->display));
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    dest->dirty = true;
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  }
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}
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void iota_gfx_task_user(void) {
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#if DEBUG_TO_SCREEN
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  if (debug_enable) {
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    return;
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  }
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#endif
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  struct CharacterMatrix matrix;
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  matrix_clear(&matrix);
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  matrix_write_P(&matrix, PSTR("TKC1800"));
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  uint8_t layer = biton32(layer_state);
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  char buf[40];
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  snprintf(buf,sizeof(buf), "Undef-%d", layer);
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  matrix_write_P(&matrix, PSTR("\nLayer: "));
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  matrix_write(&matrix, layer_lookup[layer]);
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  // Host Keyboard LED Status
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  char led[40];
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    snprintf(led, sizeof(led), "\n\n%s  %s  %s",
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            (host_keyboard_leds() & (1<<USB_LED_NUM_LOCK)) ? "NUMLOCK" : "       ",
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            (host_keyboard_leds() & (1<<USB_LED_CAPS_LOCK)) ? "CAPS" : "    ",
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            (host_keyboard_leds() & (1<<USB_LED_SCROLL_LOCK)) ? "SCLK" : "    ");
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  matrix_write(&matrix, led);
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  matrix_update(&display, &matrix);
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}
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