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-rw-r--r--keyboards/lets_split/ssd1306.c470
1 files changed, 0 insertions, 470 deletions
diff --git a/keyboards/lets_split/ssd1306.c b/keyboards/lets_split/ssd1306.c
deleted file mode 100644
index 5c6dff27f..000000000
--- a/keyboards/lets_split/ssd1306.c
+++ /dev/null
@@ -1,470 +0,0 @@
-#ifdef SSD1306OLED
-
-#include "ssd1306.h"
-#include "config.h"
-#include "i2c.h"
-#include <string.h>
-#include "print.h"
-#include "lets_split.h"
-#include "common/glcdfont.c"
-#ifdef ADAFRUIT_BLE_ENABLE
-#include "adafruit_ble.h"
-#endif
-#ifdef PROTOCOL_LUFA
-#include "lufa.h"
-#endif
-#include "sendchar.h"
-#include "pincontrol.h"
-
-//assign the right code to your layers
-#define _BASE 0
-#define _LOWER 8
-#define _RAISE 16
-#define _FNLAYER 64
-#define _NUMLAY 128
-#define _NLOWER 136
-#define _NFNLAYER 192
-#define _MOUSECURSOR 256
-#define _ADJUST 65560
-
-// Set this to 1 to help diagnose early startup problems
-// when testing power-on with ble. Turn it off otherwise,
-// as the latency of printing most of the debug info messes
-// with the matrix scan, causing keys to drop.
-#define DEBUG_TO_SCREEN 0
-
-// Controls the SSD1306 128x32 OLED display via i2c
-
-#define i2cAddress 0x3C
-
-#define DisplayHeight 32
-#define DisplayWidth 128
-
-#define FontHeight 8
-#define FontWidth 6
-
-#define MatrixRows (DisplayHeight / FontHeight)
-#define MatrixCols (DisplayWidth / FontWidth)
-
-struct CharacterMatrix {
- uint8_t display[MatrixRows][MatrixCols];
- uint8_t *cursor;
- bool dirty;
-};
-
-static struct CharacterMatrix display;
-//static uint16_t last_battery_update;
-//static uint32_t vbat;
-//#define BatteryUpdateInterval 10000 /* milliseconds */
-#define ScreenOffInterval 300000 /* milliseconds */
-#if DEBUG_TO_SCREEN
-static uint8_t displaying;
-#endif
-static uint16_t last_flush;
-
-enum ssd1306_cmds {
- DisplayOff = 0xAE,
- DisplayOn = 0xAF,
-
- SetContrast = 0x81,
- DisplayAllOnResume = 0xA4,
-
- DisplayAllOn = 0xA5,
- NormalDisplay = 0xA6,
- InvertDisplay = 0xA7,
- SetDisplayOffset = 0xD3,
- SetComPins = 0xda,
- SetVComDetect = 0xdb,
- SetDisplayClockDiv = 0xD5,
- SetPreCharge = 0xd9,
- SetMultiPlex = 0xa8,
- SetLowColumn = 0x00,
- SetHighColumn = 0x10,
- SetStartLine = 0x40,
-
- SetMemoryMode = 0x20,
- ColumnAddr = 0x21,
- PageAddr = 0x22,
-
- ComScanInc = 0xc0,
- ComScanDec = 0xc8,
- SegRemap = 0xa0,
- SetChargePump = 0x8d,
- ExternalVcc = 0x01,
- SwitchCapVcc = 0x02,
-
- ActivateScroll = 0x2f,
- DeActivateScroll = 0x2e,
- SetVerticalScrollArea = 0xa3,
- RightHorizontalScroll = 0x26,
- LeftHorizontalScroll = 0x27,
- VerticalAndRightHorizontalScroll = 0x29,
- VerticalAndLeftHorizontalScroll = 0x2a,
-};
-
-
-// Write command sequence.
-// Returns true on success.
-static inline bool _send_cmd1(uint8_t cmd) {
- bool res = false;
-
- if (i2c_start_write(i2cAddress)) {
- xprintf("failed to start write to %d\n", i2cAddress);
- goto done;
- }
-
- if (i2c_master_write(0x0 /* command byte follows */)) {
- print("failed to write control byte\n");
-
- goto done;
- }
-
- if (i2c_master_write(cmd)) {
- xprintf("failed to write command %d\n", cmd);
- goto done;
- }
- res = true;
-done:
- i2c_master_stop();
- return res;
-}
-
-// Write 2-byte command sequence.
-// Returns true on success
-static inline bool _send_cmd2(uint8_t cmd, uint8_t opr) {
- if (!_send_cmd1(cmd)) {
- return false;
- }
- return _send_cmd1(opr);
-}
-
-// Write 3-byte command sequence.
-// Returns true on success
-static inline bool _send_cmd3(uint8_t cmd, uint8_t opr1, uint8_t opr2) {
- if (!_send_cmd1(cmd)) {
- return false;
- }
- if (!_send_cmd1(opr1)) {
- return false;
- }
- return _send_cmd1(opr2);
-}
-
-#define send_cmd1(c) if (!_send_cmd1(c)) {goto done;}
-#define send_cmd2(c,o) if (!_send_cmd2(c,o)) {goto done;}
-#define send_cmd3(c,o1,o2) if (!_send_cmd3(c,o1,o2)) {goto done;}
-
-static void matrix_clear(struct CharacterMatrix *matrix);
-
-static void clear_display(void) {
- matrix_clear(&display);
-
- // Clear all of the display bits (there can be random noise
- // in the RAM on startup)
- send_cmd3(PageAddr, 0, (DisplayHeight / 8) - 1);
- send_cmd3(ColumnAddr, 0, DisplayWidth - 1);
-
- if (i2c_start_write(i2cAddress)) {
- goto done;
- }
- if (i2c_master_write(0x40)) {
- // Data mode
- goto done;
- }
- for (uint8_t row = 0; row < MatrixRows; ++row) {
- for (uint8_t col = 0; col < DisplayWidth; ++col) {
- i2c_master_write(0);
- }
- }
-
- display.dirty = false;
-
-done:
- i2c_master_stop();
-}
-
-#if DEBUG_TO_SCREEN
-#undef sendchar
-static int8_t capture_sendchar(uint8_t c) {
- sendchar(c);
- iota_gfx_write_char(c);
-
- if (!displaying) {
- iota_gfx_flush();
- }
- return 0;
-}
-#endif
-
-bool iota_gfx_init(void) {
- bool success = false;
-
- send_cmd1(DisplayOff);
- send_cmd2(SetDisplayClockDiv, 0x80);
- send_cmd2(SetMultiPlex, DisplayHeight - 1);
-
- send_cmd2(SetDisplayOffset, 0);
-
-
- send_cmd1(SetStartLine | 0x0);
- send_cmd2(SetChargePump, 0x14 /* Enable */);
- send_cmd2(SetMemoryMode, 0 /* horizontal addressing */);
-
-/// Flips the display orientation 0 degrees
- send_cmd1(SegRemap | 0x1);
- send_cmd1(ComScanDec);
-/*
-// the following Flip the display orientation 180 degrees
- send_cmd1(SegRemap);
- send_cmd1(ComScanInc);
-// end flip */
- send_cmd2(SetComPins, 0x2);
- send_cmd2(SetContrast, 0x8f);
- send_cmd2(SetPreCharge, 0xf1);
- send_cmd2(SetVComDetect, 0x40);
- send_cmd1(DisplayAllOnResume);
- send_cmd1(NormalDisplay);
- send_cmd1(DeActivateScroll);
- send_cmd1(DisplayOn);
-
- send_cmd2(SetContrast, 0); // Dim
-
- clear_display();
-
- success = true;
-
- iota_gfx_flush();
-
-#if DEBUG_TO_SCREEN
- print_set_sendchar(capture_sendchar);
-#endif
-
-done:
- return success;
-}
-
-bool iota_gfx_off(void) {
- bool success = false;
-
- send_cmd1(DisplayOff);
- success = true;
-
-done:
- return success;
-}
-
-bool iota_gfx_on(void) {
- bool success = false;
-
- send_cmd1(DisplayOn);
- success = true;
-
-done:
- return success;
-}
-
-static void matrix_write_char_inner(struct CharacterMatrix *matrix, uint8_t c) {
- *matrix->cursor = c;
- ++matrix->cursor;
-
- if (matrix->cursor - &matrix->display[0][0] == sizeof(matrix->display)) {
- // We went off the end; scroll the display upwards by one line
- memmove(&matrix->display[0], &matrix->display[1],
- MatrixCols * (MatrixRows - 1));
- matrix->cursor = &matrix->display[MatrixRows - 1][0];
- memset(matrix->cursor, ' ', MatrixCols);
- }
-}
-
-static void matrix_write_char(struct CharacterMatrix *matrix, uint8_t c) {
- matrix->dirty = true;
-
- if (c == '\n') {
- // Clear to end of line from the cursor and then move to the
- // start of the next line
- uint8_t cursor_col = (matrix->cursor - &matrix->display[0][0]) % MatrixCols;
-
- while (cursor_col++ < MatrixCols) {
- matrix_write_char_inner(matrix, ' ');
- }
- return;
- }
-
- matrix_write_char_inner(matrix, c);
-}
-
-void iota_gfx_write_char(uint8_t c) {
- matrix_write_char(&display, c);
-}
-
-static void matrix_write(struct CharacterMatrix *matrix, const char *data) {
- const char *end = data + strlen(data);
- while (data < end) {
- matrix_write_char(matrix, *data);
- ++data;
- }
-}
-
-void iota_gfx_write(const char *data) {
- matrix_write(&display, data);
-}
-
-static void matrix_write_P(struct CharacterMatrix *matrix, const char *data) {
- while (true) {
- uint8_t c = pgm_read_byte(data);
- if (c == 0) {
- return;
- }
- matrix_write_char(matrix, c);
- ++data;
- }
-}
-
-void iota_gfx_write_P(const char *data) {
- matrix_write_P(&display, data);
-}
-
-static void matrix_clear(struct CharacterMatrix *matrix) {
- memset(matrix->display, ' ', sizeof(matrix->display));
- matrix->cursor = &matrix->display[0][0];
- matrix->dirty = true;
-}
-
-void iota_gfx_clear_screen(void) {
- matrix_clear(&display);
-}
-
-static void matrix_render(struct CharacterMatrix *matrix) {
- last_flush = timer_read();
- iota_gfx_on();
-#if DEBUG_TO_SCREEN
- ++displaying;
-#endif
-
- // Move to the home position
- send_cmd3(PageAddr, 0, MatrixRows - 1);
- send_cmd3(ColumnAddr, 0, (MatrixCols * FontWidth) - 1);
-
- if (i2c_start_write(i2cAddress)) {
- goto done;
- }
- if (i2c_master_write(0x40)) {
- // Data mode
- goto done;
- }
-
- for (uint8_t row = 0; row < MatrixRows; ++row) {
- for (uint8_t col = 0; col < MatrixCols; ++col) {
- const uint8_t *glyph = font + (matrix->display[row][col] * (FontWidth - 1));
-
- for (uint8_t glyphCol = 0; glyphCol < FontWidth - 1; ++glyphCol) {
- uint8_t colBits = pgm_read_byte(glyph + glyphCol);
- i2c_master_write(colBits);
- }
-
- // 1 column of space between chars (it's not included in the glyph)
- i2c_master_write(0);
- }
- }
-
- matrix->dirty = false;
-
-done:
- i2c_master_stop();
-#if DEBUG_TO_SCREEN
- --displaying;
-#endif
-}
-
-void iota_gfx_flush(void) {
- matrix_render(&display);
-}
-
-static void matrix_update(struct CharacterMatrix *dest,
- const struct CharacterMatrix *source) {
- if (memcmp(dest->display, source->display, sizeof(dest->display))) {
- memcpy(dest->display, source->display, sizeof(dest->display));
- dest->dirty = true;
- }
-}
-
-static void render_status_info(void) {
-#if DEBUG_TO_SCREEN
- if (debug_enable) {
- return;
- }
-#endif
-
- struct CharacterMatrix matrix;
-
- matrix_clear(&matrix);
- matrix_write_P(&matrix, PSTR("USB: "));
-#ifdef PROTOCOL_LUFA
- switch (USB_DeviceState) {
- case DEVICE_STATE_Unattached:
- matrix_write_P(&matrix, PSTR("Unattached"));
- break;
- case DEVICE_STATE_Suspended:
- matrix_write_P(&matrix, PSTR("Suspended"));
- break;
- case DEVICE_STATE_Configured:
- matrix_write_P(&matrix, PSTR("Connected"));
- break;
- case DEVICE_STATE_Powered:
- matrix_write_P(&matrix, PSTR("Powered"));
- break;
- case DEVICE_STATE_Default:
- matrix_write_P(&matrix, PSTR("Default"));
- break;
- case DEVICE_STATE_Addressed:
- matrix_write_P(&matrix, PSTR("Addressed"));
- break;
- default:
- matrix_write_P(&matrix, PSTR("Invalid"));
- }
-#endif
-
-// Define layers here, Have not worked out how to have text displayed for each layer. Copy down the number you see and add a case for it below
-
- char buf[40];
- snprintf(buf,sizeof(buf), "Undef-%ld", layer_state);
- matrix_write_P(&matrix, PSTR("\n\nLayer: "));
- switch (layer_state) {
- case _BASE:
- matrix_write_P(&matrix, PSTR("Default"));
- break;
- case _RAISE:
- matrix_write_P(&matrix, PSTR("Raise"));
- break;
- case _LOWER:
- matrix_write_P(&matrix, PSTR("Lower"));
- break;
- case _ADJUST:
- matrix_write_P(&matrix, PSTR("ADJUST"));
- break;
- default:
- matrix_write(&matrix, buf);
- }
-
- // Host Keyboard LED Status
- char led[40];
- snprintf(led, sizeof(led), "\n%s %s %s",
- (host_keyboard_leds() & (1<<USB_LED_NUM_LOCK)) ? "NUMLOCK" : " ",
- (host_keyboard_leds() & (1<<USB_LED_CAPS_LOCK)) ? "CAPS" : " ",
- (host_keyboard_leds() & (1<<USB_LED_SCROLL_LOCK)) ? "SCLK" : " ");
- matrix_write(&matrix, led);
- matrix_update(&display, &matrix);
-}
-
-void iota_gfx_task(void) {
- render_status_info();
-
- if (display.dirty) {
- iota_gfx_flush();
- }
-
- if (timer_elapsed(last_flush) > ScreenOffInterval) {
- iota_gfx_off();
- }
-}
-#endif
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