1 files changed, 47 insertions, 0 deletions
diff --git a/app/oled.h b/app/oled.h
new file mode 100644
index 0000000..8fac35a
--- /dev/null
+++ b/app/oled.h
@@ -0,0 +1,47 @@
+
+#define SSD1306_I2C_ADDRESS  0x3C
+
+#define SSD1306_COMMAND   0x00
+#define SSD1306_DATA   0xC0
+#define SSD1306_DATA_CONTINUE 0x40
+
+#define SSD1306_SET_CONTRAST_CONTROL     0x81
+#define SSD1306_DISPLAY_ALL_ON_RESUME     0xA4
+#define SSD1306_DISPLAY_ALL_ON       0xA5
+#define SSD1306_NORMAL_DISPLAY       0xA6
+#define SSD1306_INVERT_DISPLAY       0xA7
+#define SSD1306_DISPLAY_OFF        0xAE
+#define SSD1306_DISPLAY_ON        0xAF
+#define SSD1306_NOP          0xE3
+
+#define SSD1306_HORIZONTAL_SCROLL_RIGHT     0x26
+#define SSD1306_HORIZONTAL_SCROLL_LEFT     0x27
+#define SSD1306_HORIZONTAL_SCROLL_VERTICAL_AND_RIGHT 0x29
+#define SSD1306_HORIZONTAL_SCROLL_VERTICAL_AND_LEFT  0x2A
+#define SSD1306_DEACTIVATE_SCROLL      0x2E
+#define SSD1306_ACTIVATE_SCROLL       0x2F
+#define SSD1306_SET_VERTICAL_SCROLL_AREA    0xA3
+
+#define SSD1306_SET_LOWER_COLUMN      0x00
+#define SSD1306_SET_HIGHER_COLUMN      0x10
+#define SSD1306_MEMORY_ADDR_MODE      0x20
+#define SSD1306_SET_COLUMN_ADDR       0x21
+#define SSD1306_SET_PAGE_ADDR       0x22
+
+#define SSD1306_SET_START_LINE       0x40
+#define SSD1306_SET_SEGMENT_REMAP      0xA0
+#define SSD1306_SET_MULTIPLEX_RATIO      0xA8
+#define SSD1306_COM_SCAN_DIR_INC      0xC0
+#define SSD1306_COM_SCAN_DIR_DEC      0xC8
+#define SSD1306_SET_DISPLAY_OFFSET      0xD3
+#define SSD1306_SET_COM_PINS       0xDA
+#define SSD1306_CHARGE_PUMP        0x8D
+
+#define SSD1306_SET_DISPLAY_CLOCK_DIV_RATIO    0xD5
+#define SSD1306_SET_PRECHARGE_PERIOD     0xD9
+#define SSD1306_SET_VCOM_DESELECT      0xDB
+
+#define SSD1306_WIDTH 128
+#define SSD1306_HEIGHT 32
+
+#define SSD1306_VRAM_SIZE (SSD1306_WIDTH * ((SSD1306_HEIGHT + 7) >> 3))