diff options
| author | Daniel Friesel <derf@finalrewind.org> | 2021-04-16 20:25:24 +0200 |
|---|---|---|
| committer | Daniel Friesel <derf@finalrewind.org> | 2021-04-16 20:25:24 +0200 |
| commit | aa728fb0daeba1c4c15b2514acbbd0fadb8f9cda (patch) | |
| tree | e91d784642da8b84f6742d83161df3e036d6bfcb | |
| parent | 080067b5ee69d9d9a7524b7eac249c158506e9bd (diff) | |
ssd1306: reset column and page pointer on initialization
| -rw-r--r-- | include/driver/ssd1306.h | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/include/driver/ssd1306.h b/include/driver/ssd1306.h index e439ca6..1c2ff1a 100644 --- a/include/driver/ssd1306.h +++ b/include/driver/ssd1306.h @@ -96,7 +96,7 @@ class SSD1306 { // height == 32? 0x02 : 0x12 - const unsigned char init3[13] = { + const unsigned char init3[19] = { /* * Set clock to recommended values: 370 kHz (bits 7..4), * no divider (bits 3..0). Increase divider for glitchy effects. @@ -133,7 +133,13 @@ class SSD1306 { SSD1306_SET_CHARGE_PUMP, 0x14, // turn on display - SSD1306_SET_DISP | 0x01 + SSD1306_SET_DISP | 0x01, + + // reset column pointer + SSD1306_SET_COL_ADDR, 0, 127, + + // reset page pointer + SSD1306_SET_PAGE_ADDR, 0, 7 }; void writeCommand(uint8_t command); |