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| author | Maxwell Beck <max@rastertail.net> | 2026-10-26 21:02:46 -0500 |
|---|---|---|
| committer | Maxwell Beck <max@rastertail.net> | 2026-10-26 21:02:46 -0500 |
| commit | 6772cb35f7b404b793a8bf13f3e1a4c1defbe430 (patch) | |
| tree | d3a6690686c96462ecd24834f83f961c8de6b26a | |
| parent | 2a590986e1ee2aca934181e0ced958c520e97332 (diff) | |
fix ssd1306 init for 32 lines
| -rw-r--r-- | src/pico1541.c | 6 | ||||
| -rw-r--r-- | src/ssd1306.c | 5 |
2 files changed, 9 insertions, 2 deletions
diff --git a/src/pico1541.c b/src/pico1541.c index 2c7ad35..4a29366 100644 --- a/src/pico1541.c +++ b/src/pico1541.c @@ -20,6 +20,12 @@ int main() { ssd1306_t display; ssd_init(&display, i2c0, 0x3C); ssd_power_on(&display); + + ssd_push(&display, SSD1306_CTRL_DATA); + for (int i = 0; i < 8; i++) { + ssd_push(&display, 0xff); + } + ssd_send(&display); return 0; } diff --git a/src/ssd1306.c b/src/ssd1306.c index c766d5f..ba17c04 100644 --- a/src/ssd1306.c +++ b/src/ssd1306.c @@ -53,8 +53,9 @@ int ssd_power_on(ssd1306_t *display) { ssd_push(display, SSD1306_SET_MEMORY_MODE); ssd_push(display, SSD1306_MEM_MODE_HORIZONTAL); - ssd_push(display, SSD1306_SEG_REMAP_COL127); - ssd_push(display, SSD1306_COM_SCAN_REMAP); + ssd_push(display, SSD1306_SEG_REMAP_COL0); + ssd_push(display, SSD1306_COM_SCAN_NORMAL); + ssd_push(display, SSD1306_SET_COM_PINS); ssd_push(display, SSD1306_COM_PINS_SEQUENTIAL); ssd_push(display, SSD1306_SET_CONTRAST); |