diff options
| author | info@mode42.com <info@mode42.com> | 2026-08-07 18:15:00 +0000 |
|---|---|---|
| committer | info@mode42.com <info@mode42.com> | 2026-08-07 18:15:00 +0000 |
| commit | d393e0c30192611d4cac65a5429fd7180ce1f49c (patch) | |
| tree | 7e47bd930340c75c4802801a81f3bd17c2469d9f /firmware/c1224/include/display.h | |
Initial pushmain
Diffstat (limited to 'firmware/c1224/include/display.h')
| -rw-r--r-- | firmware/c1224/include/display.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/firmware/c1224/include/display.h b/firmware/c1224/include/display.h new file mode 100644 index 0000000..1cd78f1 --- /dev/null +++ b/firmware/c1224/include/display.h @@ -0,0 +1,17 @@ +#ifndef C1224_DISPLAY_H +#define C1224_DISPLAY_H + +#include <stdbool.h> + +/** + * I2C HD44780 via PCF8574 backpack (0x27/0x3F). USB always logs. + * Shows Power/ready, Signal, Packet from INI texts. + */ +void display_init(void); +bool display_present(void); +/** Refresh LCD from current status + sense (uses INI texts). */ +void display_update(void); +/** Legacy single-line push (also used before full UI ready). */ +void display_show(const char *line); + +#endif |