From d393e0c30192611d4cac65a5429fd7180ce1f49c Mon Sep 17 00:00:00 2001 From: "info@mode42.com" Date: Fri, 7 Aug 2026 18:15:00 +0000 Subject: Initial push --- firmware/c1224/include/display.h | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) create mode 100644 firmware/c1224/include/display.h (limited to 'firmware/c1224/include/display.h') 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 + +/** + * 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 -- cgit v1.3.1