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-rw-r--r--keyboards/ergodox/infinity/drivers/gdisp/st7565ergodox/gdisp_lld_ST7565.c40
-rw-r--r--keyboards/ergodox/infinity/drivers/gdisp/st7565ergodox/st7565.h2
2 files changed, 13 insertions, 29 deletions
diff --git a/keyboards/ergodox/infinity/drivers/gdisp/st7565ergodox/gdisp_lld_ST7565.c b/keyboards/ergodox/infinity/drivers/gdisp/st7565ergodox/gdisp_lld_ST7565.c
index 2c8a168e76..0de457a7ae 100644
--- a/keyboards/ergodox/infinity/drivers/gdisp/st7565ergodox/gdisp_lld_ST7565.c
+++ b/keyboards/ergodox/infinity/drivers/gdisp/st7565ergodox/gdisp_lld_ST7565.c
@@ -26,7 +26,7 @@
#define GDISP_SCREEN_WIDTH 128
#endif
#ifndef GDISP_INITIAL_CONTRAST
-#define GDISP_INITIAL_CONTRAST 0
+#define GDISP_INITIAL_CONTRAST 35
#endif
#ifndef GDISP_INITIAL_BACKLIGHT
#define GDISP_INITIAL_BACKLIGHT 100
@@ -111,41 +111,25 @@ LLDSPEC bool_t gdisp_lld_init(GDisplay *g) {
gfxSleepMilliseconds(20);
setpin_reset(g, FALSE);
gfxSleepMilliseconds(20);
-
acquire_bus(g);
enter_cmd_mode(g);
- write_cmd(g, ST7565_DISPLAY_OFF);
+
+ write_cmd(g, ST7565_RESET);
write_cmd(g, ST7565_LCD_BIAS);
write_cmd(g, ST7565_ADC);
write_cmd(g, ST7565_COM_SCAN);
- write_cmd(g, ST7565_START_LINE | 0);
-
- write_cmd(g, ST7565_RESISTOR_RATIO | 0x6);
-
- // turn on voltage converter (VC=1, VR=0, VF=0)
- write_cmd(g, ST7565_POWER_CONTROL | 0x04);
- flush_cmd(g);
- delay_ms(50);
-
- // turn on voltage regulator (VC=1, VR=1, VF=0)
- write_cmd(g, ST7565_POWER_CONTROL | 0x06);
- flush_cmd(g);
- delay_ms(50);
+ write_cmd(g, ST7565_RESISTOR_RATIO | 0x1);
+ write_cmd2(g, ST7565_CONTRAST, GDISP_INITIAL_CONTRAST);
- // turn on voltage follower (VC=1, VR=1, VF=1)
+ // turn on internal power supply (VC=1, VR=1, VF=1)
write_cmd(g, ST7565_POWER_CONTROL | 0x07);
- flush_cmd(g);
- delay_ms(50);
- write_cmd(g, 0xE2);
- write_cmd(g, ST7565_COM_SCAN);
- write_cmd2(g, ST7565_CONTRAST, GDISP_INITIAL_CONTRAST*64/101);
- //write_cmd2(g, ST7565_CONTRAST, 0);
- write_cmd(g, ST7565_DISPLAY_ON);
- write_cmd(g, ST7565_ALLON_NORMAL);
write_cmd(g, ST7565_INVERT_DISPLAY);
+ write_cmd(g, ST7565_ALLON_NORMAL);
+ write_cmd(g, ST7565_DISPLAY_ON);
+ write_cmd(g, ST7565_START_LINE | 0);
write_cmd(g, ST7565_RMW);
flush_cmd(g);
@@ -331,14 +315,12 @@ LLDSPEC void gdisp_lld_control(GDisplay *g) {
return;
case GDISP_CONTROL_CONTRAST:
- if ((unsigned)g->p.ptr > 100)
- g->p.ptr = (void *)100;
+ g->g.Contrast = (unsigned)g->p.ptr & 63;
acquire_bus(g);
enter_cmd_mode(g);
- write_cmd2(g, ST7565_CONTRAST, ((((unsigned)g->p.ptr)<<6)/101) & 0x3F);
+ write_cmd2(g, ST7565_CONTRAST, g->g.Contrast);
flush_cmd(g);
release_bus(g);
- g->g.Contrast = (unsigned)g->p.ptr;
return;
}
}
diff --git a/keyboards/ergodox/infinity/drivers/gdisp/st7565ergodox/st7565.h b/keyboards/ergodox/infinity/drivers/gdisp/st7565ergodox/st7565.h
index 48636b33d6..24924ff050 100644
--- a/keyboards/ergodox/infinity/drivers/gdisp/st7565ergodox/st7565.h
+++ b/keyboards/ergodox/infinity/drivers/gdisp/st7565ergodox/st7565.h
@@ -34,4 +34,6 @@
#define ST7565_RESISTOR_RATIO 0x20
#define ST7565_POWER_CONTROL 0x28
+#define ST7565_RESET 0xE2
+
#endif /* _ST7565_H */