mangavalk/lcdproc
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Fix backlight and contrast handling (M. T. Jones).

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This commit is contained in:
mmdolze
2011-01-04 21:37:02 +00:00
parent 4f5f3fa331
commit d86e2a369c
2 changed files with 3 additions and 4 deletions
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ChangeLog
+1
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@@ -35,6 +35,7 @@ v0.5.4
+ hd44780: Added 'usbtiny' connection type (Siarhei Herasimchuk) + hd44780: Added 'usbtiny' connection type (Siarhei Herasimchuk)
* SureElec: Fix stall on startup * SureElec: Fix stall on startup
+ new driver: MDM166A for Futaba/Targa USB VFD (Christoph Rasim) + new driver: MDM166A for Futaba/Targa USB VFD (Christoph Rasim)
* picolcd: Fix backlight and contrast handling (M. T. Jones)
v0.5.3 v0.5.3
+ lcdexec: notification when called program finishes + lcdexec: notification when called program finishes
server/drivers/picolcd.c
+2 -4
View File
@@ -834,7 +834,7 @@ MODULE_EXPORT void picoLCD_set_contrast(Driver *drvthis, int promille)
packet[1] = 0x00; /* picoLCD20x4 permits contrast as 0/1 value */ packet[1] = 0x00; /* picoLCD20x4 permits contrast as 0/1 value */
else { else {
inv = 1000 - promille; inv = 1000 - promille;
packet[1] = inv / 1000 * p->device->contrast_max; packet[1] = inv * p->device->contrast_max / 1000;
} }
} }
else if (promille > 1000) { else if (promille > 1000) {
@@ -900,9 +900,7 @@ MODULE_EXPORT void picoLCD_backlight(Driver *drvthis, int state)
s = p->device->bklight_max; s = p->device->bklight_max;
if (state == BACKLIGHT_OFF) { if (state == BACKLIGHT_OFF) {
/* FIXME: Is 0x00 or 0xFF correct to turn backlight off? */ packet[1] = (unsigned char) p->device->bklight_min;
//packet[1] = (unsigned char) p->device->bklight_min;
packet[1] = 0xff;
picolcd_send(p->lcd, packet, 2); picolcd_send(p->lcd, packet, 2);
set_key_lights(p->lcd, p->key_light, state); set_key_lights(p->lcd, p->key_light, state);
} }