diff options
Diffstat (limited to 'firmware/drivers')
-rw-r--r-- | firmware/drivers/pcf50606.c | 23 |
1 files changed, 1 insertions, 22 deletions
diff --git a/firmware/drivers/pcf50606.c b/firmware/drivers/pcf50606.c index af2c2ca2eb..f4c93deb38 100644 --- a/firmware/drivers/pcf50606.c +++ b/firmware/drivers/pcf50606.c @@ -44,8 +44,6 @@ /* delay loop to achieve 400kHz at 120MHz CPU frequency */ #define DELAY do { int _x; for(_x=0;_x<22;_x++);} while(0) -void pcf50606_set_bl_pwm(unsigned char ucVal); - static void pcf50606_i2c_start(void) { SDA_OUTPUT; @@ -285,24 +283,5 @@ void pcf50606_init(void) pcf50606_write(0x09, 0x05); /* USB and ON key debounce: 14ms */ pcf50606_write(0x29, 0x1C); /* Disable the unused MBC module */ - /* Backlight PWM = 512Hz 50/50 */ - /*pcf50606_write(0x35, 0x13);*/ - pcf50606_set_bl_pwm(9); -} - -void pcf50606_set_bl_pwm(unsigned char ucVal) -{ - /* set the backlight PWM */ - /* range is 0 - 15 */ - - /* limit incoming value */ - ucVal = ucVal & 0x0F; - - /* shift one bit left */ - ucVal = ucVal << 1; - ucVal = ucVal | 0x01; - - /* 0x00 = 512Hz */ - ucVal = ucVal | 0x00; - pcf50606_write(0x35, ucVal); + pcf50606_write(0x35, 0x13); /* Backlight PWM = 512Hz 50/50 */ } |