diff options
Diffstat (limited to 'drivers/gdisp/Nokia6610/gdisp_lld_board_olimexsam7ex256.h')
| -rw-r--r-- | drivers/gdisp/Nokia6610/gdisp_lld_board_olimexsam7ex256.h | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/gdisp/Nokia6610/gdisp_lld_board_olimexsam7ex256.h b/drivers/gdisp/Nokia6610/gdisp_lld_board_olimexsam7ex256.h index 6ab59c3e..9f85fc10 100644 --- a/drivers/gdisp/Nokia6610/gdisp_lld_board_olimexsam7ex256.h +++ b/drivers/gdisp/Nokia6610/gdisp_lld_board_olimexsam7ex256.h @@ -156,14 +156,17 @@ static __inline void GDISP_LLD(setpin_reset)(bool_t state) { }
/**
- * @brief Set or clear the lcd back-light pin.
+ * @brief Set the lcd back-light level.
+ * @note For now 0% turns the backlight off, anything else the backlight is on.
+ * While the hardware supports PWM backlight control, we are not using it
+ * yet.
*
- * @param[in] state TRUE = lcd back-light on, FALSE = lcd back-light off
+ * @param[in] percent 0 to 100%
*
* @notapi
*/
-static __inline void GDISP_LLD(setpin_backlight)(bool_t state) {
- if (state)
+static __inline void GDISP_LLD(set_backlight)(uint8_t percent) {
+ if (percent)
palSetPad(IOPORT2, PIOB_LCD_BL);
// pPIOB->PIO_SODR = PIOB_LCD_BL_MASK;
else
|