diff options
Diffstat (limited to 'nuttx/configs/stm3210e-eval/README.txt')
| -rwxr-xr-x | nuttx/configs/stm3210e-eval/README.txt | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/nuttx/configs/stm3210e-eval/README.txt b/nuttx/configs/stm3210e-eval/README.txt index 15d621d5b..1f29ae66a 100755 --- a/nuttx/configs/stm3210e-eval/README.txt +++ b/nuttx/configs/stm3210e-eval/README.txt @@ -545,13 +545,25 @@ STM3210E-EVAL-specific Configuration Options portrait" orientation support. In this orientation, the STM3210E-EVAL's LCD ribbon cable is at the top of the display. Default is 320x240 "landscape" orientation. - CONFIG_LCD_BACKLIGHT - Define to support an adjustable backlight - using timer 1. The granularity of the settings is determined - by CONFIG_LCD_MAXPOWER. Requires CONFIG_STM32_TIM1. + CONFIG_LCD_BACKLIGHT - Define to support a backlight. + CONFIG_LCD_PWM - If CONFIG_STM32_TIM1 is also defined, then an + adjustable backlight will be provided using timer 1 to generate + various pulse widthes. The granularity of the settings is + determined by CONFIG_LCD_MAXPOWER. If CONFIG_LCD_PWM (or + CONFIG_STM32_TIM1) is not defined, then a simple on/off backlight + is provided. CONFIG_LCD_RDSHIFT - When reading 16-bit gram data, there appears to be a shift in the returned data. This value fixes the offset. Default 5. + The LCD driver dynamically selects the LCD based on the reported LCD + ID value. However, code size can be reduced by suppressing support for + individual LCDs using: + + CONFIG_STM32_AM240320_DISABLE + CONFIG_STM32_SPFD5408B_DISABLE + CONFIG_STM32_R61580_DISABLE + Configurations ============== |