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Diffstat (limited to 'nuttx/configs/stm3240g-eval/README.txt')
| -rwxr-xr-x | nuttx/configs/stm3240g-eval/README.txt | 53 |
1 files changed, 52 insertions, 1 deletions
diff --git a/nuttx/configs/stm3240g-eval/README.txt b/nuttx/configs/stm3240g-eval/README.txt index b93ee07ef..e38dbfbf5 100755 --- a/nuttx/configs/stm3240g-eval/README.txt +++ b/nuttx/configs/stm3240g-eval/README.txt @@ -768,6 +768,42 @@ STM3240G-EVAL-specific Configuration Options STM3240G-EVAL LCD Hardware Configuration + The LCD driver supports the following LCDs on the STM324xG_EVAL board: + + AM-240320L8TNQW00H (LCD_ILI9320 or LCD_ILI9321) OR + AM-240320D5TOQW01H (LCD_ILI9325) + + Configuration options. + + CONFIG_LCD_LANDSCAPE - Define for 320x240 display "landscape" + support. Default is this 320x240 "landscape" orientation + (this setting is informative only... not used). + CONFIG_LCD_PORTRAIT - Define for 240x320 display "portrait" + orientation support. In this orientation, the STM3210E-EVAL's + LCD ribbon cable is at the bottom of the display. Default is + 320x240 "landscape" orientation. + CONFIG_LCD_RPORTRAIT - Define for 240x320 display "reverse + 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 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_ILI9320_DISABLE (includes ILI9321) + CONFIG_STM32_ILI9325_DISABLE + Configurations ============== @@ -909,7 +945,7 @@ Where <subdir> is one of the following: CONFIG_STM32_IWDG=y : Enables the IWDG timer facility (but not both) The WWDG watchdog is driven off the (fast) 42MHz PCLK1 and, as result, - has a maximum timeout value of 49 milliseconds. for WWDG watchdog, you + has a maximum timeout value of 49 milliseconds. For WWDG watchdog, you should also add the fillowing to the configuration file: CONFIG_EXAMPLES_WATCHDOG_PINGDELAY=20 @@ -917,6 +953,21 @@ Where <subdir> is one of the following: The IWDG timer has a range of about 35 seconds and should not be an issue. + 7. Adding LCD and graphics support: + + appconfig (apps/.config): Enable the application configurations that you + want to use. Asexamples: + + CONFIGURED_APPS += examples/nx : Pick one or more + CONFIGURED_APPS += examples/nxhello : + CONFIGURED_APPS += examples/nximage : + CONFIGURED_APPS += examples/nxlines : + + defconfig (nuttx/.config): + + CONFIG_STM32_FSMC=y : FSMC support is required for the LCD + CONFIG_NX=y : Enable graphics suppport + 8. This configuration requires that jumper JP22 be set to enable RS-232 operation. nsh2: |