IMPLEMENTED SO FAR
- Support for 4x20 LCD Display and large number display
- Brightness and contrast adjustment with remote
- (OPUS/Wolfson WM8741) DAC volume control: remote and rotary encoder
- (OPUS/Wolfson WM8741) DAC random filter selection 1 to 5 with remote
- (OPUS/Wolfson WM8741) DAC upsampling selection (L, M, H -this is the OSR setting)
- I2C level shifting (5V to 3.3V)
- Optimized power-up sequence
Adjusting LCD for optimum contrast
Wrote some code to use the 4-button switch I made to go through the full range of brightness and contrast for the LCD. I found that optimum setting is Brightness: 200-250 and Contrast=45. Code in the sidebar
No comments:
Post a Comment