Color LCD backpack manufacturing resources
From DP
Test plan
Setup
- Connect a USB cable for power
- Program the complete firmware image (-DUMP.HEX) with a programmer
Test procedure
This procedure tests the PIC, backlight control, backlight booster circuit, and LCD (connection)
E:\>imageviewer -p com28 -T -a ----------------------------------------------------------------------------- BMP image sender for Nokia LCD Backpack V.0.3 Wiki Docs: http://dangerousprototypes.com/docs/Mathieu:_Another_LCD_backpack http://www.dangerousprototypes.com ----------------------------------------------------------------------------- Test Pattern Command Send T Hit any key to end test Full Screen Test Ends: Success! ADC read command Send: a Voltage Reading : 01 ffffff8a= 6.96 **PASS** Press any key to continue . . .
- Plug in the USB cable
- Verify: backlight should be on, and the LCD should turn white
- Run the imageview app in test mode, change COM10 to match your system: imageviewer.exe -p com10 -T -a
- Verify: colors flash on the LCD
- Verify: self-test will will report **PASS** for the booster voltage