Feb 15, 2006 #1 B banh Advanced Member level 1 Joined Dec 16, 2004 Messages 458 Helped 17 Reputation 34 Reaction score 5 Trophy points 1,298 Activity points 3,935 The attached driving waveform is taken from Renesas 38024 MCU manual. However, the MCU i'm using does not have LCD driver module. so i think about generating the waveform using i/o ports. however, the waveform has 3 levels (V1, V2, V3): how to achieve this? has anyone done sth similar to this before?
The attached driving waveform is taken from Renesas 38024 MCU manual. However, the MCU i'm using does not have LCD driver module. so i think about generating the waveform using i/o ports. however, the waveform has 3 levels (V1, V2, V3): how to achieve this? has anyone done sth similar to this before?
Feb 15, 2006 #2 A albert22 Full Member level 6 Joined Jul 20, 2004 Messages 332 Helped 68 Reputation 136 Reaction score 65 Trophy points 1,308 Activity points 5,005 See the AN563 Using PIC16C5X Microcontrollers as LCD Drivers at the microchip site. I think that it is exactly what you want.
See the AN563 Using PIC16C5X Microcontrollers as LCD Drivers at the microchip site. I think that it is exactly what you want.
May 8, 2006 #3 B banh Advanced Member level 1 Joined Dec 16, 2004 Messages 458 Helped 17 Reputation 34 Reaction score 5 Trophy points 1,298 Activity points 3,935 hi, i also found another application note.. **broken link removed** but i found that most application notes do not go about explaining generating the waveform, especially the COMmon backplane's waveforms which have 3 levels of voltage. any idea to generate the waveform for COM pins?
hi, i also found another application note.. **broken link removed** but i found that most application notes do not go about explaining generating the waveform, especially the COMmon backplane's waveforms which have 3 levels of voltage. any idea to generate the waveform for COM pins?