• LCD interface in 8 bit mode.
    Hello Everyone, Generally when interfacing LCD with my controller (AT89C52),in 8 bit mode I use a full port for my data lines. and I get the desired result. But I have seen many projects where the...
  • Port modes
    H there, Can anyone please explain the significance of the port modes to me and when and how to use them? For example: P0M1, P0M2, P1M1, P1M2, P2M1, P2M2.
  • Mode Ports
    Hi! In Hello example for 8051 by MCB900 in main() there is: P2M1=0; P1M1=0; Is it ok?? Im reading the datasheet of de microcontroller and i dont understand it, because to configurate the port is...
  • Using LCD and LED_Block at the same time
    Hello, i'm working on a project where I have to use the LCD and two LEDs at the same time. LCD is commonly on Port 3. So the LEDS are ! LCD will use 7 bits from the port 3, and both LEDs will use...
  • 4 bit LCD instruction
    I am working on 4 bit LCD. i want exat defination of following instructions. lcd_com(); lcd_com(0xco); lcd_com(0x85);