• IAP access with Phillips P89C668
    I'm using a Philips P89C668 that provides In-system Application Programming (IAP) with have an entry address at 0xFFF0. Is there a clever way to access the IAP functions directly from C without the need...
  • Trouble with the ADC on Phillips LPC934
    Hello, I'm having trouble getting the ADC1 interrupt to work while emulating and LPC934. I'm using the following settings: ADMODA = 0x10; // fixed channel single conversion ADMODB = 0x80; //...
  • Phillip MCU P89C51RD2
    I have problem with the Philip MCU P89C51RD2 when I changed the default boot vector value from 0xFC to the other one. As the recommendation of manufacture there is only way to reprogram it by the parallel...
  • Does the MCBx51 Evaluation Board also support 89C668?
    I read the User's Guide of the above mentioned MCBx51 Evaluation Board and I saw that, next to the 'common' 8051 cores, also some 'exotic' versions are supported, such as 8xC664 (pg. 28 of the User's...
  • looking for example program for display a clock HH:MM:ss with 89C668
    I am a beginner and am looking for example code to make a clock or a timer with 89C668. using 7 segment or small LCD.