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...
How to initialize Phillip 89c668

Hi Could anyone help me to initialize 89c668. I use RTX51.And I use internal ROM and internal RAM.I have write a simple code in it,but it can not run at all. AUXR &= 0xfd; WDTRST= 0x1e; WDTRST...
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...
How to initialize Phillip 89c668

Hi Could anyone help me to initialize 89c668. I use RTX51.And I use internal ROM and internal RAM.I have write a simple code in it,but it can not run at all. AUXR &= 0xfd; WDTRST= 0x1e; WDTRST...
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; //...