Datasheet

A/T89C51CC01

4129N–CAN–03/08

4. Interrupt routine

// Save the current CANPAGE

// Find the first message object which generate an interrupt in CANSIT1 and

CANSIT2

// Select the corresponding message object

// Analyse the CANSTCH register to identify which kind of interrupt is

generated

// Manage the interrupt

// Clear the status register CANSTCH = 00h;

// if it is not a channel interrupt but a general interrupt

// Manage the general interrupt and clear CANGIT register

// restore the old CANPAGE