Datasheet

104
AT89C51CC03
4182O–CAN–09/08
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