NEC UPD703116 User Manual page 515

CPU
Interrupt request
INTCREC
INTCTRX
INTCERR
INTCMAC
NPB
interface
CHAPTER 11 FCAN CONTROLLER
Figure 11-1. Block Diagram of FCAN
NPB
(NEC peripheral I/O bus)
FCAN controller
MAC
(Memory Access Controller)
CAN RAM
Message
CMASK0
buffer 0
CMASK1
Message
CMASK2
buffer 1
CMASK3
Message
buffer 2
Message
buffer 3
Message
buffer 31
User's Manual U14492EJ5V0UD
CTXD
CAN
CAN
module
transceiver
CRXD
CAN bus
CAN_H
CAN_L
515