32186 datasheet(730/1032 Pages) RENESAS

730 / 1032 page

CAN MODULE

13-120

32185/32186 Group Hardware Manual

Rev.1.10 REJ09B0235-0110 May 15, 07

Initialize CAN module

Set the Input/Output Port

Operation Mode Register

Set the Interrupt Controller

Set CAN related interrupt

request mask registers

Set CAN

Configuration Register

Set the ID Mask Register

Set CAN operation mode

Negate CAN reset

CAN module initialization

completed

Set interrupt priority

• Set the bit timing (baud rate)

• Set the number of times sampled

Set the ID mask bit

Set BasicCAN mode

• Set the CAN Frame Format Select Register

• Set IDs in message slots 30 and 31

• Set the Message Slot Control Register

Release CAN module from reset

Set CAN Error Interrupt Request

Mask Register

• Enable/disable CAN bus error

interrupt request

• Enable/disable CAN error

passive interrupt request

• Enable/disable CAN bus off

interrupt request

Set CAN Slot Interrupt

Request Mask Register

• Enable/disable the interrupt

request to be generated when

transmission or reception in

the relevant slot has finished

Set CAN Single-shot Interrupt

Request Mask Regiter

• Enable/disable the interrupt request

to be generated when single-shot

transission in the relevant slot has failed.

Set loopback mode

• Clear CAN Control Register (CANnCNT)'s

FRST and RST bits

Set DMAC

Set CAN DMA transfer

request select register

Set DMAC

Select DMA transfer request source

13.4 Initializing CAN Module

Figure 13.4.2 Initializing CAN Module

32186 Datasheet(PDF) 730 Page - Renesas Technology Corp

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