Renesas M16C/6NK Manual De Usuario

Rev.1.10    Jul 01, 2005    page 211 of 318
REJ09B0124-0110

M16C/6N Group (M16C/6NK, M16C/6NM)

18. CAN Module

This document is under development and its contents are subject to change.

b7

b6

b5

b4

b3

b2

b1

b0

0 : One time sampling
1 : Three times sampling

0  0  0  0 : Divide-by-1 of fCAN
0  0  0  1 : Divide-by-2 of fCAN
0  0  1  0 : Divide-by-3 of fCAN

1  1  1  0 : Divide-by-15 of fCAN
1  1  1  1 : Divide-by-16 of fCAN 

(1)

  .....

0  0  0 : 1Tq
0  0  1 : 2Tq
0  1  0 : 2Tq

1  1  0 : 7Tq
1  1  1 : 8Tq

                       

(b15) (b8)

b7

b6

b5

b4

b3

b2

b1

b0

RW

RW

RW

RW

Phase Buffer
Segment 1
Control Bits

Phase Buffer 
Segment 2 
Control Bits

Resynchronization
Jump Width 
Control Bits 

  .....

CANi Configuration Register (i = 0, 1)

b3 b2 b1 b0   

b7 b6 b5    

b2 b1b0  

b5 b4 b3  

b7 b6 

NOTE:

1. fCAN serves for the CAN clock. The period is decided by configuration of the CCLKi bit (i = 0 to 2, 4 to 6) in the CCLKR register.

Sampling Control
Bit 

Prescaler Division
Ratio Select Bits

Propagation Time
Segment Control
Bits 

RW

RW

RW

  .....

  .....

0 0 0 : Do not set a value
0 0 1 : 2Tq
0 1 0 : 3Tq

1 1 0 : 7Tq
1 1 1 : 8Tq

0 0 0 : Do not set a value
0 0 1 : 2Tq
0 1 0 : 3Tq

1 1 0 : 7Tq
1 1 1 : 8Tq

0  0 : 1Tq
0  1 : 2Tq
1  0 : 3Tq
1  1 : 4Tq

BRP

SAM

PTS

PBS1

PBS2

SJW

C0CONR
C1CONR

Indeterminate
Indeterminate

021Ah
023Ah

Symbol

Address

After Reset

C0CONR
C1CONR

Indeterminate
Indeterminate

021Bh
023Bh

Symbol

Address

After Reset

RW

Function

Bit Symbol

Bit Name

Function

Bit Symbol

Bit Name