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RL78/D1A User's Manual: Hardware - Renesas

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Under development<br />

Preliminary document<br />

Specifications in this document are tentative and subject to change.<br />

<strong>RL78</strong>/<strong>D1A</strong> CHAPTER 14 CAN CONTROLLER<br />

Set Baud<br />

Rate Value<br />

(Unit: kbps)<br />

Table 14-24. Representative Examples of Baud Rate Settings (fCANMOD = 16 MHz) (1/2)<br />

Division<br />

Ratio of<br />

C0BRP<br />

C0BRP<br />

Register<br />

Set Value<br />

Length<br />

of DBT<br />

Valid Bit Rate Setting (Unit: kbps) C0BTR Register<br />

Setting Value<br />

SYNC PROP PHASE PHASE<br />

SEGMENT SEGMENT SEGMENT SEGMENT<br />

1 2<br />

TSEG1<br />

[3:0]<br />

TSEG2<br />

[2:0]<br />

Sampling<br />

point<br />

(Unit: %)<br />

1000 1 00000000 16 1 1 7 7 0111 110 56.3<br />

1000 1 00000000 16 1 3 6 6 1000 101 62.5<br />

1000 1 00000000 16 1 5 5 5 1001 100 68.8<br />

1000 1 00000000 16 1 7 4 4 1010 011 75.0<br />

1000 1 00000000 16 1 9 3 3 1011 010 81.3<br />

1000 1 00000000 16 1 11 2 2 1100 001 87.5<br />

1000 1 00000000 16 1 13 1 1 1101 000 93.8<br />

1000 2 00000001 8 1 3 2 2 0100 001 75.0<br />

1000 2 00000001 8 1 5 1 1 0101 000 87.5<br />

500 2 00000001 16 1 1 7 7 0111 110 56.3<br />

500 2 00000001 16 1 3 6 6 1000 101 62.5<br />

500 2 00000001 16 1 5 5 5 1001 100 68.8<br />

500 2 00000001 16 1 7 4 4 1010 011 75.0<br />

500 2 00000001 16 1 9 3 3 1011 010 81.3<br />

500 2 00000001 16 1 11 2 2 1100 001 87.5<br />

500 2 00000001 16 1 13 1 1 1101 000 93.8<br />

500 4 00000011 8 1 3 2 2 0100 001 75.0<br />

500 4 00000011 8 1 5 1 1 0101 000 87.5<br />

250 4 00000011 16 1 3 6 6 1000 101 62.5<br />

250 4 00000011 16 1 5 5 5 1001 100 68.8<br />

250 4 00000011 16 1 7 4 4 1010 011 75.0<br />

250 4 00000011 16 1 9 3 3 1011 010 81.3<br />

250 4 00000011 16 1 11 2 2 1100 001 87.5<br />

250 8 00000111 8 1 3 2 2 0100 001 75.0<br />

250 8 00000111 8 1 5 1 1 0101 000 87.5<br />

125 8 00000111 16 1 3 6 6 1000 101 62.5<br />

125 8 00000111 16 1 7 4 4 1010 011 75.0<br />

125 8 00000111 16 1 9 3 3 1011 010 81.3<br />

125 8 00000111 16 1 11 2 2 1100 001 87.5<br />

125 16 00001111 8 1 3 2 2 0100 001 75.0<br />

125 16 00001111 8 1 5 1 1 0101 000 87.5<br />

Caution The values in Table 14-24 do not guarantee the operation of the network system. Thoroughly check<br />

the effect on the network system, taking into consideration oscillation errors and delays of the CAN<br />

bus and CAN transceiver.<br />

R01UH0317EJ0004 Rev. 0.04 917<br />

Feb. 22, 2013

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