h8s-2646 Renesas Electronics Corporation., h8s-2646 Datasheet - Page 621

• Manufacturer Part Number: h8s-2646
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
• Manufacturer: Renesas Electronics Corporation.

15.4
A bus transceiver IC is necessary to connect the H8S/2646 Group chip to a CAN bus. A Philips
PCA82C250 transceiver IC, or compatible device, is recommended. Figure 15.14 shows a sample
connection diagram.
H8S/2646 Group
CAN Bus Interface
HRxD
HTxD
Figure 15.14 High-Speed Interface Using PCA82C250
No connection
PCA82C250
RS
RxD
TxD
Vref
CANH
CANL
GND
Vcc
Vcc
Section 15 Controller Area Network (HCAN)
Rev. 5.00 Sep 22, 2005 page 595 of 1136
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REJ09B0257-0500
CAN bus