Input/Output Pins; Table 13.1 Pin Configuration - Renesas H8SX/1520 Series Hardware Manual

13.2

Input/Output Pins

Table 13.1 shows the HCAN pin configuration. For the use of these pins, the input buffer control
registers (ICR) of the port and the HCAN monitor register (HCANMON) must be specified
according to other HCAN settings.
In addition, when using HCAN pins, settings must be made in the HCAN configuration mode
(during initialization: MCR0 = 1 and GSR3 = 1).

Table 13.1 Pin Configuration

Name
HCAN transmit data pin
HCAN receive data pin
A bus driver is necessary for the interface between the pins and the CAN bus. A Philips
PCA82C250 compatible model is recommended.
Downloaded from Elcodis.com electronic components distributor
Abbreviation Input/Output
HTxD Output
HRxD Input
Section 13 Controller Area Network (HCAN)
Function
CAN bus transmission pin
CAN bus reception pin
Rev. 3.00 Mar. 14, 2006 Page 451 of 804
REJ09B0104-0300