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Section 20 Controller Area Network
Page 1080 of 2108 R01UH0134EJ0400 Rev. 4.00
Sep 24, 2014
SH7262 Group, SH7264 Group
20.8 Setting I/O Ports
The I/O ports for this module must be specified before or during the configuration mode. For
details on the settings of I/O ports, see section 32, General Purpose I/O Ports. Two methods are
available using two channels of this module in this LSI.
Using this module as a 2-channel module (channels 0 and 1)
Each channel has 32 Mailboxes.
Using this module as a 1-channel module (channels 0 and 1 functioning as a single channel)
When the second method is used, see section 20.9.1, Notes on Port Setting for Multiple Channels
Used as Single Channel.
Figures 20.28 and 20.29 show connection examples for individual port settings.
CTx0
Channel 0
(32 Mailboxes)
Channel 1
(32 Mailboxes)
CRx0
CTx1
CRx1
PJ0
PJ1
PJ2
PJ3
Figure 20.28 Connection Example when Using This Module as 2-Channel Module
(32 Mailboxes 2 Channels)