Datasheet

Section 17 Synchronous Serial Communication Unit (SSU)
Rev. 2.00 Aug. 20, 2008 Page 569 of 1198
REJ09B0403-0200
Table 17.3 Communication Modes and Pin States of SSCK Pin
Register Setting Pin State
Communication
Mode
SSUMS MSS SCKS SSCK
SSU communication
mode
0 0 0 
1 Input
1 0 
1 Output
1 0 0  Clock synchronous
communication mode
1 Input
1 0 
1 Output
[Legend]
: Not used as SSU pin (can be used as I/O port)
Table 17.4 Communication Modes and Pin States of SCS Pin
Register Setting Pin State
Communication
Mode SSUMS MSS CSS1 CSS0 SCS
0 0 × × Input SSU communication
mode
1 0 0 
0 1 Input
1 0 Automatic
input/output
1 1 Output
Clock synchronous
communication mode
1 × × × 
[Legend]
×: Don't care
: Not used as SSU pin (can be used as I/O port)