Section 10 Serial Communication Interface
Rev. 7.00 Mar 10, 2005 page 353 of 652
REJ09B0042-0700
Table 10.7 Relation between n and Clock
SMR Setting
n Clock CKS1 CKS0
0 φ 00
0 φ
w
/2
*
1
/φw
*
2
01
2 φ/16 1 0
3 φ/64 1 1
Notes: 1. φw/2 clock in active (medium-speed/high-speed) mode and sleep mode
2. φw clock in subactive mode and subsleep mode
In subactive or subsleep mode, SCI3 can be operated when CPU clock is φw/2 only.