Chapter 12
Serial interface 0 and 1
XII - 10 Control Registers
12.2.5 Serial Clock Selection Registers
Serial clock selection register is used to set a clock for serial interface.
■ Serial Clock Selection Register (SIFCLK: 0x0000A10E) [8,16-bit Access Register]
bp 76543210
Flag
--
SC2
CKS1
SC2
CKS0
SC1
CKS1
SC1
CKS0
SC0
CKS1
SC0
CKS0
At reset 00000000
Access R R R/W R/W R/W R/W R/W R/W
bp Flag Description Setting condition
7-6 - - -
5-4
SC2CKS1
SC2CKS0
Serial 2 clock source 00: Timer 14 underflow
01: Timer 15 underflow
10: Timer 16 underflow
11: Setting prohibited
3-2
SC1CKS1
SC1CKS0
Serial 1 clock source 00: Timer 14 underflow
01: Timer 15 underflow
10: Timer 16 underflow
11: Setting prohibited
1-0
SC0CKS1
SC0CKS0
Serial 0 clock source 00: Timer 14 underflow
01: Timer 15 underflow
10: Timer 16 underflow
11: Setting prohibited