Renesas Hitachi H8S/2194 Series Hardware Manual page 279

(4) P24/SCL
P24/SCL2 is switched as shown below according to the ICE bit in the I
and the PCR24 bit in PCR2.
ICE PCR24
0 0
1
1
*
Note: * Don't care.
(5) P23/SDA
P23/SDA is switched as shown below according to the ICE bit in the I
and the PCR23 bit in PCR2.
ICE PCR23
0 0
1
1
*
Note: Don't care.
*
(6) P22/SCK1
P22/SCK1 is switched as shown below according to the PCR22 bit in PCR2, the C/
SMR, and the CKE1 and CKE0 bits in SCR.
 
CKE1 C/
0 0
1
1 *
Note: Don't care.
*
(7) P21/SO1
P21/SO1 is switched as shown below according to the PCR21 bit in PCR2 and the TE bit in
SCR.
Rev. 2.0, 11/00, page 252 of 1037
Pin Function
P24 input pin
P24 output pin
SCL I/O pin
Pin Function
P23 input pin
P23 output pin
SDA I/O pin
CKE0 PCR22
0 0
1
1
*
*
2
C bus control register
2
C bus control register
Pin Function
P22 input pin
P22 output pin
SCK1 output pin
SCK1 input pin

bit in