h8s-2111b Renesas Electronics Corporation., h8s-2111b Datasheet - Page 340

• Manufacturer Part Number: h8s-2111b
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family / H8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

13.3.9
PGCTL selects the input/output pin for IIC.
Notes: 1. The program development tool (emulator) does not support this function.
Rev. 1.00, 05/04, page 306 of 544
Bit
7
6
4, 5
3
2
1, 0
2. If multiple pins are selected as the serial clock I/O pin or serial data I/O pin for each
Bit Name
IIC1BS
IIC1AS

IIC0BS
IIC0AS

Port G Control Register (PGCTL)
channel, the operation is not guaranteed. If a single pin is selected for both channels at
the same time, the operation is not guaranteed. When pins are switched, the I
must be free.
Initial
Value
0
0
All 0
0
0
All 0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Description
IIC_1 Input/Output Select B, A
Selects input/output pins for IIC_1 channel
Reserved
The initial value should not be changed.
IIC_0 Input/Output Select B, A
Selects input/output pins for IIC_1 channel
IIC0BS IIC0AS
Reserved
The initial value should not be changed.
IIC1BS
0
0
1
1
0
0
1
1
IIC1AS
0:
1:
0:
1:
0:
1:
0:
1:
Selects P42/SDA1 and P86/SCL1
as IIC_1 I/O pins
Selects PG4/ExSDAA and
PG5/ExSCLA as IIC_1 I/O pins*
Selects PG6/ExSDAB and
PG7/ExSCLB as IIC_1 I/O pins*
Setting prohibited*
Selects P97/SDA0 and P52/SCL0
as IIC_0 I/O pins
Selects PG4/ExSDAA and
PG5/ExSCLA as IIC_0 I/O pins*
Selects PG6/ExSDAB and
PG7/ExSCLB as IIC_0 I/O pins*
Setting prohibited*
2
2
2
C bus
1
1
1
1