HD6417021 Hitachi Semiconductor, HD6417021 Datasheet - Page 321

• Manufacturer Part Number: HD6417021
• Description: SuperH RISC engine
• Manufacturer: Hitachi Semiconductor

PCBR1:
PCBR2:
11.2.2
The port B data register is a 16-bit read/write register that, when used for TPC output stores,
output data for groups 0–3. For details, see the port B description in section 16, I/O Ports.
Note: Bits set to TPC output by NDERA or NDERB are read-only.
Initial value:
Initial value:
Initial value:
Initial value:
Initial value:
Bit name:
Bit name:
Bit name: PB7MD1 PB7MD0 PB6MD1 PB6MD0 PB5MD1 PB5MD0 PB4MD1 PB4MD0
Bit name: PB3MD1 PB3MD0 PB2MD1 PB2MD0 PB1MD1 PB1MD0 PB0MD1 PB0MD0
Bit name: PB15DR PB14DR PB13DR PB12DR PB11DR PB10DR PB9DR PB8DR
Port B Data Register (PBDR)
R/W:
R/W:
R/W:
R/W:
R/W:
Bit:
Bit:
Bit:
Bit:
Bit:
R/(W)*
PB15
PB11
MD1
MD1
R/W
R/W
R/W
R/W
15
15
15
0
7
0
0
7
0
0
R/(W)*
PB15
PB11
MD0
MD0
R/W
R/W
R/W
R/W
14
14
14
0
6
0
0
6
0
0
R/(W)*
PB14
PB10
MD1
MD1
R/W
R/W
R/W
R/W
13
13
13
0
5
0
0
5
0
0
R/(W)*
PB14
PB10
MD0
MD0
R/W
R/W
R/W
R/W
12
12
12
0
4
0
0
4
0
0
PB9MD1 PB9MD0 PB8MD1 PB8MD0
R/(W)*
PB13
MD1
R/W
R/W
R/W
R/W
11
11
11
0
3
0
0
3
0
0
R/(W)*
PB13
MD0
R/W
R/W
R/W
R/W
10
10
10
0
2
0
0
2
0
0
R/(W)*
PB12
MD1
R/W
R/W
R/W
R/W
9
0
1
0
9
0
1
0
9
0
HITACHI 307
R/(W)*
PB12
MD0
R/W
R/W
R/W
R/W
8
0
0
0
8
0
0
0
8
0