tmp1940cyaf TOSHIBA Semiconductor CORPORATION, tmp1940cyaf Datasheet - Page 91

• Manufacturer Part Number: tmp1940cyaf
• Description: 32-bit Tx System Risc Tx19 Family
• Manufacturer: TOSHIBA Semiconductor CORPORATION

P3
(0xFFFF_F018)
P3FC
(0xFFFF_F01B) Read/Write
P3FC
(0xFFFF_F01B) Read/Write
Name
Read/Write
Reset Value
Name
Reset Value
Function
Name
Reset Value
Function
1 (Pullup)
P37C
P37
7
7
7
0
0: Port
1:
1 (Pullup)
BUSRQ Settings
BUSAK Settings
R/
R/
P36C
P36F
P3FC.P34F
P3CR.P34C
P3FC.P35F
P3CR.P35C
P3FC.P36F
P3CR.P36C
P36
Figure 7.9 Port 3 Registers
6
6
6
W
0
0
W
Port 3 Function Register
Port 3 Control Register
TMP1940CYAF-49
Settings
Port 3 Register
0: Port
1: BUSAK 1: BUSRQ
1 (Pullup)
P35C
P35F
0: IN
P35
5
5
5
0
0
Input mode
0: Port
1 (Pullup)
1: OUT
P34C
P34F
P34
W
4
4
4
0
0
1
0
1
1
1
1
R/W
W
1 (Pullup)
P33C
P33
3
3
3
0
P30 ( RD ) Function Settings
P31 ( WR ) Function Settings
HWR Settings
P3FC.P32F
P3CR.P32C
P30F
P31F
0: Port
1: HWR
0
1
0
1
1 (Pullup)
P32C
Port 3 Direction Settings
P32F
TMP1940CYAF
P32
2
2
2
0
0
Output a 0.
Assert RD only during
external accesses.
Output a 0.
Asserts WR only during
external accesses
0
1
0: Port
1: WR
0
0
P31F
P31
1
1
1
1
0
Output mode
P30
P31
1
1
Output
Output a 1.
Output a 1.
Input
0: Port
1: RD
P30F
1
1
P30
0
0
0
1
0