zlf645e0s2832g ZiLOG Semiconductor, zlf645e0s2832g Datasheet - Page 48

• Manufacturer Part Number: zlf645e0s2832g
• Description: Crimzon Infrared Microcontrollers Zlf645 Series Flash Mcus With Learning Amplification
• Manufacturer: ZiLOG Semiconductor

Table 23. Port 4 Register (P4)
PS026407-0408
Bit
Field
Reset
R/W
Address
Bit Position
[7:0]
Port 4 Register
Value
The Port 4 register (see
R/W
Read
Write
P47
X
7
0
1
0
1
Description
Port 4 Pins 7–0—Each bit provides access to the corresponding Port 4 pin.
Pin configured as input or output in P4M register.
Pin level is Low.
Pin level is High.
Pin configured as output in P4M register.
Assert pin Low.
Assert pin High if configured as push-pull; make pin high-impedance if it is
open-drain.
R/W
P46
X
6
R/W
P45
Table
X
5
Banks 0-3: 04h; Linear: 004h
23) allows read and write access to the Port 4 pins.
R/W
P44
X
4
R/W
P43
X
3
ZLF645 Series Flash MCUs
R/W
P42
X
2
Product Specification
R/W
P41
X
1
Port 4 Register
R/W
P40
0
X
40