ZLF645E0P2032G Zilog, ZLF645E0P2032G Datasheet - Page 43

• Manufacturer Part Number: ZLF645E0P2032G
• Description: Microcontrollers (MCU) 32K Flash 1K RAM 20 pin
• Manufacturer: Zilog

Specifications of ZLF645E0P2032G

• Data Bus Width: 8 bit
• Program Memory Type: Flash
• Program Memory Size: 32 KB
• Data Ram Size: 1 KB
• Interface Type: ICP, UART
• Maximum Clock Frequency: 8 MHz
• Number Of Programmable I/os: 16
• Number Of Timers: 3
• Maximum Operating Temperature: + 70 C
• Mounting Style: Through Hole
• Package / Case: PDIP-20
• Minimum Operating Temperature: 0 C
• Lead Free Status / Rohs Status: Details

Table 18. Port 2 Register (P2)
PS026407-0408
Bit
Field
Reset
R/W
Address
Bit Position
[7:0]
Port 2 Register
The Port 2 register (see
R/W
Value
P27
Read
Write
X
7
0
1
0
1
Description
Port 2 Pins 7–0—Each bit provides access to the corresponding Port 2 pin.
Pin configured as input or output in P2M register.
Pin level is Low.
Pin level is High.
Pin configured as output in P2M register.
Assert pin Low.
Assert pin High if configured as push-pull; make pin high-impedance if it is
open-drain.
R/W
P26
X
6
R/W
P25
Table
X
5
Bank 0–3: 02h; Linear: 002h
18) allows read and write access to the Port 2 pins.
R/W
P24
X
4
R/W
P23
X
3
ZLF645 Series Flash MCUs
R/W
P22
X
2
Product Specification
R/W
P21
X
1
Port 2 Register
R/W
P20
0
X
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