ZLF645E0H2864G Zilog, ZLF645E0H2864G Datasheet - Page 41

• Manufacturer Part Number: ZLF645E0H2864G
• Description: IC MCU 64K FLASH 1K RAM 28-SSOP
• Manufacturer: Zilog
• Series: Crimzon™ ZLFr

Specifications of ZLF645E0H2864G

• Core Processor: Z8 LXMC
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: UART/USART
• Peripherals: Brown-out Detect/Reset, HLVD, POR, WDT
• Number Of I /o: 24
• Program Memory Size: 64KB (64K x 8)
• Program Memory Type: FLASH
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 1.9 V ~ 3.6 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 28-SSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Oscillator Type: -
• Other names: 269-4719

Table 16. Port 1 Register (P1)
PS026407-0408
Bit
Field
Reset
R/W
Address
Note: For package types other than the 48-pin package, this register is available as a general-purpose register.
Bit Position
[7:0]
Note: For packages other than 48-pin package, this register is available as general-purpose register.
Port 1 Register
The Port 1 register (see
R/W
Value
P17
Read
Write
X
7
0
1
0
1
Description
Port 1 Pins 7–0—Each bit provides access to the corresponding Port 1 pin.
Pin configured as input or output in P01M register.
Pin level is Low.
Pin level is High.
Pin configured as output in P01M register.
Assert pin Low.
Assert pin High, if configured as push-pull; make pin high-impedance if it is
open-drain.
R/W
P16
X
6
R/W
P15
Table
X
5
Bank 0–3: 01h; Linear: 001h
16) allows read and write access to the Port 1 pins.
R/W
P14
X
4
R/W
P13
X
3
ZLF645 Series Flash MCUs
R/W
P12
X
2
Product Specification
R/W
P11
X
1
Port 1 Register
R/W
P10
0
X
33