Z8F042AHJ020SG Zilog, Z8F042AHJ020SG Datasheet - Page 63

• Manufacturer Part Number: Z8F042AHJ020SG
• Description: IC ENCORE XP MCU FLASH 4K 28SSOP
• Manufacturer: Zilog
• Series: Encore!® XP®r

Specifications of Z8F042AHJ020SG

• Core Processor: Z8
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: IrDA, UART/USART
• Peripherals: Brown-out Detect/Reset, LED, LVD, POR, PWM, Temp Sensor, WDT
• Number Of I /o: 23
• Program Memory Size: 4KB (4K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 128 x 8
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 28-SSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 269-4159; Z8F042AHJ020SG

Table 14. Port A–C GPIO Address Registers (PxADDR)
PS022517-0508
BITS
FIELD
RESET
R/W
ADDR
Port A–C Address Registers
7
Table 13. GPIO Port Registers and Sub-Registers (Continued)
The Port A–C Address Registers select the GPIO Port functionality accessible through
the Port A–C Control Registers. The Port A–C Address and Control Registers combine to
provide access to all GPIO Port control
PADDR[7:0]—Port Address
The Port Address selects one of the sub-registers accessible through the Port Control
register.
Port Register Mnemonic
PxOC
PxHDE
PxSMRE
PxPUE
PADDR[7:0]
00H
01H
02H
03H
04H
05H
06H
07H–FFH
6
5
Port Control Sub-Register Accessible Using the Port A–C
Control Registers
No function. Provides some protection against accidental
Port reconfiguration.
Data Direction
Alternate Function
Output Control (Open-Drain)
High Drive Enable
Stop Mode Recovery Source Enable
Pull-up Enable
No Function
4
FD0H, FD4H, FD8H
Port Register Name
Output Control (Open-Drain)
High Drive Enable
Stop Mode Recovery Source Enable
Pull-up Enable
PADDR[7:0]
(Table
R/W
00H
3
14).
2
Z8 Encore! XP
General-Purpose Input/Output
Product Specification
1
®
F0822 Series
0
50