Z8F022APB020SG Zilog, Z8F022APB020SG Datasheet - Page 101

• Manufacturer Part Number: Z8F022APB020SG
• Description: IC ENCORE XP MCU FLASH 2K 8DIP
• Manufacturer: Zilog
• Series: Encore!® XP®r

Specifications of Z8F022APB020SG

• 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: 6
• Program Memory Size: 2KB (2K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 64 x 8
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 4x10b
• Oscillator Type: Internal
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 8-DIP (0.300", 7.62mm)
• Processor Series: Z8F022Ax
• Core: eZ8
• Data Bus Width: 8 bit
• Data Ram Size: 512 KB
• Interface Type: UART
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 6
• Number Of Timers: 2
• Operating Supply Voltage: 2.7 V to 3.6 V
• Maximum Operating Temperature: + 70 C
• Mounting Style: Through Hole
• Development Tools By Supplier: Z8F04A08100KITG, Z8F04A28100KITG, ZENETSC0100ZACG, ZENETSC0100ZACG, ZUSBOPTSC01ZACG, ZUSBSC00100ZAC, ZUSBSC00100ZACG
• Minimum Operating Temperature: 0 C
• On-chip Adc: 10 bit, 4 Channel
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 269-4089; Z8F022APB020SG

PS022517-0508
Table 50. Watchdog Timer Reload High Byte Register (WDTH)
Table 51. Watchdog Timer Reload Low Byte Register (WDTL)
BITS
FIELD
RESET
R/W
ADDR
R/W*–Read returns the current WDT count value. Write sets the desired Reload Value.
BITS
FIELD
RESET
R/W
ADDR
R/W*–Read returns the current WDT count value. Write sets the desired Reload Value.
7
WDTH—WDT Reload High Byte
Middle byte, Bits[15:8], of the 24-bit WDT reload value.
7
WDTL—WDT Reload Low
Least significant byte (LSB), Bits[7:0], of the 24-bit WDT reload value.
6
6
5
5
4
4
WDTH
WDTL
FF2H
FF3H
R/W*
R/W*
1
1
3
3
Z8 Encore! XP
2
2
Product Specification
1
1
®
F0822 Series
Watchdog Timer
0
0
88