Z8F0812SJ020EC Zilog, Z8F0812SJ020EC Datasheet - Page 48

• Manufacturer Part Number: Z8F0812SJ020EC
• Description: IC ENCORE MCU FLASH 8K 28SOIC
• Manufacturer: Zilog
• Series: Encore!® XP®r

Specifications of Z8F0812SJ020EC

• Core Processor: Z8
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: I²C, IrDA, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 19
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 105°C
• Package / Case: 28-SOIC (7.5mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -
• Other names: 269-3228

Watchdog Timer Control
WDTCTL (FF0H - Read Only)
D7 D6 D5 D4 D3 D2 D1 D0
Watchdog Timer Reload Upper Byte
WDTU (FF1H - Read/Write)
D7 D6 D5 D4 D3 D2 D1 D0
Watchdog Timer Reload Middle Byte
WDTH (FF2H - Read/Write)
D7 D6 D5 D4 D3 D2 D1 D0
Watchdog Timer Reload Low Byte
WDTL (FF3H - Read/Write)
D7 D6 D5 D4 D3 D2 D1 D0
PS022517-0508
SM configuration indicator
Reserved
EXT
RESET pin
RESET pin
WDT
occurred
STOP
POR
WDT reload value [23:16]
WDT reload value [15:8]
WDT reload value [7:0]
0 = Reset not generated by
1 = Reset generated by
0 = WDT timeout has not
1 = WDT timeout occurred
0 = SMR has not occurred
1 = SMR has occurred
0 = POR has not occurred
1 = POR has occurred
Z8 Encore! XP
Product Specification
Control Register Summary
®
F0822 Series
35