Z8F1233QH020SG Zilog, Z8F1233QH020SG Datasheet - Page 99

• Manufacturer Part Number: Z8F1233QH020SG
• Description: IC ENCORE XP MCU FLSH 12K 20QFN
• Manufacturer: Zilog
• Series: Encore!®r

Specifications of Z8F1233QH020SG

• Core Processor: Z8
• Core Size: 8-Bit
• Speed: 20MHz
• Peripherals: Brown-out Detect/Reset, LED, POR, PWM, WDT
• Number Of I /o: 17
• Program Memory Size: 12KB (12K x 8)
• Program Memory Type: FLASH
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Oscillator Type: Internal
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 20-VQFN Exposed Pad, 20-HVQFN, 20-SQFN, 20-DHVQFN
• For Use With: 770-1002 - ISP 4PORT ZILOG Z8 ENCORE! MCU
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Connectivity: -
• Other names: 269-4656

Table 58. Watchdog Timer Reload High Byte Register (WDTH)
Table 59. Watchdog Timer Reload Low Byte Register (WDTL)
PS025111-1207
BITS
FIELD
RESET
R/W
ADDR
R/W* - Read returns the current WDT count value. Write sets the appropriate reload value.
BITS
FIELD
RESET
R/W
ADDR
R/W* - Read returns the current WDT count value. Write sets the appropriate Reload Value.
Table 57. Watchdog Timer Reload Upper Byte Register (WDTU)
BITS
FIELD
RESET
R/W
ADDR
R/W* - Read returns the current WDT count value. Write sets the appropriate reload value.
R/W*
R/W*
R/W*
7
0
7
0
WDTU—WDT reload upper byte
Most significant byte (MSB), Bits[23:16], of the 24-bit WDT reload value.
WDTH—WDT reload high byte
Middle byte, Bits[15:8], of the 24-bit WDT reload value.
WDTL—WDT reload low
Least significant byte (LSB), Bits[7:0], of the 24-bit WDT reload value.
7
0
R/W*
R/W*
R/W*
0
6
0
6
6
0
R/W*
R/W*
R/W*
0
5
5
0
0
5
R/W*
R/W*
R/W*
4
0
0
0
4
4
WDTU
WDTH
WDTL
FF1H
FF2H
FF3H
R/W*
R/W*
R/W*
3
0
0
3
3
0
R/W*
R/W*
R/W*
0
2
2
0
1
Z8 Encore!
2
Product Specification
R/W*
R/W*
R/W*
1
0
1
0
1
0
®
F0830 Series
Watchdog Timer
R/W*
R/W*
R/W*
0
0
0
0
0
0
89