Z8F4822AR020EC Zilog, Z8F4822AR020EC Datasheet - Page 112
Z8F4822AR020EC
Manufacturer Part Number
Z8F4822AR020EC
Description
IC ENCORE MCU FLASH 48K 64LQFP
Manufacturer
Zilog
Series
Encore!® XP®r
Specifications of Z8F4822AR020EC
Core Processor
Z8
Core Size
8-Bit
Speed
20MHz
Connectivity
I²C, IrDA, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, DMA, POR, PWM, WDT
Number Of I /o
46
Program Memory Size
48KB (48K x 8)
Program Memory Type
FLASH
Ram Size
4K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Data Converters
A/D 12x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 105°C
Package / Case
64-LQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Other names
269-3289
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Part Number
Manufacturer
Quantity
Price
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Table 51. Watchdog Timer Reload Low Byte Register (WDTL)
PS019921-0308
BITS
FIELD
RESET
R/W
ADDR
Note: R/W* - Read returns the current WDT count value. Write sets the desired Reload Value.
Table 50. Watchdog Timer Reload High Byte Register (WDTH)
Table 49. Watchdog Timer Reload Upper Byte Register (WDTU)
BITS
FIELD
RESET
R/W
ADDR
Note: R/W* - Read returns the current WDT count value. Write sets the desired Reload Value.
BITS
FIELD
RESET
R/W
ADDR
Note: R/W* - Read returns the current WDT count value. Write sets the desired Reload Value.
Caution:
7
WDTU—WDT Reload Upper Byte
Most significant byte, 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, Bits[7:0], of the 24-bit WDT reload value.
7
7
The 24-bit WDT Reload Value must not be set to a value less than
6
6
6
5
5
5
4
4
4
WDTU
WDTH
WDTL
FF1H
FF2H
FF3H
R/W*
R/W*
R/W*
1
1
1
3
3
3
Z8 Encore! XP
2
2
2
Product Specification
000004H
1
1
1
®
F64XX Series
Watchdog Timer
.
0
0
0
98
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