Z8F4822AR020SG Zilog, Z8F4822AR020SG Datasheet - Page 112
Z8F4822AR020SG
Manufacturer Part Number
Z8F4822AR020SG
Description
IC ENCORE MCU FLASH 48K 64LQFP
Manufacturer
Zilog
Series
Encore!® XP®r
Specifications of Z8F4822AR020SG
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
0°C ~ 70°C
Package / Case
64-LQFP
Processor Series
Z8F482x
Core
eZ8
Data Bus Width
8 bit
Data Ram Size
4 KB
Interface Type
I2C, SPI, UART
Maximum Clock Frequency
20 MHz
Number Of Programmable I/os
46
Number Of Timers
4
Operating Supply Voltage
3 V to 3.6 V
Maximum Operating Temperature
+ 70 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
0 C
On-chip Adc
10 bit, 12 Channel
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Lead Free Status / Rohs Status
Details
Other names
269-4271
Z8F4822AR020SG
Z8F4822AR020SG
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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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