Z8F042AHH020EG Zilog, Z8F042AHH020EG Datasheet - Page 27

• Manufacturer Part Number: Z8F042AHH020EG
• Description: IC ENCORE XP MCU FLASH 4K 20SSOP
• Manufacturer: Zilog
• Series: Encore!® XP®r

Specifications of Z8F042AHH020EG

• 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: 17
• Program Memory Size: 4KB (4K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 128 x 8
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 7x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 105°C
• Package / Case: 20-SSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 269-4156; Z8F042AHH020EG

Table 5. Z8 Encore! XP
Data Memory
Information Area
PS022517-0508
Program Memory Address (Hex)
Z8F082x and Z8F081x Products
0000-0001
0002-0003
0004-0005
0006-0007
0008-0037
0038-1FFF
Z8F042x and Z8F041x Products
0000-0001
0002-0003
0004-0005
0006-0007
0008-0037
0038-0FFF
Note: *See
Table 24
Z8 Encore! XP
space.
Table 6
mation Area is accessed by setting bit 7 of the Page Select Register to 1. When access is
enabled, the Information Area is mapped into the Program Memory and overlays the 512
bytes at addresses
reads from these Program Memory addresses return the Information Area data rather than
the Program Memory data. Access to the Information Area is read-only.
Table 6. Information Area Map
Program Memory Address (Hex) Function
FE00H-FE3FH
FE40H-FE53H
FE54H-FFFFH
on page 57 for a list of the interrupt vectors.
®
describes the Z8 Encore! XP F0822 Series Information Area. This 512 byte Infor-
F0822 Series Program Memory Maps
®
F0822 Series does not use the eZ8 CPU’s 64 KB Data Memory address
FE00H
to
FFFFH
Function
Option Bits
Reset Vector
WDT Interrupt Vector
Illegal Instruction Trap
Interrupt Vectors*
Program Memory
Option Bits
Reset Vector
WDT Interrupt Vector
Illegal Instruction Trap
Interrupt Vectors*
Program Memory
. When the Information Area access is enabled, all
Reserved
Part Number
20-character ASCII alphanumeric code
Left justified and filled with zeros
Reserved
Z8 Encore! XP
Product Specification
®
F0822 Series
Address Space
14