Z8F042AHJ020SC00TR Zilog, Z8F042AHJ020SC00TR Datasheet - Page 28

• Manufacturer Part Number: Z8F042AHJ020SC00TR
• Description: IC ENCORE XP MCU FLASH 4K 28SSOP
• Manufacturer: Zilog
• Series: Encore!® XP®r

Specifications of Z8F042AHJ020SC00TR

• 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: 23
• 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 8x10b
• Oscillator Type: Internal
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 28-SSOP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: Z8F042AHJ020SC00T

Data Memory
Flash Information Area
PS022825-0908
Table 5. Z8 Encore! XP F082A Series Program Memory Maps (Continued)
The Z8 Encore! XP F082A Series does not use the eZ8 CPU’s 64 KB Data Memory
address space.
Table 6
This 128 B Information Area is accessed by setting bit 7 of the Flash Page Select Register
to 1. When access is enabled, the Flash Information Area is mapped into the Program
Memory and overlays the 128 bytes at addresses
Area access is enabled, all reads from these Program Memory addresses return the Infor-
Program Memory Address (Hex)
Z8F022A and Z8F021A Products
0000–0001
0002–0003
0004–0005
0006–0007
0008–0037
0038–0039
003A–003D
003E–07FF
Z8F012A and Z8F011A Products
0000–0001
0002–0003
0004–0005
0006–0007
0008–0037
0038–0039
003A–003D
003E–03FF
* See
Table 32
on page 18 describes the Z8 Encore! XP F082A Series Flash Information Area.
on page 56 for a list of the interrupt vectors.
Function
Flash Option Bits
Reset Vector
WDT Interrupt Vector
Illegal Instruction Trap
Interrupt Vectors*
Reserved
Oscillator Fail Trap Vectors
Program Memory
Flash Option Bits
Reset Vector
WDT Interrupt Vector
Illegal Instruction Trap
Interrupt Vectors*
Reserved
Oscillator Fail Trap Vectors
Program Memory
FE00H
Z8 Encore! XP
to
FF7FH
Product Specification
. When the Information
®
F082A Series
Address Space
17