Z8F042AHJ020SC00TR Zilog, Z8F042AHJ020SC00TR Datasheet - Page 191

• 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

PS022825-0908
Debug Command
Write Register
Read Register
Write Program Memory
Read Program Memory
Write Data Memory
Read Data Memory
Read Program Memory CRC
Reserved
Step Instruction
Stuff Instruction
Execute Instruction
Reserved
In the following bulleted list of OCD Commands, data and commands sent from the host
to the On-Chip Debugger are identified by ’
On-Chip Debugger back to the host is identified by ’
•
•
•
Read OCD Revision (00H)—The Read OCD Revision command determines the
version of the On-Chip Debugger. If OCD commands are added, removed, or
changed, this revision number changes.
DBG
DBG
DBG
Read OCD Status Register (02H)—The Read OCD Status Register command
reads the OCDSTAT register.
DBG
DBG
Read Runtime Counter (03H)—The Runtime Counter counts system clock cycles
in between Breakpoints. The 16-bit Runtime Counter counts up from
at the maximum count of
←
→
→
←
→
Command
13H–FFH
00H
OCDRev[15:8] (Major revision number)
OCDRev[7:0] (Minor revision number)
02H
OCDSTAT[7:0]
Byte
0CH
0DH
0AH
0BH
0EH
0FH
08H
09H
10H
12H
11H
NOT in DEBUG
Enabled when
mode?
FFFFH
–
–
–
–
–
–
–
–
–
–
–
–
. The Runtime Counter is overwritten during the
DBG ← Command/Data
Only writes of the Flash Memory Control
the Mass Erase command is allowed to
registers are allowed. Additionally, only
be written to the Flash Control register.
DBG → Data
Flash Read Protect Option Bit
Z8 Encore! XP
Disabled by
Product Specification
Disabled
Disabled
Disabled
Disabled
Disabled
Disabled
’
Yes
’. Data sent from the
–
–
–
–
®
On-Chip Debugger
0000H
F082A Series
and stops
180