MCR908JL3EMPE Freescale Semiconductor, MCR908JL3EMPE Datasheet - Page 77
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MCR908JL3EMPE
Manufacturer Part Number
MCR908JL3EMPE
Description
IC MCU 4K FLASH 8MHZ 28-DIP
Manufacturer
Freescale Semiconductor
Series
HC08r
Datasheet
1.MC908JK1ECDWE.pdf
(180 pages)
Specifications of MCR908JL3EMPE
Core Processor
HC08
Core Size
8-Bit
Speed
8MHz
Peripherals
LED, LVD, POR, PWM
Number Of I /o
23
Program Memory Size
4KB (4K x 8)
Program Memory Type
FLASH
Ram Size
128 x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Data Converters
A/D 12x8b
Oscillator Type
External
Operating Temperature
-40°C ~ 125°C
Package / Case
28-DIP (0.600", 15.24mm)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Connectivity
-
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7.3.6 Commands
The monitor ROM uses the following commands:
Freescale Semiconductor
Description
Operand
Data Returned
Opcode
Command Sequence
Description
Operand
Data Returned
Opcode
Command Sequence
SENT TO
MONITOR
SENT TO
MONITOR
•
•
•
•
•
•
ECHO
READ (read memory)
WRITE (write memory)
IREAD (indexed read)
IWRITE (indexed write)
READSP (read stack pointer)
RUN (run user program)
ECHO
WRITE
READ
WRITE
Read byte from memory
Specifies 2-byte address in high byte:low byte order
Returns contents of specified address
$4A
Write byte to memory
Specifies 2-byte address in high byte:low byte order; low byte followed by data byte
None
$49
READ
Table 7-5. WRITE (Write Memory) Command
Table 7-4. READ (Read Memory) Command
ADDR. HIGH
MC68HC908JL3E Family Data Sheet, Rev. 4
ADDR. HIGH
ADDR. HIGH
ADDR. HIGH
ADDR. LOW
ADDR. LOW
ADDR. LOW
ADDR. LOW
DATA
RESULT
DATA
Functional Description
DATA
77
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