MC68HC908JK3ECP Freescale Semiconductor, MC68HC908JK3ECP Datasheet - Page 77

• Manufacturer Part Number: MC68HC908JK3ECP
• Description: IC MCU 4K FLASH 8MHZ 20-DIP
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC68HC908JK3ECP

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 8MHz
• Peripherals: LED, LVD, POR, PWM
• Number Of I /o: 15
• Program Memory Size: 4KB (4K x 8)
• Program Memory Type: FLASH
• Ram Size: 128 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.3 V
• Data Converters: A/D 12x8b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 20-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Connectivity: -

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
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