MC68HC908LB8CPE Freescale Semiconductor, MC68HC908LB8CPE Datasheet - Page 218

• Manufacturer Part Number: MC68HC908LB8CPE
• Description: IC MCU 8K FLASH 8MHZ 20DIP
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC68HC908LB8CPE

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 8MHz
• Peripherals: LVR, POR, PWM
• Number Of I /o: 18
• Program Memory Size: 8KB (8K 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 7x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 20-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Connectivity: -

Development Support
A sequence of IREAD or IWRITE commands can access a block of memory sequentially over the full
64-Kbyte memory map.
218
Data Returned
Data Returned
Data Returned
Description
Description
Description
Operand
Operand
Operand
Opcode
Opcode
Opcode
Table 19-7. READSP (Read Stack Pointer) Command
Table 19-8. RUN (Run User Program) Command
Table 19-6. IWRITE (Indexed Write) Command
Write to last address accessed + 1
Single data byte
None
$19
Reads stack pointer
None
Returns incremented stack pointer value (SP + 1) in high-byte:low-byte order
$0C
Executes PULH and RTI instructions
None
None
$28
ECHO
FROM HOST
READSP
FROM HOST
ECHO
IWRITE
MC68HC908LB8 Data Sheet, Rev. 1
READSP
ECHO
FROM HOST
IWRITE
Command Sequence
Command Sequence
Command Sequence
RUN
DATA
RUN
HIGH
SP
DATA
LOW
SP
RETURN
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