MC68HC908RF2MFA Freescale Semiconductor, MC68HC908RF2MFA Datasheet - Page 33

• Manufacturer Part Number: MC68HC908RF2MFA
• Description: IC MCU 2K FLASH 4MHZ 32-LQFP
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC68HC908RF2MFA

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 4MHz
• Peripherals: LVD, POR, PWM, RF Mod
• Number Of I /o: 12
• Program Memory Size: 2KB (2K x 8)
• Program Memory Type: FLASH
• Ram Size: 128 x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 3.6 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 32-LQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -
• Connectivity: -

MC68HC908RF2 — Rev. 4.0
MOTOROLA
Note: This page program algorithm
assumes the page/s to be programmed
are initially erased.
Page Program/Margin Read Procedure
Note: This algorithm is mandatory for
programming the FLASH 2TS.
Figure 2-4. Smart Programming Algorithm Flowchart
Freescale Semiconductor, Inc.
For More Information On This Product,
N
INCREMENT ATTEMPT COUNTER
Go to: www.freescale.com
PROGRAMMING OPERATION
Y
CLEAR MARGIN BIT
ATTEMPT COUNT
EQUAL TO
fls
FAILED
Pulses
Memory
?
N
READ FLASH BLOCK PROTECT REG.
INITIALIZE ATTEMPT COUNTER
MARGIN READ PAGE OF DATA
PROGRAMMING OPERATION
SET PGM BIT AND FDIV BITS
CLEAR INTERRUPT MASK:
PROGRAM FLASH 2TS
SET INTERRUPT MASK:
MARGIN READ DATA
CLEAR MARGIN BIT
SEI INSTRUCTION
SELECTED PAGE
CLI INSTRUCTION
CLEAR HVEN BIT
SET MARGIN BIT
WRITE DATA TO
CLEAR PGM BIT
SET HVEN BIT
Y
WRITE DATA?
WAIT T
COMPLETE
WAIT t
WAIT t
WAIT t
EQUAL TO
TO 0
STEP
HVTV
VTP
HVD
FLASH 2TS Memory
Data Sheet
Memory
33