MC68HC912B32CFU8 Freescale Semiconductor, MC68HC912B32CFU8 Datasheet - Page 106

• Manufacturer Part Number: MC68HC912B32CFU8
• Description: IC MCU 32K FLASH 8MHZ 80-QFP
• Manufacturer: Freescale Semiconductor
• Series: HC12r

Specifications of MC68HC912B32CFU8

• Core Processor: CPU12
• Core Size: 16-Bit
• Speed: 8MHz
• Connectivity: SCI, SPI
• Peripherals: POR, PWM, WDT
• Number Of I /o: 63
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 768 x 8
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 80-QFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

FLASH EEPROM
106
ADDRESS/DATA
GET NEXT
Figure 8-5. Program Sequence Flow
M68HC12B Family Data Sheet, Rev. 9.1
CLEAR PROGRAM PULSE COUNTER (n
NO
NO
DELAY BEFORE VERIFY
DELAY FOR DURATION
CLEAR MARGIN FLAG
OF PROGRAM PULSE
TURN OFF V
n
MARGIN FLAG
START PROG
TURN ON V
CLEAR ERAS
CLEAR ENPE
DECREMENT
TO ADDRESS
DONE PROG
WRITE DATA
PP
CLEAR LAT
SET ENPE
CORRECT?
SET LAT
(t
(t
n
DONE?
COUNTER
PPULSE
VPROG
PP
SET?
DATA
IS
= 0?
YES
YES
YES
YES
)
)
FP
FP
NO
NO
PP
LOCATION FAILED
)
n
TO PROGRAM
INCREMENT
PP
CORRECT?
LOCATION
n
COUNTER
READ
PP
DATA
= 50?
YES
NO
YES
NO
MARGIN FLAG
SET
Freescale Semiconductor