MC68HC11F1CPU4 Freescale Semiconductor, MC68HC11F1CPU4 Datasheet - Page 74

• Manufacturer Part Number: MC68HC11F1CPU4
• Description: IC MCU 512 EEPROM 4MHZ 80-LQFP
• Manufacturer: Freescale Semiconductor
• Series: HC11r

Specifications of MC68HC11F1CPU4

• Core Processor: HC11
• Core Size: 8-Bit
• Speed: 4MHz
• Connectivity: SCI, SPI
• Peripherals: POR, WDT
• Number Of I /o: 30
• Program Memory Type: ROMless
• Eeprom Size: 512 x 8
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 4.75 V ~ 5.25 V
• Data Converters: A/D 8x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 80-LQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Program Memory Size: -

5-12
DELAY 4064 E CYCLES
POWER-ON RESET
(POR)
$FFFE, FFFF (VECTOR FETCH)
LOAD PROGRAM COUNTER
WITH CONTENTS OF
Figure 5-1 Processing Flow Out of Reset (1 of 2)
1A
Freescale Semiconductor, Inc.
HIGHEST
EXTERNAL RESET
For More Information On This Product,
YES
RESETS AND INTERRUPTS
BEGIN AN INSTRUCTION
Go to: www.freescale.com
SET S, X, AND I BITS
RESET MCU
HARDWARE
SEQUENCE
CCR SET
PIN LOW
$FFFC, FFFD (VECTOR FETCH)
X BIT IN
IN CCR
LOAD PROGRAM COUNTER
XIRQ
1B
?
?
CLOCK MONITOR FAIL
WITH CONTENTS OF
NO
NO
(WITH CME = 1)
PRIORITY
YES
SET X AND I BITS
FETCH VECTOR
$FFE4, FFE5
REGISTERS
STACK CPU
$FFFA, FFFB (VECTOR FETCH)
COP WATCHDOG TIMEOUT
LOAD PROGRAM COUNTER
WITH CONTENTS OF
(WITH NOCOP = 0)
TECHNICAL DATA
LOWEST
MC68HC11F1