MC68HC711K4CFN3 Freescale Semiconductor, MC68HC711K4CFN3 Datasheet - Page 204

• Manufacturer Part Number: MC68HC711K4CFN3
• Manufacturer: Freescale Semiconductor

Specifications of MC68HC711K4CFN3

• Cpu Family: HC11
• Device Core Size: 8b
• Frequency (max): 4MHz
• Interface Type: SCI/SPI
• Program Memory Type: ROM
• Program Memory Size: 24KB
• Total Internal Ram Size: 768Byte
• Number Of Timers - General Purpose: 8
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 4.5V
• On-chip Adc: 8-chx8-bit
• Instruction Set Architecture: CISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 84
• Package Type: PLCC
• Lead Free Status / Rohs Status: Not Compliant

Timing System
Technical Data
204
PAI/OC1
MAIN TIMER
PA7/
FROM
FROM
DDA7
OC1
FROM MAIN TIMER
E
64 CLOCK
OUTPUT
BUFFER
Registers involved in pulse accumulator operation include:
EDGE DETECTION
INPUT BUFFER
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AND
Data direction register A (DDRA)
Pulse accumulator control register (PACTL)
Timer interrupt mask 2 register (TMSK2)
Timer interrupt flag 2 (TFLG2)
Pulse accumulator count register (PACNT)
Figure 9-21. Pulse Accumulator
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INTERRUPT ENABLES
Timing System
TMSK2
CONTROL
PACTL
MUX
2:1
PAEN
CLOCK
PAEN
PAI EDGE
DATA BUS
INTERNAL
STATUS FLAGS
8-BIT COUNTER
OVERFLOW
ENABLE
PACNT
TFLG2
M68HC11K Family
INTERRUPT
REQUESTS
MOTOROLA
1
2