MC68HC11A1 MOTOROLA [Motorola, Inc], MC68HC11A1 Datasheet - Page 40

• Manufacturer Part Number: MC68HC11A1
• Description: 8-Bit Microcontrollers
• Manufacturer: MOTOROLA [Motorola, Inc]

PAEN — Pulse Accumulator System Enable
PAMOD — Pulse Accumulator Mode
PEDGE — Pulse Accumulator Edge Control
RTR1 and RTR0 — Real-Time Interrupt (RTI) Rate
PACNT — Pulse Accumulator Counter
40
MOTOROLA
RESET:
Refer to 8 Main Timer.
Can be read and written.
0 = Pulse Accumulator disabled
1 = Pulse Accumulator enabled
0 = Event counter
1 = Gated time accumulation
Bit 7
Bit 7
0
PAMOD
0
0
1
1
6
6
0
5
5
0
PEDGE
0
1
0
1
4
4
0
PAI falling edge increments the counter
PAI rising edge increments the counter
A zero on PAI inhibits counting
A one on PAI inhibits counting
3
3
0
Action on Clock
2
2
0
1
1
0
$1027
Bit 0
Bit 0
0
MC68HC11A8TS/D
MC68HC11A8