MC68L11E1FNE2 Freescale Semiconductor, MC68L11E1FNE2 Datasheet - Page 144

• Manufacturer Part Number: MC68L11E1FNE2
• Description: IC MCU 8BIT 2MHZ 52-PLCC
• Manufacturer: Freescale Semiconductor
• Series: HC11r

Specifications of MC68L11E1FNE2

• Core Processor: HC11
• Core Size: 8-Bit
• Speed: 2MHz
• Connectivity: SCI, SPI
• Peripherals: POR, WDT
• Number Of I /o: 38
• Program Memory Type: ROMless
• Eeprom Size: 512 x 8
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Data Converters: A/D 8x8b
• Oscillator Type: Internal
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 52-PLCC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Program Memory Size: -

Timing Systems
144
MCU PIN
FROM MAIN TIMER
PA7/
PAI/
OC1
E
÷
MAIN TIMER
64 CLOCK
FROM
OC1
DDRA7
FROM
OUTPUT
BUFFER
EDGE DETECTOR
INPUT BUFFER
AND
TMSK2 INT ENABLES
PACTL CONTROL
Figure 9-24. Pulse Accumulator
M68HC11E Family Data Sheet, Rev. 5.1
DATA
BUS
MUX
2
:
1
CLOCK
PAI EDGE
PAEN
PAEN
INTERNAL
DATA BUS
TFLG2 INTERRUPT STATUS
ENABLE
OVERFLOW
PACNT 8-BIT COUNTER
PAOVI
PAOVF
PAII
PAIF
DISABLE
FLAG SETTING
Freescale Semiconductor
INTERRUPT
REQUESTS
1
2