MC68HC11K1CFUE3 Freescale Semiconductor, MC68HC11K1CFUE3 Datasheet - Page 182

• Manufacturer Part Number: MC68HC11K1CFUE3
• Description: MCU 8-BIT 768 RAM 3MHZ 80-QFP
• Manufacturer: Freescale Semiconductor
• Series: HC11r

Specifications of MC68HC11K1CFUE3

• Core Processor: HC11
• Core Size: 8-Bit
• Speed: 3MHz
• Connectivity: SCI, SPI
• Peripherals: POR, PWM, WDT
• Number Of I /o: 37
• Program Memory Type: ROMless
• Eeprom Size: 640 x 8
• Ram Size: 768 x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 8x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 80-QFP
• Data Bus Width: 8 bit
• Data Ram Size: 768 B
• Interface Type: SCI, SPI
• Maximum Clock Frequency: 4 MHz
• Number Of Programmable I/os: 37
• Number Of Timers: 8
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 8 bit, 8 Channel
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Program Memory Size: -
• Lead Free Status / Rohs Status: Details

Timing System
9.2 Introduction
Technical Data
182
9.7.4
9.7.5
9.8
9.8.1
9.8.2
9.8.3
9.9
9.9.1
9.9.2
9.9.2.1
9.9.2.2
9.9.2.3
9.9.2.4
9.9.2.5
9.9.2.6
9.9.2.7
M68HC11 microcontrollers contain an extensive timing system to
support a wide variety of timer-related functions. This section discusses
the nature of the timing system and presents details of timer-related
functions including:
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Freescale Semiconductor, Inc.
For More Information On This Product,
Input capture/output compare (IC/OC)
Real-time interrupt (RTI)
Pulse accumulator (PA)
Pulse width modulation (PWM)
Real-Time Interrupt (RTI) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 208
Pulse-Width Modulator (PWM) . . . . . . . . . . . . . . . . . . . . . . . . 211
Timer Interrupt Mask 2 Register. . . . . . . . . . . . . . . . . . . . . 207
Pulse Accumulator Count Register . . . . . . . . . . . . . . . . . .208
Timer Interrupt Flag 2 Register . . . . . . . . . . . . . . . . . . . . . 209
Timer Interrupt Mask 2 Register. . . . . . . . . . . . . . . . . . . . . 209
Pulse Accumulator Control Register . . . . . . . . . . . . . . . . . 210
PWM System Description. . . . . . . . . . . . . . . . . . . . . . . . . . 211
Pulse-Width Modulation Control Registers. . . . . . . . . . . . . 213
Pulse-Width Modulation Timer
Pulse-Width Modulation Timer Polarity Register . . . . . . 215
Pulse-Width Modulation Timer Prescaler Register . . . .215
Pulse-Width Modulation Timer Enable Register . . . . . . 216
Pulse-Width Modulation Timer
Pulse-Width Modulation Timer
Pulse-Width Modulation Timer
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Clock Select Register . . . . . . . . . . . . . . . . . . . . . . . . 213
Counters1 to 4 Registers . . . . . . . . . . . . . . . . . . . . . 217
Periods 1 to 4 Registers . . . . . . . . . . . . . . . . . . . . . . 218
Duty Cycle 1 to 4 Registers . . . . . . . . . . . . . . . . . . .219
Timing System
M68HC11K Family
MOTOROLA