MC68HC705C8ACFNE Freescale Semiconductor, MC68HC705C8ACFNE Datasheet - Page 49

• Manufacturer Part Number: MC68HC705C8ACFNE
• Description: IC MCU 8K 2.1MHZ OTP 44-PLCC
• Manufacturer: Freescale Semiconductor
• Series: HC05r

Specifications of MC68HC705C8ACFNE

• Core Processor: HC05
• Core Size: 8-Bit
• Speed: 2.1MHz
• Connectivity: SCI, SPI
• Peripherals: POR, WDT
• Number Of I /o: 24
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: OTP
• Ram Size: 304 x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-PLCC
• A/d Inputs: 4-Channel, 8-Bit
• Eeprom Memory: 0 Bytes
• Input Output: 24
• Interface: SCI/SPI
• Memory Type: OTP
• Number Of Bits: 8
• Package Type: 44-pin PLCC
• Programmable Memory: 8K Bytes
• Timers: 3-16-bit
• Voltage, Range: 3-5.5 V
• Processor Series: HC705C
• Core: HC05
• Data Bus Width: 8 bit
• Data Ram Size: 304 B
• Interface Type: SCI, SPI
• Maximum Clock Frequency: 2.1 MHz
• Number Of Programmable I/os: 24
• Number Of Timers: 1
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 8 bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: RoHS Compliant part

4.1 Contents
4.2 Introduction
MC68HC705C8A — Rev. 3
MOTOROLA
Technical Data — MC68HC705C8A
4.2
4.3
4.3.1
4.3.2
4.3.3
4.3.4
4.3.5
4.3.6
4.4
This section describes how interrupts temporarily change the normal
processing sequence.
Freescale Semiconductor, Inc.
For More Information On This Product,
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Interrupt Sources . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Interrupt Processing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .57
Software Interrupt. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
External Interrupt (IRQ) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Port B Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .53
Capture/Compare Timer Interrupts . . . . . . . . . . . . . . . . . . .55
SCI Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
SPI Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
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Interrupts
Section 4. Interrupts
Technical Data