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MC68HC705C8ACFS Datasheet(PDF) 21 Page - Freescale Semiconductor, Inc

Part # MC68HC705C8ACFS
Description  Microcontrollers
PDF  222 Pages
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Manufacturer  FREESCALE [Freescale Semiconductor, Inc]
Direct Link  http://www.freescale.com
Logo FREESCALE - Freescale Semiconductor, Inc

MC68HC705C8ACFS Datasheet(HTML) 21 Page - Freescale Semiconductor, Inc

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MC68HC705C8A — Rev. 3
Technical Data
MOTOROLA
General Description
Technical Data — MC68HC705C8A
Section 1. General Description
1.1 Contents
1.2
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
1.3
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
1.4
Programmable Options. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
1.5
Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
1.6
Pin Assignments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
1.7
Pin Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29
1.7.1
VDD and VSS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29
1.7.2
VPP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29
1.7.3
OSC1 and OSC2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30
1.7.3.1
Crystal Resonator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
1.7.3.2
Ceramic Resonator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
1.7.3.3
External Clock Signal . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
1.7.4
External Reset Pin (RESET) . . . . . . . . . . . . . . . . . . . . . . . .32
1.7.5
External Interrupt Request Pin (IRQ) . . . . . . . . . . . . . . . . . . 32
1.7.6
Input Capture Pin (TCAP) . . . . . . . . . . . . . . . . . . . . . . . . . . 32
1.7.7
Output Compare Pin (TCMP) . . . . . . . . . . . . . . . . . . . . . . . .33
1.7.8
Port A I/O Pins (PA7–PA0). . . . . . . . . . . . . . . . . . . . . . . . . . 33
1.7.9
Port B I/O Pins (PB7–PB0). . . . . . . . . . . . . . . . . . . . . . . . . . 33
1.7.10
Port C I/O Pins (PC7–PC0) . . . . . . . . . . . . . . . . . . . . . . . . . 33
1.7.11
Port D I/O Pins (PD7 and PD5–PD0) . . . . . . . . . . . . . . . . . . 33
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com



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