MC68HC705C4ACB MOTOROLA [Motorola, Inc], MC68HC705C4ACB Datasheet - Page 21

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MC68HC705C4ACB

Manufacturer Part Number
MC68HC705C4ACB
Description
Microcontrollers
Manufacturer
MOTOROLA [Motorola, Inc]
Datasheet
1.1 Contents
1.2 Introduction
MC68HC705C4A • MC68HSC705C4A — Rev. 3.0
MOTOROLA
Technical Data — MC68HC705C4A • MC68HSC705C4A
1.2
1.3
1.4
1.5
1.6
1.7
1.7.1
1.7.2
1.7.2.1
1.7.2.2
1.7.2.3
1.7.3
1.7.4
1.7.5
1.7.6
1.7.7
1.7.8
1.7.9
1.7.10
The MC68HC705C4A is a member of the low-cost, high-performance
M68HC05 Family of 8-bit microcontroller units (MCUs). The M68HC05
Family is based on the customer-specified integrated circuit (CSIC)
design strategy. All MCUs in the family use the M68HC05 central
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Programmable Options. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Pin Assignments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Pin Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29
V
OSC1 and OSC2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29
External Reset Pin (RESET) . . . . . . . . . . . . . . . . . . . . . . . .32
External Interrupt Request Pin (IRQ) . . . . . . . . . . . . . . . . . . 32
Input Capture Pin (TCAP) . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Output Compare Pin (TCMP) . . . . . . . . . . . . . . . . . . . . . . . .33
Port A I/O Pins (PA7–PA0). . . . . . . . . . . . . . . . . . . . . . . . . . 33
Port B I/O Pins (PB7–PB0). . . . . . . . . . . . . . . . . . . . . . . . . . 33
Port C I/O Pins (PC7–PC0) . . . . . . . . . . . . . . . . . . . . . . . . . 33
Port D I/O Pins (PD7 and PD5–PD0) . . . . . . . . . . . . . . . . . . 33
DD
Crystal Resonator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Ceramic Resonator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
External Clock Signal. . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
and V
General Description
Section 1. General Description
SS
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Technical Data
21

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