MC68HC705C8ACB Freescale Semiconductor, MC68HC705C8ACB Datasheet - Page 10

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MC68HC705C8ACB

Manufacturer Part Number
MC68HC705C8ACB
Description
Manufacturer
Freescale Semiconductor
Datasheet

Specifications of MC68HC705C8ACB

Cpu Family
HC05
Device Core Size
8b
Frequency (max)
2.1MHz
Interface Type
SCI/SPI
Program Memory Type
EPROM
Program Memory Size
8KB
Total Internal Ram Size
304Byte
# I/os (max)
24
Number Of Timers - General Purpose
1
Operating Supply Voltage (typ)
3.3/5V
Operating Supply Voltage (max)
5.5V
Operating Supply Voltage (min)
3V
Instruction Set Architecture
CISC
Operating Temp Range
-40C to 85C
Operating Temperature Classification
Industrial
Mounting
Through Hole
Pin Count
42
Package Type
SPDIP
Lead Free Status / Rohs Status
Not Compliant
Table of Contents
Technical Data
10
7.5
7.5.1
7.5.2
7.5.3
7.6
8.1
8.2
8.3
8.3.1
8.3.2
8.4
8.4.1
8.4.2
8.4.3
8.4.4
8.4.5
8.4.6
9.1
9.2
9.3
9.3.1
9.3.2
9.4
9.4.1
9.4.2
9.4.3
9.4.4
9.4.5
9.4.6
Freescale Semiconductor, Inc.
For More Information On This Product,
Port C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85
Port D . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89
Timer Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89
Timer I/O Registers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .94
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103
EPROM/OTPROM (PROM) Programming . . . . . . . . . . . . . . . 104
PROM Programming Routines . . . . . . . . . . . . . . . . . . . . . . . . 111
Port C Data Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85
Data Direction Register C. . . . . . . . . . . . . . . . . . . . . . . . . . . 86
Port C Logic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87
Input Capture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92
Output Compare . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .93
Timer Control Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . .94
Timer Status Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96
Timer Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97
Alternate Timer Registers. . . . . . . . . . . . . . . . . . . . . . . . . . . 98
Input Capture Registers . . . . . . . . . . . . . . . . . . . . . . . . . . 100
Output Compare Registers. . . . . . . . . . . . . . . . . . . . . . . . . 101
Program Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 109
Preprogramming Steps . . . . . . . . . . . . . . . . . . . . . . . . . . . 110
Program and Verify PROM. . . . . . . . . . . . . . . . . . . . . . . . . 111
Verify PROM Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . .112
Secure PROM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112
Secure PROM and Verify . . . . . . . . . . . . . . . . . . . . . . . . . . 113
Secure PROM and Dump. . . . . . . . . . . . . . . . . . . . . . . . . . 113
Load Program into RAM and Execute . . . . . . . . . . . . . . . . 114
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Section 9. EPROM/OTPROM (PROM)
Section 8. Capture/Compare Timer
Table of Contents
MC68HC705C8A — Rev. 3

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