MC68HC705C8AB Freescale Semiconductor, MC68HC705C8AB Datasheet - Page 121
MC68HC705C8AB
Manufacturer Part Number
MC68HC705C8AB
Description
IC MCU 8K OTP 2.1MHZ 42-SDIP
Manufacturer
Freescale Semiconductor
Series
HC05r
Datasheet
1.MC68HC705C8AB.pdf
(222 pages)
Specifications of MC68HC705C8AB
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
0°C ~ 70°C
Package / Case
42-DIP (0.600", 15.24mm)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Data Converters
-
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10.1 Contents
10.2 Introduction
MC68HC705C8A — Rev. 3
MOTOROLA
Technical Data — MC68HC705C8A
Section 10. Serial Communications Interface (SCI)
10.2
10.3
10.4
10.5
10.5.1
10.5.2
10.6
10.6.1
10.6.2
10.6.3
10.6.4
10.6.5
The serial communications interface (SCI) module allows high-speed
asynchronous communication with peripheral devices and other
microcontroller units (MCUs).
Freescale Semiconductor, Inc.
For More Information On This Product,
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 121
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 122
SCI Data Format. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 122
SCI Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .123
SCI I/O Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129
Serial Communications Interface (SCI)
Transmitter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .123
Receiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127
SCI Data Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129
SCI Control Register 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . .130
SCI Control Register 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . .131
SCI Status Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133
Baud Rate Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 136
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