mc68hc705c4acfn Freescale Semiconductor, Inc, mc68hc705c4acfn Datasheet - Page 11
mc68hc705c4acfn
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mc68hc705c4acfn
Description
M68hc05 Microcontrollers
Manufacturer
Freescale Semiconductor, Inc
Datasheet
1.MC68HC705C4ACFN.pdf
(210 pages)
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MC68HC705C4A • MC68HSC705C4A — Rev. 3.0
MOTOROLA
10.1
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
11.1
11.2
11.3
11.4
11.4.1
11.4.2
11.5
11.6
11.7
11.7.1
11.7.2
11.7.3
11.8
Section 10. Serial Communications Interface (SCI)
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116
SCI Data Format. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116
SCI Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .117
SCI I/O Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 134
Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 136
Multiple-SPI Systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 139
Serial Clock Polarity and Phase . . . . . . . . . . . . . . . . . . . . . . .140
SPI Error Conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 141
SPI Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .142
Section 11. Serial Peripheral Interface (SPI)
Transmitter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .117
Receiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 120
SCI Data Register (SCDR). . . . . . . . . . . . . . . . . . . . . . . . . 123
SCI Control Register 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . .124
SCI Control Register 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . .125
SCI Status Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127
Baud Rate Register (Baud) . . . . . . . . . . . . . . . . . . . . . . . . 130
Pin Functions in Master Mode . . . . . . . . . . . . . . . . . . . . . . 137
Pin Functions in Slave Mode . . . . . . . . . . . . . . . . . . . . . . .138
Mode Fault Error . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .141
Write Collision Error . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 141
Overrun Error . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 142
Table of Contents
Table of Contents
Technical Data
11
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