MC68HC908JL8 MOTOROLA [Motorola, Inc], MC68HC908JL8 Datasheet - Page 169
MC68HC908JL8
Manufacturer Part Number
MC68HC908JL8
Description
Motorola reserves the right to make changes without further notice to any products herein
Manufacturer
MOTOROLA [Motorola, Inc]
Datasheet
1.MC68HC908JL8.pdf
(288 pages)
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11.1 Contents
MC68HC908JL8
MOTOROLA
Technical Data – MC68HC908JL8
Section 11. Serial Communications Interface (SCI)
—
Rev. 2.0
11.2
11.3
11.4
11.5
11.5.1
11.5.2
11.5.2.1
11.5.2.2
11.5.2.3
11.5.2.4
11.5.2.5
11.5.2.6
11.5.3
11.5.3.1
11.5.3.2
11.5.3.3
11.5.3.4
11.5.3.5
11.5.3.6
11.5.3.7
11.5.3.8
11.6
11.6.1
11.6.2
11.7
11.8
11.8.1
Freescale Semiconductor, Inc.
For More Information On This Product,
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 170
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 170
Pin Name Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 172
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 172
Low-Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .189
SCI During Break Module Interrupts. . . . . . . . . . . . . . . . . . . . 189
I/O Signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 190
Serial Communications Interface (SCI)
Data Format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .175
Transmitter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 175
Receiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 180
Wait Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 189
Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 189
TxD (Transmit Data). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 190
Character Length . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 177
Character Transmission . . . . . . . . . . . . . . . . . . . . . . . . . 177
Break Characters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 178
Idle Characters. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 178
Inversion of Transmitted Output. . . . . . . . . . . . . . . . . . . 179
Transmitter Interrupts. . . . . . . . . . . . . . . . . . . . . . . . . . . 179
Character Length . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 180
Character Reception . . . . . . . . . . . . . . . . . . . . . . . . . . . 180
Data Sampling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 182
Framing Errors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 184
Baud Rate Tolerance . . . . . . . . . . . . . . . . . . . . . . . . . . . 184
Receiver Wakeup. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 187
Receiver Interrupts. . . . . . . . . . . . . . . . . . . . . . . . . . . . .188
Error Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 188
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Technical Data
169