mc68hc908as60 Freescale Semiconductor, Inc, mc68hc908as60 Datasheet - Page 14

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mc68hc908as60

Manufacturer Part Number
mc68hc908as60
Description
Mc68hc908as60 Microcontroller
Manufacturer
Freescale Semiconductor, Inc
Datasheet

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Table of Contents
Technical Data
17.1
17.2
17.3
17.4
17.5
17.5.1
17.5.2
17.5.2.1
17.5.2.2
17.5.2.3
17.5.2.4
17.5.2.5
17.5.2.6
17.5.3
17.5.3.1
17.5.3.2
17.5.3.3
17.5.3.4
17.5.3.5
17.5.3.6
17.5.3.7
17.5.3.8
17.6
17.6.1
17.6.2
17.7
17.8
17.8.1
17.8.2
17.9
17.9.1
17.9.2
17.9.3
17.9.4
Freescale Semiconductor, Inc.
Section 17. Serial Communications Interface (SCI)
For More Information On This Product,
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 223
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 224
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 224
Pin Name Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 225
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 226
Low-Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 240
SCI During Break Module Interrupts. . . . . . . . . . . . . . . . . . . . 241
I/O Signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 241
I/O Registers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 242
Data Format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 228
Transmitter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .228
Receiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 232
Wait Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .240
Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .240
PTE0/SCTxD (Transmit Data) . . . . . . . . . . . . . . . . . . . . . . 241
PTE1/SCRxD (Receive Data) . . . . . . . . . . . . . . . . . . . . . . 242
SCI Control Register 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . .242
SCI Control Register 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . .245
SCI Control Register 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . .248
SCI Status Register 1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 250
Character Length . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 228
Character Transmission . . . . . . . . . . . . . . . . . . . . . . . . . 228
Break Characters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 230
Idle Characters. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 230
Inversion of Transmitted Output. . . . . . . . . . . . . . . . . . .231
Transmitter Interrupts. . . . . . . . . . . . . . . . . . . . . . . . . . . 231
Character Length . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 233
Character Reception . . . . . . . . . . . . . . . . . . . . . . . . . . . 233
Data Sampling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 233
Framing Errors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 236
Baud Rate Tolerance . . . . . . . . . . . . . . . . . . . . . . . . . . . 236
Receiver Wakeup. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 238
Receiver Interrupts. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 239
Error Interrupts. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 239
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Table of Contents
MC68HC908AS60 — Rev. 1.0

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