mc68hc908sr12 Freescale Semiconductor, Inc, mc68hc908sr12 Datasheet - Page 16
mc68hc908sr12
Manufacturer Part Number
mc68hc908sr12
Description
M68hc08 Microcontrollers Microcontroller
Manufacturer
Freescale Semiconductor, Inc
Datasheet
1.MC68HC908SR12.pdf
(404 pages)
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Table of Contents
Data Sheet
16
15.7.2
15.7.3
15.7.4
15.7.5
15.8
15.8.1
15.8.2
15.8.3
15.8.4
15.8.5
16.1
16.2
16.3
16.4
16.5
16.5.1
16.5.2
16.5.2.1
16.5.2.2
16.5.2.3
16.5.2.4
16.5.2.5
16.5.2.6
16.5.3
16.5.3.1
16.5.3.2
16.5.3.3
16.5.3.4
16.5.3.5
16.5.3.6
16.5.3.7
16.5.3.8
Section 16. Serial Communications Interface (SCI)
I/O Registers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 241
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .251
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 252
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 252
Pin Name Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 254
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .254
ADC Analog Power Pin (V
ADC Analog Ground Pin (V
ADC Voltage Reference High Pin (V
ADC Voltage Reference Low Pin (V
ADC Status and Control Register. . . . . . . . . . . . . . . . . . . .242
ADC Clock Control Register. . . . . . . . . . . . . . . . . . . . . . . . 244
ADC Data Register 0 (ADRH0 and ADRL0). . . . . . . . . . . . 246
ADC Auto-Scan Mode Data Registers (ADRL1–ADRL3). . 248
ADC Auto-Scan Control Register (ADASCR). . . . . . . . . . . 248
Data Format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 257
Transmitter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 257
Receiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 262
Character Length . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 259
Character Transmission . . . . . . . . . . . . . . . . . . . . . . . . . 259
Break Characters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 260
Idle Characters. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 260
Inversion of Transmitted Output. . . . . . . . . . . . . . . . . . . 261
Transmitter Interrupts. . . . . . . . . . . . . . . . . . . . . . . . . . .261
Character Length . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 262
Character Reception . . . . . . . . . . . . . . . . . . . . . . . . . . . 262
Data Sampling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 264
Framing Errors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 266
Baud Rate Tolerance . . . . . . . . . . . . . . . . . . . . . . . . . . .266
Receiver Wakeup. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 269
Receiver Interrupts. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 270
Error Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 270
Table of Contents
MC68HC908SR12•MC68HC08SR12 — Rev. 5.0
DDA
SSA
) . . . . . . . . . . . . . . . . . . . . . 240
). . . . . . . . . . . . . . . . . . . . . 240
REFL
REFH
) . . . . . . . . . . . . . 241
Freescale Semiconductor
). . . . . . . . . . . . . 241
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