MC68HC908SR12CB Freescale Semiconductor, MC68HC908SR12CB Datasheet - Page 17

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MC68HC908SR12CB

Manufacturer Part Number
MC68HC908SR12CB
Description
IC MCU 12K FLASH 8MHZ 42-SDIP
Manufacturer
Freescale Semiconductor
Series
HC08r
Datasheet

Specifications of MC68HC908SR12CB

Core Processor
HC08
Core Size
8-Bit
Speed
8MHz
Connectivity
I²C, SCI
Peripherals
LVD, POR, PWM, Temp Sensor
Number Of I /o
29
Program Memory Size
12KB (12K x 8)
Program Memory Type
FLASH
Ram Size
512 x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 11x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
42-DIP (0.600", 15.24mm)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-

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MC68HC908SR12•MC68HC08SR12 — Rev. 5.0
Freescale Semiconductor
16.6
16.6.1
16.6.2
16.7
16.8
16.8.1
16.8.2
16.9
16.9.1
16.9.2
16.9.3
16.9.4
16.9.5
16.9.6
16.9.7
17.1
17.2
17.3
17.4
17.5
17.6
17.6.1
17.6.2
17.6.3
17.6.4
17.6.5
17.6.6
17.6.7
17.6.8
17.6.9
17.7
Low-Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 271
SCI During Break Module Interrupts. . . . . . . . . . . . . . . . . . . .272
I/O Signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 272
I/O Registers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 273
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .291
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 292
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 293
I/O Pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 293
Multi-Master IIC System Configuration . . . . . . . . . . . . . . . . . . 295
Multi-Master IIC Bus Protocol . . . . . . . . . . . . . . . . . . . . . . . . . 295
MMIIC I/O Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 299
Section 17. Multi-Master IIC Interface (MMIIC)
Wait Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .271
Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .271
TxD (Transmit Data). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 272
RxD (Receive Data) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 273
SCI Control Register 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 273
SCI Control Register 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 276
SCI Control Register 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . 279
SCI Status Register 1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 282
SCI Status Register 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 286
SCI Data Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 287
SCI Baud Rate Register . . . . . . . . . . . . . . . . . . . . . . . . . . .288
START Signal. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 296
Slave Address Transmission . . . . . . . . . . . . . . . . . . . . . . .296
Data Transfer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 296
Repeated START Signal . . . . . . . . . . . . . . . . . . . . . . . . . . 297
STOP Signal. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 297
Arbitration Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 297
Clock Synchronization . . . . . . . . . . . . . . . . . . . . . . . . . . . . 298
Handshaking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 298
Packet Error Code . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 299
Table of Contents
Table of Contents
Data Sheet
17

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