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ManualsBrandsNXP SEMICONDUCTORS ManualsMicrocontrollers, Microprocessors & QuartzesEmbedded microcontroller LQFP 48 (7x7) 8-Bit 8 MHz I/O number 37

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Table Of Contents

Revision History
List of Chapters
Table of Contents
Chapter 1 General Description
- 1.1 Introduction
- 1.2 Features
  - 1.2.1 Standard Features
  - 1.2.2 Features of the CPU08
- 1.3 MCU Block Diagram
- 1.4 Pin Assignments
- 1.5 Pin Functions
Chapter 2 Memory
- 2.1 Introduction
- 2.2 Unimplemented Memory Locations
- 2.3 Reserved Memory Locations
- 2.4 Input/Output (I/O) Section
- 2.5 Random-Access Memory (RAM)
- 2.6 FLASH-1 Memory (FLASH-1)
- 2.7 FLASH-2 Memory (FLASH-2)
Chapter 3 Analog-to-Digital Converter (ADC)
- 3.1 Introduction
- 3.2 Features
- 3.3 Functional Description
- 3.4 Monotonicity
- 3.5 Interrupts
- 3.6 Low-Power Modes
  - 3.6.1 Wait Mode
  - 3.6.2 Stop Mode
- 3.7 I/O Signals
- 3.8 I/O Registers
Chapter 4 Clock Generator Module (CGM)
- 4.1 Introduction
- 4.2 Features
- 4.3 Functional Description
- 4.4 I/O Signals
- 4.5 CGM Registers
- 4.6 Interrupts
- 4.7 Special Modes
- 4.8 Acquisition/Lock Time Specifications
Chapter 5 Configuration Register (CONFIG)
- 5.1 Introduction
- 5.2 Functional Description
Chapter 6 Computer Operating Properly (COP) Module
- 6.1 Introduction
- 6.2 Functional Description
- 6.3 I/O Signals
- 6.4 COP Control Register
- 6.5 Interrupts
- 6.6 Monitor Mode
- 6.7 Low-Power Modes
  - 6.7.1 Wait Mode
  - 6.7.2 Stop Mode
- 6.8 COP Module During Break Mode
Chapter 7 Central Processor Unit (CPU)
- 7.1 Introduction
- 7.2 Features
- 7.3 CPU Registers
- 7.4 Arithmetic/Logic Unit (ALU)
- 7.5 Low-Power Modes
  - 7.5.1 Wait Mode
  - 7.5.2 Stop Mode
- 7.6 CPU During Break Interrupts
- 7.7 Instruction Set Summary
- 7.8 Opcode Map
Chapter 8 External Interrupt (IRQ)
- 8.1 Introduction
- 8.2 Features
- 8.3 Functional Description
- 8.4 IRQ Pin
- 8.5 IRQ Module During Break Interrupts
- 8.6 IRQ Status and Control Register
Chapter 9 Keyboard Interrupt Module (KBI)
- 9.1 Introduction
- 9.2 Features
- 9.3 Functional Description
- 9.4 Keyboard Initialization
- 9.5 Low-Power Modes
  - 9.5.1 Wait Mode
  - 9.5.2 Stop Mode
- 9.6 Keyboard Module During Break Interrupts
- 9.7 I/O Registers
Chapter 10 Low-Power Modes
- 10.1 Introduction
  - 10.1.1 Wait Mode
  - 10.1.2 Stop Mode
- 10.2 Analog-to-Digital Converter (ADC)
  - 10.2.1 Wait Mode
  - 10.2.2 Stop Mode
- 10.3 Break Module (BRK)
  - 10.3.1 Wait Mode
  - 10.3.2 Stop Mode
- 10.4 Central Processor Unit (CPU)
  - 10.4.1 Wait Mode
  - 10.4.2 Stop Mode
- 10.5 Clock Generator Module (CGM)
  - 10.5.1 Wait Mode
  - 10.5.2 Stop Mode
- 10.6 Computer Operating Properly Module (COP)
  - 10.6.1 Wait Mode
  - 10.6.2 Stop Mode
- 10.7 External Interrupt Module (IRQ)
  - 10.7.1 Wait Mode
  - 10.7.2 Stop Mode
- 10.8 Keyboard Interrupt Module (KBI)
  - 10.8.1 Wait Mode
  - 10.8.2 Stop Mode
- 10.9 Low-Voltage Inhibit Module (LVI)
  - 10.9.1 Wait Mode
  - 10.9.2 Stop Mode
- 10.10 Enhanced Serial Communications Interface Module (ESCI)
  - 10.10.1 Wait Mode
  - 10.10.2 Stop Mode
- 10.11 Serial Peripheral Interface Module (SPI)
  - 10.11.1 Wait Mode
  - 10.11.2 Stop Mode
- 10.12 Timer Interface Module (TIM1 and TIM2)
  - 10.12.1 Wait Mode
  - 10.12.2 Stop Mode
- 10.13 Timebase Module (TBM)
  - 10.13.1 Wait Mode
  - 10.13.2 Stop Mode
- 10.14 Exiting Wait Mode
- 10.15 Exiting Stop Mode
Chapter 11 Low-Voltage Inhibit (LVI)
- 11.1 Introduction
- 11.2 Features
- 11.3 Functional Description
- 11.4 LVI Status Register
- 11.5 LVI Interrupts
- 11.6 Low-Power Modes
  - 11.6.1 Wait Mode
  - 11.6.2 Stop Mode
Chapter 12 Input/Output (I/O) Ports
- 12.1 Introduction
- 12.2 Unused Pin Termination
- 12.3 Port A
- 12.4 Port B
  - 12.4.1 Port B Data Register
  - 12.4.2 Data Direction Register B
- 12.5 Port C
- 12.6 Port D
- 12.7 Port E
  - 12.7.1 Port E Data Register
  - 12.7.2 Data Direction Register E
- 12.8 Port F
  - 12.8.1 Port F Data Register
  - 12.8.2 Data Direction Register F
- 12.9 Port G
  - 12.9.1 Port G Data Register
  - 12.9.2 Data Direction Register G
Chapter 13 Enhanced Serial Communications Interface (ESCI) Module
- 13.1 Introduction
- 13.2 Features
- 13.3 Pin Name Conventions
- 13.4 Functional Description
- 13.5 Low-Power Modes
  - 13.5.1 Wait Mode
  - 13.5.2 Stop Mode
- 13.6 ESCI During Break Module Interrupts
- 13.7 I/O Signals
  - 13.7.1 PTE0/TxD (Transmit Data)
  - 13.7.2 PTE1/RxD (Receive Data)
- 13.8 I/O Registers
- 13.9 ESCI Arbiter
Chapter 14 System Integration Module (SIM)
- 14.1 Introduction
- 14.2 SIM Bus Clock Control and Generation
- 14.3 Reset and System Initialization
  - 14.3.1 External Pin Reset
  - 14.3.2 Active Resets from Internal Sources
- 14.4 SIM Counter
- 14.5 Exception Control
- 14.6 Low-Power Modes
  - 14.6.1 Wait Mode
  - 14.6.2 Stop Mode
- 14.7 SIM Registers
Chapter 15 Serial Peripheral Interface (SPI) Module
- 15.1 Introduction
- 15.2 Features
- 15.3 Functional Description
  - 15.3.1 Master Mode
  - 15.3.2 Slave Mode
- 15.4 Transmission Formats
- 15.5 Queuing Transmission Data
- 15.6 Error Conditions
  - 15.6.1 Overflow Error
  - 15.6.2 Mode Fault Error
- 15.7 Interrupts
- 15.8 Resetting the SPI
- 15.9 Low-Power Modes
  - 15.9.1 Wait Mode
  - 15.9.2 Stop Mode
- 15.10 SPI During Break Interrupts
- 15.11 I/O Signals
- 15.12 I/O Registers
Chapter 16 Timebase Module (TBM)
- 16.1 Introduction
- 16.2 Features
- 16.3 Functional Description
- 16.4 Interrupts
- 16.5 TBM Interrupt Rate
- 16.6 Low-Power Modes
  - 16.6.1 Wait Mode
  - 16.6.2 Stop Mode
- 16.7 Timebase Control Register
Chapter 17 Timer Interface Module (TIM1)
- 17.1 Introduction
- 17.2 Features
- 17.3 Functional Description
- 17.4 Interrupts
- 17.5 Wait Mode
- 17.6 TIM1 During Break Interrupts
- 17.7 Input/Output Signals
- 17.8 Input/Output Registers
Chapter 18 Timer Interface Module (TIM2)
- 18.1 Introduction
- 18.2 Features
- 18.3 Functional Description
- 18.4 Interrupts
- 18.5 Low-Power Modes
  - 18.5.1 Wait Mode
  - 18.5.2 Stop Mode
- 18.6 TIM2 During Break Interrupts
- 18.7 I/O Signals
  - 18.7.1 TIM2 Clock Pin (T2CH0)
  - 18.7.2 TIM2 Channel I/O Pins (T2CH5:T2CH2 and T2CH1:T2CH0)
- 18.8 I/O Registers
Chapter 19 Development Support
- 19.1 Introduction
- 19.2 Break Module (BRK)
- 19.3 Monitor Module (MON)
  - 19.3.1 Functional Description
  - 19.3.2 Security
Chapter 20 Electrical Specifications
- 20.1 Introduction
- 20.2 Absolute Maximum Ratings
- 20.3 Functional Operating Range
- 20.4 Thermal Characteristics
- 20.5 5.0-Vdc Electrical Characteristics
- 20.6 3.3-Vdc Electrical Characteristics
- 20.7 5.0-Volt Control Timing
- 20.8 3.3-Volt Control Timing
- 20.9 Clock Generation Module (CGM) Characteristics
- 20.10 5.0-Volt ADC Characteristics
- 20.11 3.3-Volt ADC Characteristics
- 20.12 5.0-Volt SPI Characteristics
- 20.13 3.3-Volt SPI Characteristics
- 20.14 Timer Interface Module Characteristics
- 20.15 Memory Characteristics
Chapter 21 Ordering Information and Mechanical Specifications
- 21.1 Introduction
- 21.2 MC Order Numbers
- 21.3 Package Dimensions
Appendix A MC68HC908GR48A
- A.1 Introduction
- A.2 Block Diagram
- A.3 Memory
- A.4 Ordering Information
Appendix B MC68HC908GR32A
- B.1 Introduction
- B.2 Block Diagram
- B.3 Memory
- B.4 Ordering Information

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MC68HC908GR60A

Rev. 5, 04/2007