mc68hc908qf4 Freescale Semiconductor, Inc, mc68hc908qf4 Datasheet - Page 16

• Manufacturer Part Number: mc68hc908qf4
• Description: M68hc08 Microcontrollers Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

General Description
1.3 MCU Block Diagram
Data Sheet
16
Features of the CPU08 include:
Figure 1-1
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13 general-purpose input/output (I/O) ports:
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Low-voltage inhibit (LVI) module with selectable trip points:
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6-bit keyboard interrupt with wakeup feature (KBI)
External asynchronous interrupt pin with internal pullup (IRQ)
Ultra high frequency (UHF) RF transmitter:
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System protection features:
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32-pin plastic LQFP package
Power saving stop and wait modes
Master reset pin (RST) shared with general-purpose I/O pin
Enhanced HC05 programming model
Extensive loop control functions
16 addressing modes (eight more than the HC05)
16-bit index register and stack pointer
Memory-to-memory data transfers
Fast 8 × 8 multiply instruction
Fast 16/8 divide instruction
Binary-coded decimal (BCD) instructions
Optimization for controller applications
Third party C language support
Freescale Semiconductor, Inc.
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Six shared with keyboard wakeup function
Three shared with the timer module, IRQ
Port A pins have 3-mA sink capabilities
2.12 V detection forces MCU into reset
2.32 V detection sets indicator flag
Ultra low sleep mode current
ASK and FSK modulation selectable
Computer operating properly (COP) reset
Low-voltage detection with reset
Illegal opcode detection with reset
Illegal address detection with reset
shows the structure of the MC68HC908QF4 MCU.
Go to: www.freescale.com
General Description
MC68HC908QF4 — Rev. 1.0
MOTOROLA