MC68HC908GP32 Datasheet, PDF (33/410 Pages) Motorola, Inc – M68HC08 Family of 8-bit microcontroller units (MCUs)

Freescale Semiconductor, Inc.
Technical Data – MC68HC908GP32•MC68HC08GP32
Section 1. General Description
1.1 Contents
1.2 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
1.3 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
1.3.1 Standard Features of the MC68HC908GP32. . . . . . . . . . . . 32
1.3.2 Features of the CPU08. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
1.4 MCU Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
1.5 Pin Assignments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
1.6 Pin Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
1.6.1
1.6.2
Power Supply Pins (V_DD and V_SS) . . . . . . . . . . . . . . . . . . . . 39
Oscillator Pins (OSC1 and OSC2) . . . . . . . . . . . . . . . . . . . . 40
1.6.3 External Reset Pin (RST) . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
1.6.4 External Interrupt Pin (IRQ) . . . . . . . . . . . . . . . . . . . . . . . . . 40
1.6.5
1.6.6
CGM Power Supply Pins (V_DDA and V_SSA) . . . . . . . . . . . . .41
External Filter Capacitor Pin (CGMXFC) . . . . . . . . . . . . . . . 41
1.6.7 ADC Power Supply/Reference Pins
1.6.8
(V_DDAD/V_REFH and V_SSAD/V_REFL) . . . . . . . . . . . . . . . . . . 41
Port A Input/Output (I/O) Pins (PTA7/KBD7–PTA0/KBD0) . 41
1.6.9 Port B I/O Pins (PTB7/AD7–PTB0/AD0) . . . . . . . . . . . . . . . 41
1.6.10 Port C I/O Pins (PTC6–PTC0) . . . . . . . . . . . . . . . . . . . . . . . 42
1.6.11 Port D I/O Pins (PTD7/T2CH1–PTD0/SS) . . . . . . . . . . . . . . 42
1.6.12 Port E I/O Pins (PTE1/RxD–PTE0/TxD). . . . . . . . . . . . . . . .42
MC68HC908GP32•MC68HC08GP32 — Rev. 6
MOTOROLA
General Description
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Technical Data
31