mc68hc908gp20 Freescale Semiconductor, Inc, mc68hc908gp20 Datasheet - Page 191

• Manufacturer Part Number: mc68hc908gp20
• Description: M68hc08 Family Of 8-bit Microcontroller Units Mcus
• Manufacturer: Freescale Semiconductor, Inc

13.1 Contents
13.2 Introduction
MC68HC908GP20
Freescale Semiconductor
Advance Information — MC68HC908GP20
—
Rev 2.1
Section 13. Keyboard Interrupt Module (KBI)
13.2
13.3
13.4
13.5
13.6
13.6.1
13.6.2
13.7
13.8
13.8.1
13.8.2
The keyboard interrupt module (KBI) provides eight independently
maskable external interrupts.
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 191
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 192
Keyboard Initialization. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 195
Low-Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 195
Keyboard Module During Break Interrupts . . . . . . . . . . . . . . . 196
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .192
I/O Registers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 197
Wait Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 196
Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 196
Keyboard Status and Control Register . . . . . . . . . . . . . . . 197
Keyboard Interrupt Enable Register . . . . . . . . . . . . . . . . . 198
Advance Information
191