MC68HC908AB32CFU Freescale Semiconductor, MC68HC908AB32CFU Datasheet - Page 345

• Manufacturer Part Number: MC68HC908AB32CFU
• Description: IC MCU 8MHZ 32K FLASH 64-QFP
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC68HC908AB32CFU

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: SCI, SPI
• Peripherals: POR, PWM
• Number Of I /o: 51
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 512 x 8
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 8x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-QFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

19.1 Contents
19.2 Introduction
MC68HC908AB32
Freescale Semiconductor
Technical Data — MC68HC908AB32
—
Rev. 1.1
Section 19. Keyboard Interrupt Module (KBI)
19.2
19.3
19.4
19.5
19.5.1
19.5.2
19.5.3
19.6
19.7
19.8
The keyboard interrupt module (KBI) provides five independently
maskable external interrupts which are accessible via PTG0–PTG2 and
PTH0–PTH1 pins.
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 345
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 346
Wait Mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 351
Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 351
Keyboard Module During Break Interrupts . . . . . . . . . . . . . . . 352
I/O Pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 346
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .347
Keyboard Initialization . . . . . . . . . . . . . . . . . . . . . . . . . . . . 349
Keyboard Status and Control Register. . . . . . . . . . . . . . . . 349
Keyboard Interrupt Enable Register . . . . . . . . . . . . . . . . . . 351
Keyboard Interrupt Module (KBI)
Technical Data
345