MC68HC908LD60IFU Freescale Semiconductor, MC68HC908LD60IFU Datasheet - Page 257

• Manufacturer Part Number: MC68HC908LD60IFU
• Manufacturer: Freescale Semiconductor

Specifications of MC68HC908LD60IFU

• Cpu Family: HC08
• Device Core Size: 8b
• Frequency (max): 6MHz
• Program Memory Type: Flash
• Program Memory Size: 60KB
• Total Internal Ram Size: 1KB
• # I/os (max): 39
• Number Of Timers - General Purpose: 2
• Operating Supply Voltage (typ): 3.3V
• Operating Supply Voltage (max): 3.6V
• Operating Supply Voltage (min): 3V
• On-chip Adc: 6-chx8-bit
• Instruction Set Architecture: CISC
• Operating Temp Range: 0C to 85C
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 64
• Package Type: PQFP
• Lead Free Status / Rohs Status: Compliant

19.1 Contents
19.2 Introduction
MC68HC908LD60
Freescale Semiconductor
Technical Data — MC68HC908LD60
—
Rev. 1.1
Section 19. Keyboard Interrupt Module (KBI)
19.2
19.3
19.4
19.5
19.6
19.7
19.7.1
19.7.2
19.8
19.8.1
19.8.2
19.9
The keyboard interrupt module (KBI) provides eight independently
maskable external interrupts which are accessible via PTA0–PTA7.
When a port pin is enabled for keyboard interrupt function, an internal
pullup device is also enabled on the pin.
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 257
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 258
Keyboard Initialization. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 261
Low-Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 263
Keyboard Module During Break Interrupts . . . . . . . . . . . . . . . 264
I/O Pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 258
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .259
I/O Registers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 261
Keyboard Status and Control Register. . . . . . . . . . . . . . . . 262
Keyboard Interrupt Enable Register . . . . . . . . . . . . . . . . . . 263
Wait Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .263
Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .263
Keyboard Interrupt Module (KBI)
Technical Data
257