MC68HC908SR12CB Freescale Semiconductor, MC68HC908SR12CB Datasheet - Page 19

• Manufacturer Part Number: MC68HC908SR12CB
• Description: IC MCU 12K FLASH 8MHZ 42-SDIP
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC68HC908SR12CB

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: I²C, SCI
• Peripherals: LVD, POR, PWM, Temp Sensor
• Number Of I /o: 29
• Program Memory Size: 12KB (12K x 8)
• Program Memory Type: FLASH
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 11x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 42-DIP (0.600", 15.24mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

MC68HC908SR12•MC68HC08SR12 — Rev. 5.0
Freescale Semiconductor
18.6
18.6.1
18.6.2
19.1
19.2
19.3
19.4
19.5
19.6
19.7
19.7.1
19.7.2
20.1
20.2
20.3
20.4
20.5
20.5.1
20.6
20.6.1
20.6.2
20.7
20.7.1
20.7.2
20.10 Keyboard Module During Break Interrupts . . . . . . . . . . . . . . . 350
Port D . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 331
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .335
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 335
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 335
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .336
IRQ1 and IRQ2 Pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 338
IRQ Module During Break Interrupts . . . . . . . . . . . . . . . . . . . 339
IRQ Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 340
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .343
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 343
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 344
I/O Pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 344
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .345
Keyboard Interrupt Registers . . . . . . . . . . . . . . . . . . . . . . . . . 347
Low-Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 349
Section 20. Keyboard Interrupt Module (KBI)
Port D Data Register (PTD) . . . . . . . . . . . . . . . . . . . . . . . . 331
Data Direction Register D (DDRD). . . . . . . . . . . . . . . . . . . 332
IRQ1 Status and Control Register . . . . . . . . . . . . . . . . . . . 340
IRQ2 Status and Control Register . . . . . . . . . . . . . . . . . . . 341
Keyboard Initialization . . . . . . . . . . . . . . . . . . . . . . . . . . . . 347
Keyboard Status and Control Register. . . . . . . . . . . . . . . . 348
Keyboard Interrupt Enable Register . . . . . . . . . . . . . . . . . . 349
Wait Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .349
Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .349
Section 19. External Interrupt (IRQ)
Table of Contents
Table of Contents
Data Sheet
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