MC68HC908JB8 Datasheet, PDF (228/286 Pages) Motorola, Inc – MICROCONTROLLERS

Keyboard Interrupt Module (KBI)
14.3 Features
Features of the keyboard interrupt module include:
• Eight keyboard interrupt pins with separate keyboard interrupt
enable bits and one keyboard interrupt mask
• Hysteresis buffers
• Programmable edge-only or edge- and level-interrupt sensitivity
• Exit from low-power modes
14.4 Pin Name Conventions
The KBI share eight I/O pins with eight port A I/O pins. The full name of
the I/O pins are listed in Table 14-1. The generic pin name appear in the
text that follows.
Table 14-1. KBI Pin Name Conventions
Full KBI Pin Names:
PTA7/KBA7
PTA7/KBA6
PTA7/KBA5
PTA7/KBA4
PTA7/KBA3
PTA7/KBA2
PTA7/KBA1
PTA7/KBA0
KBI Generic Pin Names:
KBA7
KBA6
KBA5
KBA4
KBA3
KBA2
KBA1
KBA0
Technical Data
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MC68HC908JB8•MC68HC08JB8•MC68HC08JT8 — Rev. 2.3
Keyboard Interrupt Module (KBI)
Freescale Semiconductor