MC908AS60ACFU Datasheet, PDF (306/414 Pages) Freescale Semiconductor, Inc – M68HC08 Microcontrollers

Keyboard Module (KBI)
24.7.2 Keyboard Interrupt Enable Register
The keyboard interrupt enable register enables or disables each port G and each port H pin to operate as
a keyboard interrupt pin.
Address: $0021
Bit 7
Read: 0
Write:
Reset: 0
6
5
0
0
0
0
= Unimplemented
4
KBIE4
0
3
KBIE3
0
2
KBIE2
0
1
KBIE1
0
Figure 24-4. Keyboard Interrupt Enable Register (KBIER)
Bit 0
KBIE0
0
KBIE4–KBIE0 — Keyboard Interrupt Enable Bits
Each of these read/write bits enables the corresponding keyboard interrupt pin to latch interrupt
requests. Reset clears the keyboard interrupt enable register.
1 = PDx pin enabled as keyboard interrupt pin
0 = PDx pin not enabled as keyboard interrupt pin
MC68HC908AZ60A • MC68HC908AS60A • MC68HC908AS60E Data Sheet, Rev. 6
306
Freescale Semiconductor