mc9s08ac32 Freescale Semiconductor, Inc, mc9s08ac32 Datasheet - Page 211

• Manufacturer Part Number: mc9s08ac32
• Description: Hcs08 Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

12.1.2
Figure 12-2
12.2
This section provides information about all registers and control bits associated with the KBI module.
Refer to the direct-page register summary in the Memory chapter of this data sheet for the absolute address
assignments for all KBI registers. This section refers to registers and control bits only by their names. A
Freescale-provided equate or header file is used to translate these names into the appropriate absolute
addresses.
Freescale Semiconductor
KBIP0
KBIP3
KBIP4
KBIPn
KBEDGn
KBEDG4
Register Definition
KBI Block Diagram
0
1
0
1
shows the block diagram for a KBI module.
S
S
KBIPE0
KBIPE3
KBIPE4
KBIPEn
MC9S08AC60 Series Data Sheet, Rev. 2
Figure 12-2. KBI Block Diagram
KBIMOD
V
DD
D
CK
CLR
Q
INTERRUPT FF
KEYBOARD
KBACK
RESET
Chapter 12 Keyboard Interrupt (S08KBIV1)
STOP
SYNCHRONIZER
BUSCLK
STOP BYPASS
KBIE
KBF
KEYBOARD
INTERRUPT
REQUEST
211