mc9s08lc60 Freescale Semiconductor, Inc, mc9s08lc60 Datasheet - Page 98

• Manufacturer Part Number: mc9s08lc60
• Description: Hcs08 Microcontrollers 8-bit Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

Chapter 7 Keyboard Interrupt (S08KBIV2)
7.2
The KBI input pins can be used to detect either falling edges, or both falling edge and low level interrupt
requests. The KBI input pins can also be used to detect either rising edges, or both rising edge and high
level interrupt requests.
The signal properties of KBI are shown in
98
KBIxP0
KBIxPn
KBEDG0
KBEDGn
External Signal Description
0
0
1
1
S
S
KBIPE0
KBIPEn
KBIxPn
Signal
Figure 7-2. Keyboard Interrupt (KBI) Block Diagram
MC9S08LC60 Series Data Sheet: Technical Data, Rev. 4
Keyboard interrupt pins
Table 7-1. Signal Properties
KBMOD
Table
V
DD
7-1.
D
CK
Function
CLR
Q
INTERRUPT FF
KEYBOARD
KBACK
RESET
STOP
I/O
SYNCHRONIZER
STOP BYPASS
I
BUSCLK
KBIE
Freescale Semiconductor
KBF
KBIx
INTERRUPT
REQUES
T