XC68HC08KH12 Motorola, XC68HC08KH12 Datasheet - Page 222

• Manufacturer Part Number: XC68HC08KH12
• Description: MICROCONTROLLER
• Manufacturer: Motorola

15.4 Port-D Keyboard Interrupt Block Diagram
TO PULLUP ENABLE
TO PULLUP ENABLE
KBD0
KBD7
KBDIE0
KBDIE7
.
.
.
Figure 15-1. Port-D Keyboard Interrupt Block Diagram
MODED
V
DD
D
CK
CLR
Q
INTERRUPT FF
KEYBOARD
RESET
ACKD
VECTOR FETCH
INTERNAL BUS
DECODER
IMASKD
SYNCHRONIZER
KEYDF
Port-D
Keyboard
Interrupt
Request