Ic601 (Cpu) I/O Map - Panasonic KX-TDA6181X Service Manual

KX-TDA6181X
9.6.

IC601 (CPU) I/O MAP

Pin No. Pin name
68 PA15
67 PA14
66 PA13 nIRQ1
65 PA12 HALT
64 PA11 nRTS
62 PA10 nCTS
61 PA9
60 PA8 nBREQ
58 PA7 nBACK
57 PA6 nRD
56 PA5
55 PA4 nWR
54 PA3 nWAIT
53 PA2
52 PA1
51 PA0
100 PB15
99 PB14
98 PB13
97 PB12
96 PB11
95 PB10
94 PB9 TX
93 PB8 RX
91 PB7 BID2
90 PB6 BID1
89 PB5 BID0
87 PB4 PB4
86 PB3 nFlash Busy
85 PB2
84 PB1
83 PB0
Signal name I/O
I
I
O
I
O
I
O
O
O
O
I
O
O
O
O
O
O
O
I
O
I
I
I
I
I
O
O
O
ACT
L EMPR interrupt
H DC power down recovery detection
L Serial I/F for debug
L Serial I/F for debug
H Not used
L Bus request from EMPR
L Response to bus request from EMPR
L Read signal
H Not used
L Write signal
L Wait signal
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Serial I/F for debug
Serial I/F for debug
L Board classification judgment (Use undecided)
L Board classification judgment (Use undecided)
L Board classification judgment (Use undecided)
H H: Operation, L: Debug
L Flash Memory Busy
Not used
Not used
Not used
36
Description Remarks
Used as nIRQ1
Used as nIRQ0
Used as nBREQ
Used as nBACK
Used as nRD
Used as nWR
Used as nWAIT
Used as TXD0
Used as RXD0