Panasonic KX-TA308 - Page 37

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17.2 BIT CPU (IC304) I/O PORT MAP
TOP PREVIOUS NEXT
TOP PREVIOUS NEXT
PIN NO PORT PIN NAME I/O FUNCTION ACTIVE
32
31
30
29
P00
P01
P02
P03
SD3
SD4
SD1
SD2
I
I
I
I
DISA1 DTMF SIGNAL
DISA2 DTMF SIGNAL
DTMFR1 SIGNAL
DTMF2 SIGNAL
L:ACTIVE
L:ACTIVE
L:ACTIVE
L:ACTIVE
37
36
35
33
P10
P11
P12
P13
CINT
CREQ
PRX1
PRX2
I
I
I
I
CPR INTERRUPT
CPR COMMUNICATE REQUEST
RECEIVE DATA FROM PITS (01-08)
RECEIVE DATA FROM PITS (09-16)
L:ACTIVE
L:ACTIVE
L:ACTIVE
H:ACTIVE
43
42
41
40
P20
P21
P22
P23
620Hz
350Hz
PTX1
CACK
O
O
O
O
620Hz SIGNAL
350Hz SIGNAL
SEND DATA FROM PITS (01-08)
CPR ACK SIGNAL
L:ACTIVE
H:ACTIVE
H:ACTIVE
L:ACTIVE
26
25
24
23
P30
P31
P32
P33
ACK1
ACK2
ACK3
ACK4
O
O
O
O
ACK FROM DTMFR1
ACK FROM DTMFR2
ACK FROM DISA1
ACK FROM DISA2
H:ACTIVE
H:ACTIVE
H:ACTIVE
H:ACTIVE
16
15
14
13
P40
P41
P42
P43
-
PA
PB
PC
O
O
O
O
-
ANALOGUE SW A
ANALOGUE SW B
ANALOGUE SW C
H:ACTIVE
H:ACTIVE
H:ACTIVE
H:ACTIVE
11
10
9
8
P50
P51
P52
P53
STD3
STD4
STD1
STD2
I
I
I
I
DTMF SIGNAL DETECT DISA1
DTMF SIGNAL DETECT DISA2
DTMF SIGNAL DETECT DTMFR1
DTMF SIGNAL DETECT DTMFR2
H:ACTIVE
H:ACTIVE
H:ACTIVE
H:ACTIVE
7
6
5
4
P60
P61
P62
P63
CRXD0
CRXD1
CRXD2
CRXD3
O
O
O
O
CPR RECEIVE DATA
CPR RECEIVE DATA
CPR RECEIVE DATA
CPR RECEIVE DATA
H:ACTIVE
H:ACTIVE
H:ACTIVE
H:ACTIVE
3
2
1
44
P70
P71
P72
P73
CTXD0
CTXD1
CTXD2
CTXD3
I
I
I
I
CPR SEND DATA
CPR SEND DATA
CPR SEND DATA
CPR SEND DATA
H:ACTIVE
H:ACTIVE
H:ACTIVE
H:ACTIVE
28
27
P80
P81
PCLR
PTX2
O
O
DATA CLEAR
SEND DATA FROM PITS (09-16)
L:ACTIVE
H:ACTIVE
10. 6. 2004file://C:\Documents%20and%20Settings\Admin\Plocha\SCHÉMATA\VIDEA\PANA...