KX-UT248RU, KX-UT248RU-B (serv.man3) - Panasonic PBX Service Manual (repair manual). Page 90

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90
KX-UT248RU/KX-UT248RU-B
15.1.4. IC103
Pin No.
Terminal Name
Function I/O Setting
Contents of Control
Remark
1
NC1
-
Not in use
2
*TRST
I
Test  Reset
3
TDI
I
Not in use
4
TMS
I
Not in use
5
TCK
I
Not in use
6
TDO
O
Not in use
7
DGUARD
I
Digital Guard Ring
8
*RST
I
RESET
9
IC
I
Internal Connection.
10
UART_RX
I
Receive serial data in
11
UART_TX
O
Transmit serial data out
12
I2S_SCK/P1NA2
-
Not in use
13
VSSCORE1
-
Core GND(Digital GND)
14
VDDCORE1
-
Core Power 1.2V
15
I2S_MCLK/P1P_CLKI/O
-
Not in use
16
VSSIO1
-
Digital GND
17
VDDIO1
-
Digital Power 3.3V
18
I2S_LRCK/*P1FP/P1ENA1
-
Not in use
19
I2S_SDI/O/P1PCMO
-
Not in use
20
I2S_SDI/P1PCMI
-
Not in use
21
GPIO0
I
Pull down R
22
GPIO1
I
Pull down R
23
GPIO2
I
Pull down R
24
NC2
-
Not in use
25
NC3
-
Not in use
26
NC4
-
Not in use
27
GPIO3
I
Pull down R
28
GPIO4
I
Pull down R
29
GPIO5
I
Pull down R
30
GPIO6
I
Pull down R
31
SPIS_MOSI
-
Not in use
32
*SPIS_CS
-
Not in use
33
SPIS_MISO
-
Not in use
34
SPIS_CLK
-
Not in use
35
VSSIO2
-
Digital GND
36
VDDIO2
-
I/O Power(Digital Power 3.3V)
37
SPIM_CLK
O
TP_SPIM_CLK
38
SPIM_MOSI
I
TP_SPIM_MOSI
39
VSSCORE2
-
Digital GND
40
VDDCORE2
-
Core Power(1.2V)
41
*SPIM_CS0
O
TP_SPIM_CS0
42
*SPIM_CS1
-
Not in use
43
SPIM_MISO
O
TP_SPIM_MISO
44
GPIO7
I
Pull down R
45
GPIO8
-
Not in use
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