Read Panasonic KX-NT551RU-B Service Manual online
81
KX-NT551RU/KX-NT551RU-B
43
P3MDIDN
I/O
NC
44
AVDDH
AP
Analog High Voltage Power(3.3V)
45
GND
G
DGND
46
AGND
AG
DGND
47
MDIREF
O
Pull-down this pin with a 2.49K 1% resistor to ground.
48
AVDDL
AP
Analog Low Voltage Power(1.0V)
49
RTTI
O
NC
50
GND
G
DGND
51
RTT2
O
NC
52
AVDDH
AP
Analog High Voltage Power(3.3V)
53
DVDDIO
P
Digital I/O High Voltage Power(3.3V)
54
INTERRUPT
O
L2SW INTERRUPT
55
DIS_LPD/BUZZER
I/O
NC
56
DVDDL
P
Digital Low Voltage Power(1.0V)
57
RESERVED
I
Pull-down this pin with a 4.7K resistor to ground.
58
RESERVED
I
Pull-down this pin with a 4.7K resistor to ground.
59
AVDDH
AP
Analog High Voltage Power(3.3V)
60
GND
G
DGND
61
AVDDL
AP
Analog Low Voltage Power(1.0V)
62
AVDDH
AP
Analog High Voltage Power(3.3V)
63
AVDDL
AP
Analog Low Voltage Power(1.0V)
64
AVDDH
AP
Analog High Voltage Power(3.3V)
65
RESERVED
O
NC
66
RESERVED
O
NC
67
RESERVED
I
Pull-down this pin with a 4.7K resistor to ground.
68
RESERVED
I/O
NC
69
RESERVED
I/O
NC
70
DVDDIO
P
Digital I/O High Voltage Power(3.3V)
71
DVDDIO_1
P
Digital I/O High Voltage Power(3.3V)
72
GND
G
DGND
73
E1_CRS/G1_CRS/M1M_CRS
I/O
E_CRS MAC carrier sense
74
E1_DO7/G1_TXD7
O
NC
75
E1_DO6/G1_TXD6
O
NC
76
E1_DO5/G1_TXD5
O
NC
77
E1_DO4/G1_TXD4
O
NC
78
E1_D03/G1_TXD3/RG1_TXD3
/M1M_TXD3/M1P_RXD3
/M1M_TXD3/M1P_RXD3
0
E_RXD3 MAC receive data
79
E1_DO2/G1_TXD2/RG1_TXD2
/M1M_TXD2/M1P_RXD2
/M1M_TXD2/M1P_RXD2
0
E_RXD2 MAC receive data
80
E1_DO1/G1_TXD1/RG1_TXD1
/M1M_TXD1/M1P_RXD1
/M1M_TXD1/M1P_RXD1
0
E_RXD1 MAC receive data
81
E1_DO0/G1_TXD0/RG1_TXD0/
M1M_TXD0/M1P_RXD0
M1M_TXD0/M1P_RXD0
O
E_RXD0 MAC receive data
82
E1_DOEN/G1_TXEN/RG1_TXCTL/
M1M_TXEN/M1P_RXDV
M1M_TXEN/M1P_RXDV
O
E_RXDV MAC receive data valid
83
E1_GOCLK/G1_GTXC/RG1_TXCLK/
M1M_TXCLK/M1P_RXCLK
M1M_TXCLK/M1P_RXCLK
I/O
E_RXCLK MAC receive clock
84
E1_DOCLK/G1_TXCLK
I
Pull-down this pin with a 4.7K resistor to ground.
85
GND
G
DGND
86
E1_DICLK/G1_RXCLK/RG1_RXCTL/
M1M_RXDV/M1P_TXCLK
M1M_RXDV/M1P_TXCLK
I/O
E_TXCLK MAC transmit clock
87
E1_DIDV/G1_RXDV/
RG1_RXCTL/M1M_RXDV/
M1P_TXEN
RG1_RXCTL/M1M_RXDV/
M1P_TXEN
I
E_TXEN MAC transmit enable
88
E1_DI0/G1_RXD0/RG1_RXD0/
M1M_RXD0/M1P_TXD0
M1M_RXD0/M1P_TXD0
I
_TXD0 MAC transmit data
89
E1_DI1/G1_RXD1/RG1_RXD1/
M1M_RXD1/M1P_TXD1
M1M_RXD1/M1P_TXD1
I
E_TXD1 MAC transmit data
90
E1_DI2/G1_RXD2/RG1_RXD2/
M1M_RXD2/M1P_TXD2
M1M_RXD2/M1P_TXD2
I
E_TXD2 MAC transmit data
91
E1_DI3/G1_RXD3/RG1_RXD3/
M1M_RXD3/M1P_TXD3
M1M_RXD3/M1P_TXD3
I
E_TXD3 MAC transmit data
92
E1_DI4/G1_RXD4
I
Pull-down this pin with a 4.7K resistor to ground.
93
E1_DI5/G1_RXD5
I
Pull-down this pin with a 4.7K resistor to ground.
94
E1_DI6/G1_RXD6
I
Pull-down this pin with a 4.7K resistor to ground.
95
E1_DI7/G1_RXD7
I
Pull-down this pin with a 4.7K resistor to ground.
96
DVDDIO_1
P
Digital I/O High Voltage Power(3.3V)
97
GND
G
DGND
Pin No.
Terminal Name
I/O Setting
Function
Remark
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