Read Panasonic KX-NT400RU Service Manual online
80
KX-NT400RU
174
D20 I/O
Data
bus
175
D19 I/O
Data
bus
176
D18 I/O
Data
bus
177
D17 I/O
Data
bus
178
D16 I/O
Data
bus
179
NC179
-
No internal connection
Connecting to GND
180
DVDD3.3_180
-
Digital system power supply (+3.3V)
181
DGND181
-
Digital system ground
182
D15 I/O
Data
bus
183
D14 I/O
Data
bus
184
D13 I/O
Data
bus
185
D12
I/O
Data bus
186
D11 I/O
Data
bus
187
D10 I/O
Data
bus
188
D9 I/O
Data
bus
189
D8 I/O
Data
bus
190
D7
I/O
Data bus
191
D6 I/O
Data
bus
192
D5
I/O
Data bus
193
D4 I/O
Data
bus
194
D3 I/O
Data
bus
195
D2 I/O
Data
bus
196
D1 I/O
Data
bus
197
D0 I/O
Data
bus
198
DVDD1.8_198
-
Digital system power supply (+1.5V)
199
DGND199
-
Digital system ground
200
nCTS1/PC4
I
UART clear to send input
201
nDSR1/PC5
I
UART data set ready input
202
nRTS1/PC11
O
UART request to send output
203
nDTR1/PC12
O
UART data terminal ready output
Connecting to GND
204
EXCK1/PC6
I
Not in use
205
TXD1/PC13
O
UART data output
206
RXD1/PC7
I
UART data input
207
A24 O
Address
bus
208
A23
O
Address bus
209
A22
O
Address bus
210
A21
O
Address bus
211
A20
O
Address bus
212
A19
O
Address bus
213
A18
O
Address bus
214
A17
O
Address bus
215
A16
O
Address bus
216
DVDD216
-
Digital system power supply (+3.3V)
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