NEC LCD1920NX BK - MultiSync - 19" LCD Monitor, Руководство пользователя и обслуживания

Страница: 106 / 178

7-15
2.6.3 Pin description
Pin#
Name Type
40 42 44
Description
P1.0
I/O 1 1 2 General purpose I/O
P1.1/HALFV
I/O 2 2 3 General purpose I/O / V-sync half frequency output.
P1.2/HALFH
I/O 3 3 4 General purpose I/O / H-sync half frequency output.
P1.3/HCLAMP
I/O 4 4 5 General purpose I/O / H-sync clamp pulse output.
P1.4/AD2
I/O 5 5 6 General purpose I/O / ADC input.
P1.5/AD3
I/O 6 6 7 General purpose I/O / ADC input.
P1.6/AD0
I/O 7 7 9 General purpose I/O / ADC input.
P1.7/AD1
I/O 8 8 10 General purpose I/O / ADC input.
RST
I 9 9 11 Active high reset
HSCL/P3.0/Rxd
I/O 10 10 12 IIC clock / General purpose I/O / Rxd
HSDA/P3.1/Txd
I/O 11 11 13 IIC data / General purpose I/O / Txd
ISDA/P3.2/INT0
I/O 12 12 14 IIC data / General purpose I/O / INT0
HSYNC
I 13 13 15 Horizontal SYNC or Composite SYNC
ISCL/P3.4/T0
I/O 14 14 16 IIC clock / General purpose I/O / T0
VSYNC
I 15 15 17 Vertical SYNC
HBLANK/P4.1
O 16 17 19 Horizontal blank / General purpose output
VBLANK/P4.0
O 17 18 20 Vertical blank / General purpose output
X2
O 18 19 21 Oscillator output
X1
I 19 20 22 Oscillator input
VSS
- 20 21 23 Ground
P2.0/INT0
I/O 21 22 24 General purpose I/O / INT0
P2.1
I/O 22 23 25 General purpose I/O
P2.2
I/O 23 24 26 General purpose I/O
P2.3
I/O 24 25 27 General purpose I/O
DA13/P2.4
I/O 25 26 28 PWM DAC output / General purpose I/O (open-drain)
DA12/P2.5
I/O 26 27 30 PWM DAC output / General purpose I/O (open-drain)
DA11/P2.6
I/O 27 28 31 PWM DAC output / General purpose I/O (open-drain)
DA10/P2.7
I/O 28 29 32 PWM DAC output / General purpose I/O (open-drain)
STOUT/P4.2
O 29 30 33 Self-test video / General purpose output
DA9
O 30 32 34 PWM DAC output / General purpose I/O (open-drain)
DA8
O 31 33 35 PWM DAC output / General purpose I/O (open-drain)
DA7/P5.7
O 32 34 36 PWM DAC output / General purpose I/O (open-drain)
DA6/P5.6
O 33 35 37 PWM DAC output / General purpose I/O (open-drain)
DA5/P5.5
O 34 36 38 PWM DAC output / General purpose I/O (open-drain)
DA4/P5.4
O 35 37 39 PWM DAC output / General purpose I/O (open-drain)
DA3/P5.3
O 36 38 41 PWM DAC output / General purpose I/O (open-drain)
DA2/P5.2
O 37 39 42 PWM DAC output / General purpose I/O (open-drain)
DA1/P5.1
O 38 40 43 PWM DAC output / General purpose I/O (open-drain)
DA0/P5.0
O 39 41 44 PWM DAC output / General purpose I/O (open-drain)
VDD
- 40 42 1 Positive power supply