Sharp LC-32D44E Service Manual page 74

LC32D44E/S/RU-BK/GY (1st Eddition)
Pin No.
Programmable I/O pins
127
126
123
122
121
120
119
118
46
45
44
43
41
40
39
38
117
116
115
114
111
110
109
108
12
11
10
7
6
5
4
JTAG test access port (TAP) pins
134
133
137
135
132
DCU pins
1
2
Analog power supply pins (Audio DAC)
32
31
30
Analog power supply pins (Video DAC)
22
21
19
20
Analog power supply pins (Frequency synthesizers)
140
141
142
143
144
145
Analog power supply pins (PLLs)
146
147
148
149
Analog power supply pins (LMI SDRAM)
Pin Name I/O
POI0[7] I/O PIO PORT 0
PIO0[6]
PIO0[5]
PIO0[4]
PIO0[3]
PIO0[2]
PIO0[1]
PIO0[0]
PIO1[7] I/O PIO PORT 1
PIO1[6]
PIO1[5]
PIO1[4]
PIO1[3]
PIO1[2]
PIO1[1]
PIO1[0]
PIO2[7] I/O PIO PORT 2
PIO2[6]
PIO2[5]
PIO2[4]
PIO2[3]
PIO2[2]
PIO2[1]
PIO2[0]
PIO3[6] I/O PIO PORT 3
PIO3[5]
PIO3[4]
PIO3[3]
PIO3[2]
PIO3[1]
PIO3[0]
TDI I TAP boundary scan test data input.
TMS I TAP boundary scan test mode select.
TCK I TAP boundary scan test clock.
NOT_TRST I TAP boundary scan test logic reset.
TDO O TAP boundary scan test data output.
DCUTRIGGERIN I External trigger input to DCU.
DCUTRIGGEROUT O Signal to trigger external debug circuitry.
VDDAADAC --- 3.3v power for audio DAC.
GNDAADAC --- Ground for audio DAC.
VSSUBANA --- Substrate ground for all DACs.
VDDDAC0 --- 3.3 V power supply for video DAC 1, 2 and 3.
VDDDAC1 --- 3.3 V power supply for CVBS video DAC 4.
VSSDAC0 --- Ground for video DAC 1, 2 and 3.
VSSDAC1 --- Ground for video DAC 4.
VDDDFS1 --- Frequency synthesizer 1.2 V digital power dedicated to frequency synthesizer 1.
GNDDFS1 --- Frequency synthesizer 1.2 V digital ground dedicated to frequency synthesizer 1.
VCCAFS --- Frequency synthesizer 1.2 V analog power shared between frequency synthesizer
1 and 2.
GNDAFS --- Frequency synthesizer 1.2 V analog ground shared between frequency synthe-
sizer 1 and 2.
GNDDFS2 --- Frequency synthesizer 1.2 V digital ground dedicated to frequency synthesizer 2.
VDDDFS2 --- Frequency synthesizer 1.2 V digital power dedicated to frequency synthesizer 2.
VCCAPLL --- 1.2V PLL1 analog power.
GNDAPLL --- 1.2V PLL1 analog ground.
GNDAPLL1 --- 1.2V PLL2 analog ground.
VCCAPLL1 --- 1.2V PLL2 analog power.
Pin Function
5 – 15