— 29 —
• IC501 SYSTEM CONTROL (CXP82832-012Q)(DISPLAY board)
Pin No. Pin Name I/O Function
1 13G O FL grid signal output
2 14G O FL grid signal output
3 NC – Connected to VDD
4 +5V – Power supply (+5V)
5 SCOR I Sub code sync input
6, 7 VDD – Power supply
8 RMIN I Remote control signal input
9 VDD – Power supply (+5V)
10, 11 X – Not used (Open)
12 LD OUT O Loading motor control
13 LD IN I Loading motor control
14 SENS I Sense signal input
15 XLT O Serial latch output
16 AMUTE O Audio mute output
17 PGML O Digital filter latch output
18 SENSOR. IN – Connected to VDD
19 BUSOUT O CONTROL-A1 transmission output
20 BUSIN I CONTROL-A1 receive input
21 SENSOR. SW – Not used (Open)
22 CLK O Serial clock output
23 LDON O Optical pick-up laser diode control output
24 DATA O Serial data output
25 SQCK O Subcode Q data readout clock output
26 SUBQ I Subcode Q data input
27 VDD (+5V) – Power supply (+5V)
28 AVREF I Analog reference voltage input
29 KEY 0 I Key input
30 KEY 1 I Key input
31 KEY 2 I Key input
32 FILTER. SW – Connected to ground
33 ADJ/AFADJ I Test mode terminal
34 LOADSW O Load in/out select control output
35 MODEL. SEL1 – Model select pin (Connected to ground)
36 MODEL. SEL2 – Model select pin (Connected to ground)
37 AVSS – Analog ground
38 RST I Reset signal input
39 EXTAL I 8 MHz clock input
40 XTAL I 8 MHz clock output
• Abbreviation
FL : Fluorescent indicator tube
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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