Puxing PX-666 - Semiconductor Data

ITEM
D
ESCRIPTIO
N
I/O FUNCTION
1 EN1 I Encoder input
2 EN2 I Encoder input
3 EN3 I Encoder input
4 EN4 I Encoder input
5 CLK ROM I/O CLOCK AND EEPROM
6 CLK PLL O CLOCK AND PLL
7 CS PLL O CS PLL port
8 LD O Unlock Detection
9 DATA ROM I/O Data and eeprom
10 MIC MUTE O MIC MUTE CONTROL
11 P-AMP O Audio amplifier power supply control output
12 NC - Non-connect
13 NC - Non-connect
14 NC - Non-connect
15 AVCC - 5M Direct Current output
16 RXO O IF output
17 RXI I IF input
18 NC - Non-connect
19 NC - Non-connect
20 BEEP/QT O BEEP output /CCTCS tone signal output
21 LC O Direct current transfer filter
22 AVSS - Connect to VSS
23 APC O TX:Automatic power/RX: BPT automatic gain output
24 N/W O Width/Narrow control
25 ARX O Receiver audio output control
26 RSSI O Squelch level output control
27 AN SQL O Squelch audio output port
28 BATT Test O Battery check
29 OSC in I Internal oscillator input
30 OSC out I Internal oscillator output
31 VSS - GND
32 Reset I MCU Reset
33 Vdd I MCU 5M power input
34 DQT O DTC control output
35 SAVE O Save function control
36 P-TX O Tamsmit control
37 P-RX O Receiver control
38 TX232 O RS-232C PC output
39 EN1 I Encoder input control
40 MONI O "MONI" key input
41 PTT/RX232 I PTT key /RX232C PC input
42 DATA O PLL data output
43 LED G I LED green
44 LED R I LED red
CPU PIN FUNCTION
PX-666