MP3电路原理图PCB

时间:2022-11-20 23:40:37 作者:壹号 字数:5961字

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LCD液晶显示模块LCD12864 VCC1 2 3 RS WR RD 7 8 9 10 11 12 13 14 CS 16 RESET 18 19 20

COP1 P1

CORP1 RP1

104

P34 P35 P36 P20 P21 P22 P23 P24 P25 P26 P27 P05

P07

A

P20 P21 P22 P23 P24 P25 P26 P27

PIS102COS1 PIS10

S1 SW-PB

PIC101 PIC102 PIR202 PIR201

COC1 C110uF

COD1 D1

PIC202

COR2 R21K VCC27 26 29 4

PIC201

COC2Y1 COC3 C2COY1 C3 30pF 1 30pF 2 PIY102 PIY101

PIC302

COR1 R1VCCPIR101 PIR102 PID101

PIC301

PID102

P04

GND

PI 10 PI 102 PI 103 PI 104 PI 105 PI 106 PI 107 PI 108 PI 109 PI 10 PI 10 1 PI 10 2 PI 10 3 PI 10 4 PI 10 5 PI 10 6 PI 10 7 PI 10 8 PI 10 9 PI 102VCC VCC

1 2 3 4 5 6 7 8 9

GND

PIRP10 PIRP102 PIRP103 PIRP104 PIRP105 PIRP106 PIRP107 PIRP108 PIRP109VCC

A

470

XTAL

LED0PIR302

PIR303PIR301

14 15

38

GND

COU1 U1

PIU1027 PIU1026 PIU1029 PIU104 PIU10 4 PIU10 5 PIU1038XTAL2 XTAL1 VCC

VCC

COR3 R3RPot 1K GND

COP2 P2PIP201

ALE/PROG PSEN EA/VPP RST

PIP203 P17 PIP205

NLXDCS XDCS NLXRST 1 XRST

NLP16 5 P16 PIP207PIP209

NLP17

3 7 9

2 4 6 8 10

PIP202

PIP204 P15 PIP206

NLXCS XCS NLDREQ DREQ

NLSCKPIU106 SCK 6 P4.3 NLCS 17 CS

NLP15

NLMOSI 28 MOSI PIU1028GND

PIU1017

P4.0 P4.2 P3.0/RxD P3.1/TxD P3.2/INT0 P3.3/INT1 P3.4/T0 P3.5/T1 P3.6/WR P3.7/RDVSS

PIP208 PIP2010

P4.1 NLMISO 39 MISO PIU1039 RXDPIU105 5 TXDPIU107 7 NLINT0PIU108 INT0 8 NLINT1PIU109 INT1 9 NLP34 PIU1010 P34 10 NLP35 PIU1011 P35 11 NLP36 12 P36 PIU1012 NLP37 PIU1013 P37 13

STC12C5A60S2

VCC B

J_MP3

VCC

P0.0/AD0 P0.1/AD1 P0.2/AD2 P0.3/AD3 P0.4/AD4 P0.5/AD5 P0.6/AD6 P0.7/AD7 P1.0/T2 P1.1/T2EX P1.2/ECI P1.3/CEX0 P1.4/CEX1 P1.5/CEX2 P1.6/CEX3 P1.7/CEX4

37 NLP00 P00 36 NLP01 P01 35 NLP02 P02 PIU1035 34 NLP03 P03 PIU1034 33 NLP04 P04 PIU1033 32 NLP05 P05 PIU1032 NLP06 31 P06 PIU1031 30 NLP07 P07 PIU1030PIU1037 PIU1036

按键模块 DS1302时钟模块COR4 R4PIR402 PIR401PIR501

COS2 S2PIS201 PIS202

RXD B

P01 P02PIU208 1 PIU201PIU206

SW-PB

P2.7/A15 P2.6/A14 P2.5/A13 P2.4/A12 P2.3/A11 P2.2/A10 P2.1/A9 P2.0/A8

…… 此处隐藏2582字 ……

Description

Quantity

cr1220 cap6x5 0805 cap10x10 VP32-3.2 0805 HDR2X4 HDR1X20 HDR2X5 HDR1X2 0805 VR5 HDR1X9 BU bu_mini自锁开关 HDR1X4 LOFP44_N SOP8 ZZ311 USBm-mini XTA 0805 Approved

Battery Battery BT1 Cap2 Cap2 C1 Cap Cap C2, C3 Cap Pol1 Cap Pol1 C4, C5 Cap Cap C6 LED0 LED0 D1, D2 ISP 4X2 Header 4X2 ISP1 LCD12864 Header 20 P1 J_MP3 Header 5X2 P2 Power Header 2 P3 Res2 Res2 R1, R2, R4, R5, R6, R7 RPot RPot R3 104 Header 9 RP1 SW-PB SW-PB S1 SW-PB SW-PB S2, S3, S4, S5, S6 SW-DPDT SW-DPDT S7 Header 4 Header 4 SD_J1 STC12C5A60S2P89C51RD2HBB U1 D_1 DS1302Z DS1302Z U2 REG1117-3.3v REG1117-5 U3 USB XTAL 32768Hz USB XTAL XTAL Notes USB1 Y1 Y2

Multicell Battery Capacitor Capacitor Polarized Capacitor (Radial) Capacit

or Typical INFRARED GaAs LED Header, 4-Pin, Dual row Header, 20-Pin Header, 5-Pin, Dual row Header, 2-Pin Resistor Potentiometer Header, 9-Pin Switch Switch Double-Pole, Double-Throw Switch Header, 4-Pin 80C51 8-Bit Flash Microcontroller Family, 64 kB ISP/IAP Flash with 1 kB RAM. Trickle Charge Timekeeping Chip 800mA and 1A Low Dropout Positive Regulator 2.85V, 3.3V, 5V, and Adjustable USB conters Crystal Oscillator Crystal Oscillator

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