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Signal alert system using rf transmitter&reciever

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Information about Signal alert system using rf transmitter&reciever
Technology

Published on March 5, 2014

Author: niceprince999

Source: slideshare.net

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5 4 3 2 1 VCC_5V VCC_5V D201 1N4007 D203 D204 1N4007 VCC_5V 1 2 3 4 5 6 7 8 9 CON201 2 1 C203 10uF U201 7805 1 1 3 3 R201 220R 2 ARRAY SW1 U202 14V D0 40 P0.0 39 LCD_DATA_0 3 P1.2 P0.1 38 LCD_DATA_1 C8 4 P1.3 P0.2 37 LCD_DATA_2 VT R202 10K VCC P1.1 D3 RST 1K P1.0 2 D2 R203 1 D1 D 2 5 P1.4 P0.3 36 6 P1.5(MOSI) P0.4 35 7 P1.6(MISO) P0.5 34 LCD_DATA_5 SCK 8 P1.7(SCK) P0.6 33 LCD_DATA_6 RST 9 RESET P0.7 32 LCD_DATA_7 EA/VP 31 1000uF 11 TXD ALE/P INT0 PSEN INT1 P2.7 LED R205 D104 D103 220R LED2 R206 220R C4 R209 10K 0.1uF 2 29 13 VCC_5V LED LED1 30 12 MOSI RXD VCC_5V 89s51 VCC_5V 3 10 VCC_5V 3 28 LCD_RS 6 5 RST 14 T0 P2.6 27 LCD_E 8 7 SCK 15 T1 P2.5 26 MISO 16 WR P2.4 25 17 RD P2.3 24 BUZZER 19 X1 P2.2 23 LED1 2 2 15 VCC_5V 3 4 3 1 15 2 ICSP Y151 18 11 6 LCD_E LCD_DATA_3 9 LED2 LCD_DATA_4 10 9 LCD_DATA_2 8 21 11 10 8 LCD_DATA_1 7 LCD_DATA_0 5 6 BUZZER BUZZER 16 C 1 11.059MHz P2.0 VSS C152 33pF 22 LCD_DATA_5 16 C151 33pf P2.1 X2 20 LCD_DATA_6 12 4 5 BUZZER LCD_DATA_7 13 12 4 LCD_RS 14 1 10 9 14 LCD 13 7 C D LCD_DATA_4 MISO LED201 LED C202 0.1uF 0.1uF LCD_DATA_3 MOSI C201 1 + 1N4007 1N4007 RES1 MICROCONTROLLER SECTION D202 LCD 16X2 LINE CODE RECEIVER VCC_5V RECEIVER VCC_9V CODE TRANSMITTER U1 B B D9 OSC2 15 12 D10 OSC1 R405 10K 16 D3 13 D11 7 ANT 14 17 TE HT12E 3 + DOUT C107 0.01uF 10K R404 10K R403 SW2 15 R405 10K 16 OSC1 A7 A6 A5 A4 A3 A2 A1 A0 1 2 3 4 8 7 6 5 SW DIP-4 8 7 6 5 4 3 2 1 9 C106 100uF Q VSS TR NE 555 THR 2 CV 6 5 4 3 R406 15K 4 ANT 9 D101 1N4007 GND C17 0.1uF 3 1 1 8 7 6 5 4 3 2 1 2 U402 A7 A6 A5 A4 A3 A2 A1 A0 10K R402 18 VDD 8 LED 13 12 11 10 DIS U403 1 VT TRANSMITTER 1 17 VSS VT HT12D 11 D2 VCC R VCC_5V D401 AD11 AD10 AD9 AD8 OSC2 D8 D1 0.1uF 10K R401 3 2 C105 0.1uF 14 4 DIN 2 10 15K R407 VDD D0 R408 1K U401 18 1 C401 U203 A A Title <Title> Size A3 Date: 5 4 3 2 Document Number <Doc> Thursday, February 20, 2014 Rev <RevCode> Sheet 1 1 of 1

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