1 2 3 4 COU1 U1 NLLED LED PIR2402 Red COR23 1K R8 PIR2401 PIR2302 PIR802 COR8 COR24 R24 VCC R23 D1 PID102 PID10 COD1 NLMCP16400EN MCP1640_EN VCC 100K 11 PIU1011 NLMCP18250PWRGD MCP1825_PWRGD PIU1012 12 NLMCP18250SHDN MCP1825_SHDN PIU1013 13 NLBT0STATUS BT_STATUS 14 PIU1014 NLPIC0CTS PIC_CTS PIU1015 15 NLPIC0RTS PIC_RTS PIU1016 16 NLPIC0TX PIC_TX PIU1017 17 NLPIC0RX PIC_RX PIU1018 18 NLW\A\K\E\ WAKE 100K A PIR2301 9 PIU109 10 PIU1010 NLVPP0MCLR VPP_MCLR 1 PIU101 RC0/T1OSO/T1CKI RC1/T1OSI RC2/CCP1 RC3/SCK/SCL RC4/SDI/SDA RC5/SDO RC6 RC7 OSC1/CLKI OSC2/CLKO MCLR/VPP PIR801 8 PIU108 19 PIU1019 B 21 RB0/INT RB1 RB2 RB3 RB4 RB5 RB6/PGC RB7/PGD PIU1021 22 PIU1022 RA0/AN0 RA1/AN1 RA2/AN2 RA3/AN3/VREF RA4/T0CKI RA5/AN4/SS PIU102 3 PIU103 VSS VSS VDD 23 PIU1023 24 PIU1024 25 PIU1025 26 PIU1026 27 28 PIU1027 PIU1028 2 4 PIU104 5 PIU105 6 PIU106 7 PIU107 A NLADCIN0 ADCIN+ OPA2OUT OPA2INOPA2IN+ LED NLP0 P+ NLICSPCLK ICSPCLK NLICSPDAT ICSPDAT COJ10ICSP J1-ICSP VCC VPP_MCLR 1 PIJ10ICSP01 PIC701 PIC702 ADCINOPA1OUT NLBT0AUTO0DISCO BT_AUTO_DISCO NLBT0RESET BT_RESET OPA1IN+ OPA1INVCC COC7 C7 PIJ10ICSP02 0.1uF PIJ10ICSP03 2 3 ICSPDAT PIJ10ICSP04 4 GND ICSPCLK PIJ10ICSP05 5 6 PIJ10ICSP06 20 PIU1020 PIC601 PIC602 GND PIC16F1783-E/SS GND COC6 C6 B 0.1uF PIC101 PIC1 02 PIC201 0.1uF PIR701 GND D PIC501 PIC502 PIU208 ADCINNLADCIN0 INPUT+ NLINPUT0 PIR201 PIU206 COR2 R2 PIR202 220 Ohm COC3 PIC301 PIC302 COU2B U2B MCP6022-E/SN 7 NLOPA2IN0 COR5 R5 PIU207 5 PIU205 PIR501 PIU204 C GND 6 2.2K 1uF GND PIR402 C3 PIU204 4 NLOPA1IN0 COR4 R4 PIR401 PIJ30Input05 NLOPA2OUT OPA2OUT OPA2IN+ OPA1IN+ 220 Ohm 1 5 NLOPA2IN0 OPA2IN- COU2A U2A MCP6022-E/SN PIU201 3 PIR302 8 8 PIU208 PIU203 OPA1INPIR301 220 Ohm 2 INPUT+ 4 PIJ30Input04 VCC COR3 R3 ADCIN+ PIR502 2.2K GND PIC401 PIC402 COC5 C5 10nF COC4 C4 Title Number Revision A4 GND Date: File: 2 D 10nF Size GND 1 2 PIJ30Input02 INPUT3 PIJ30Input03 PIR702 OPA2IN- NLOPA1OUT OPA1OUT C PIR102 P+ 47K VCC COR1 R1 PIC202 COR7 R7 PIR602 NLOPA1IN0 OPA1IN- INPUTNLINPUT0 PIR101 COJ30Input J3-Input WAKE 1 PIJ30Input01 47K PIU202 1uF COC2 PIC1 01 COC11 C11 PIC102 COR6 R6 PIR601 C2 VCC 4 C1 1uF GND COC1 3 2/11/2013 Sheet of C:\Users\..\BT_Weighing_Scale1.SchDoc Drawn By: 4 1 2 3 4 A A COM1 M1 9 PIM109 10 PIM1010 PIR1601 3V3 GND SPI_SCK PIO2 PIM1019 PCM_CLK USB_D- PIM1018 PCM_SYNC USB_D+ PIM1017 UART_CTS PIM1016 UART_RTS 15 BT_RTS PIM1015 11 PIM1011 12 PIM1012 PCM_IN PCM_OUT PIR1302 3.92K PIR1702 R17 C COR17 BT_CTS BT_TX 13 BT_RX UART_RX PIM1013 C 3V3 PIR1402 3.92K COU4 U4 2 PIU402 10K PIR2 01 GND COR14 R14 VCC PIR2 02 GND R22 GND COR22 MCP1825_SHDN NLMCP18250SHDN 1 PIU401 NLMCP18250PWRGD MCP1825_PWRGD 5 PIU405 NLBT0TX BT_TX VIN SHDN PWRGD VOUT 4 PIU404 3V3 3 GND PIU403 6 GND PIU406 PIC10 1 PIC10 2 COC10 C10 10uF MCP1825T-3302E/DC PIR1802 GND R18 6.8K PIR1401 B No Load COD2 D2 14 GND GND PIR2502 1K 17 PIM1014 3V3 COR25 R25 PIR2501 18 16 PID302 Green PID201 RN42 Module RN42 PIR1701 NLPIC0RX PIC_RX PID301 PIM1035 PIM1029 PIM1034 PIM103 PIM1032 PIM103 PIM1028 PIM103 NLBT0RX BT_RX 6.8K PIR1301 PIR2102 1K NLBT0AUTO0DISCO BT_AUTO_DISCO NLBT0STATUS BT_STATUS PID202 UART_TX 35 COR13 R13 20 19 COR21 R21 PIR2101 21 VDD GND NLPIC0TX PIC_TX COD3 D3 22 30 6.8K R16 COR16 PIM1020 28 PIR1602 3.92K PIO3 23 AIO0 8 PIM108 NLBT0CTS BT_CTS RESET# AIO1 PIR1202 PIM1021 31 GND COR12 R12 PIO5 GND 7 PIM107 NLPIC0RTS PIC_RTS PIR1201 PIO7 PIO8 6 PIM106 B PIM1022 PIO9 5 PIM105 PIR1501 PIO4 PIO10 PIM104 NLBT0RESET BT_RESET PIO6 32 10K PIM1023 PIO11 R15 COR15 SPI_CS# SPI_MOSI 3 PIM103 4 PIR2002 PIM1024 33 NL3V3 3V3 PIR2001 24 SPI_MISO GND PIR1502 3.92K PIR1902 10K COR20 R20 GND 2 PIM102 34 PIR1102 PIR1901 NLBT0RTS BT_RTS PIM101 29 GND COR11 R11 6.8K NLPIC0CTS PIC_CTS PIR1101 1 GND COR19 R19 COR18 PIR1801 D Title D GND Size Number Revision A4 Date: File: 1 2 3 2/11/2013 Sheet of C:\Users\..\BT_Weighing_Scale2.SchDoc Drawn By: 4 1 2 3 4 A A COSW1 1 SW1 PISW101 COU3 U3 PIL102 VFB 4 PIU304 1 PIR902 R9 SW PIU305 COR9 953K PIR901 PIR10 2 PIU302 MCP1640T-I/CHY COR10 PIC901 PIC902 COC9 C9 COJP20Battery JP2-Battery 2 PISW102 3 PIJP20Battery01 PISW103 2 PIJP20Battery02 4 PISW104 10uF GND 330K 4.7uH L1 COL1 B 1 PIU301 5 VOUT R10 PIL10 10uF GND 6 PIU306 VIN NLMCP16400EN MCP1640_EN 3 PIU303 EN GND COC8 C8 2 NLBattery0Power Battery_Power PIC801 PIC802 VCC 5 PISW105 6 PISW106 EG1390B Battery_Power Battery_Power GND B PIR10 1 GND GND C C Title D Size D Number Revision A4 Date: File: 1 2 3 2/11/2013 Sheet of C:\Users\..\BT_Weighing_Scale3.SchDoc Drawn By: 4 COD3 COD2 PAD302 PAD202 PAD301 PAR2102 PAR2101 COR21 COJ10ICSP COR16 COR15 COR18 COR17 PAD201 PAR2501 PAR2502 COR25 PAR1601 PAR1201 PAR1602 PAR1202 PAR1501 PAR1101 PAR1801 PAR1401 PAR1701 PAR1301 PAR1502 PAR1102 PAR1802 PAR1402 PAR1702 PAR1302 COC7 PAC701 PAC702 COR8 PAR802 PAR801 PAJ10ICSP2 PAJ10ICSP4 PAJ10ICSP6 PAJ10ICSP1 PAJ10ICSP03 PAU1028PPAAJ1U01IC0S2P75PAU1026PAU1025PAU1024PAU1023PAU102PAU102PAU102 PAU109PAU108PAU107PAU1016PAU105 PAJ30Input01 PAJ30Input02 PAJ30Input03 PAJ30Input04 PAJ30Input05 COR2PAR201 PAC402 PAC401 COC2 PAR302 PAC302 PAM1032 PAM1033 PAM1034 PAM1029 PAM1035 PAR1902 PAR2002 COR19PAR1901 PAR2001COR20 PAU205 PAU206 PAU207 PAU208 COC4 COU1 PAM1024PAM1023 PAM102 PAM1021PAM1020 PAM1019PAM1018PAM1017 PAM1016PAM1015PAM1014 PAM1013 PAM101PAM102 PAM103PAM104PAM105 PAM106PAM107PAM108 PAM109PAM1010PAM101 PAM1012 COJ30Input COR5 PAR502 PAR501 PAR701 PAR702COR7COC11 PAR202 PAC201 PAC202 PAC1101 PAC1102 PAC602 COR12 COR11 COR14 COR13 PAM1030 PAM1028 PAM1031 COM1 COC6PAC601 COD1 PAD101 PAD102 COC3PAC301 PAU10 PAU102PAU103PAU104PAU105PAU106PAU107PAU108PAU109 PAU10 PAU10 1PAU10 2PAU1013PAU10 4 PAR2302 PAR2301 COR23 COR24 COC10 COU4 PAU401 PAU402 PAU403 PAU404 PAR2202 PAR2201 PAU405 COR22 PAC1002 PAC1001 PAR301 COR3 PAU204 PAU203 PAU202 PAU201COU2 PAC502 PAC501 PAR101 PAR102 PAC101 PAC102COC1 COC5 COR1 PAR601 PAR602 PAR401 PAR402 COR6 COR4 PAR2402 PAR2401 PAU406 COC9PAC902 PAC901 PAU303 PAU302 PAU301 COU3 PAU304 PAU305 PAU306 COR9 PAR902 PAR901 PAR1002 PAR1001 COR10 PAC801 COL1 PAL102 COSW1 PAL101 COC8 PASW106 PASW100 PASW105 PASW103 PASW104 PASW101 PAC802 PASW102 COJP20Battery PAJP20Bat ery01 PAJP20Bat ery02