xnima_irumei 发表于 2017-11-20 18:59

高分辨率电子秤设计（原理图、PCB、源代码



CommentDescriptionDesignatorFootprintLibRefQuantity5015TEST POINT, MINIATURE, SMT+5V, BR_O+, BR_O-, BR_R+, BR_R-,EXC_GPIO_N, EXC_GPIO_P, GND1, GND2, GND35015Test Point SMT10GRM188R71H472KA01DCAP, CERM, 4700pF,50V, +/-10%, X7R, 0603C10603Cap_small1GRM185R61C105KE44DCAP, CERM, 1uF, 16V,+/-10%, X5R, 0603C2, C5, C7, C8, C9,C100603Cap_small6GRM188R71C104KA01DCAP, CERM, 0.1uF,16V, +/-10%, X7R, 0603C3, C60603Cap_small2250X15W104MV4ECAP, CERM X2Y, 100nF, 25V, X7R, +/-20%, 0805C4, C11, C15, C16X2Y 0805 (X15)CAP_X2Y4C3216X7R1C106MCAP, CERM, 10 uF,16V,X7R +/-20%, 1206, CAP, CERM, 10uF, 16V, X7R +/-20%, 1206C12, C141206Cap_small, Capacitor2GRM188R71E103KA01DCAP, CERM, 0.01uF,25V, +/-10%, X7R, 0603C130603GRM188R71E103KA01D1DDZ6V2B-7DIODE, ZENER, 6.2V,500mW, SOD-123D1SOD-123Zener Diode1SSW-110-22-F-D-VS-KConnector,Receptacle, 100mil, 10x2, Gold plated, SMDJ1, J2CONN_SSW-110-22-F-D-VS-KSSW-110-22-F-D-VS-K2Net-TieSingle pointconnection between nets.NT1, NT2Net-Tie_10milNet-Tie2ERJ-3GEYJ104VRES, 100k Ohm, 5%,1/10W, 0603R1, R2, R26, R27, R280603Resistor,Resistor_small5804-2512RES, 87.5 kohm, 0.5%,0.75W, 2512, RES, 87.5k Ohm, 0.5%, 0.75W, 2512, RES, 87.325k Ohm, 0.01%,0.75W, 2512R3, R6, R7, R11, R13,R172512Resistor_small6804-1206RES, 350 ohm, 0.25%,0.3W, 1206R4, R5, R14, R151206Resistor_small4ERJ-3EKF47R0VRES, 47 Ohm, 1%,1/10W, 0603R8, R100805_HVResistor2ERJ-3EKF47R0VRES, 47 Ohm, 1%,1/10W, 0603R9, R12, R16, R18,R19, R200603Resistor6RG1608P-4990-B-T5RES, 499 ohm, 0.1%,0.1W, 0603R21, R240603RG1608P-4990-B-T522-1879336-4RES, 47 Ohm, 1%,1/10W, 0603R22, R250805_HVResistor2RG1608P-9091-B-T5RES, 9.09k ohm, 0.1%,0.1W, 0603R230603RG1608P-9091-B-T51RC0603FR-07499RLRES, 499 ohm, 1%,0.1W, 0603R29, R30, R31, R330603RC0603FR-07499RL4RG2012P-102-B-T5RES, 1.00k ohm, 0.1%,0.125W, 0805R32, R340805_HVRG2012P-102-B-T52PTS120601B100RP100Temperature Sensor,100 ohm, 1%, 1206RT11206PTS120601B100RP1001200USP9T1A1M2RESwitch, Toggle, SPST,1Pos, THS1, S2, S3, S4200USP9xxxxM2200USP9T1A1M2RE4ADS1263IPWIC, 32-bit, 38kSPSADCU1PW28ADS126XPW1TS5A21366RSERIC, Single-Channel 10Ohms SPDT Analog Switch with enableU2, U3RSE-8TS5A21366RSE2

xnima_irumei 发表于 2017-11-20 19:01


xnima_irumei 发表于 2017-11-20 19:03



地沟油 发表于 2017-11-20 19:50

地沟油 发表于 2017-11-20 19:51

汎仕 发表于 2017-11-20 19:55

yangxf0120 发表于 2017-11-20 21:21

谢谢分享高分辨率电子秤设计

ywzxw 发表于 2017-11-20 21:54

资料不错，谢谢分享

qq907886543 发表于 2017-11-20 22:54

单枪舞九州 发表于 2017-11-21 06:43

不错
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