原理图(Analog-Test-Shield-Schematic).pdf

发布时间：2023-12-03 发布人：admin 分类：养殖资料大小：0.05M 资料格式：pdf 举报版权申诉

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A B C 1 3V3 5V R2 NC R3 NC 5V 3V3 C6 104 C7 104 GND GND 3V3 2 D15 D14 AVDD GND D13 D12 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 TX RX Extension Interface NC IOREF NRST 3V3 5V GND GND VIN A0 A1 A2 A3 A4 A5 H2 8 7 6 5 4 3 2 1 1 2 3 4 5 6 H3 H1 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 H4 3 4 Speak/LED Circuit GND GND Speaker R410k GND 1 2 3 4 U1 GAIN BYPS VCC VOUT GAIN IN- IN+ GND LM386 8 7 6 5 GND R5 100R C2 104 C3 104 C4 100uF C5 20pF GND 5V LS1 Speaker R8 1k PWR GND LED R11 1k LED GND ADC Circuit 3V3 5V R14 0R R15 NC R1810k ADC DAC Circuit U2 Vout Vss VDD A0 SCL SDA MCP4725 6 5 4 GND SCL SDA 3V3 DAC GND 1 2 3 C11 104 C12 10UF 3V3 R16 4.7k R17 4.7k DA/PWM JMP PWM ADC D11 A0 2 4 1 3 P3 Speak/LED JMP DAC LED PWM P1 1 3 5 2 4 6 DAC Speaker PWM D GND GND 1 2 aveshareW 3 Analog Test Shield A B C D EXTENS POWER 3V3 GND 5V P2 1 3 5 2 4 6 IIC JMP H5 H6 1 3 2 2 3 1 A5 SCL D15 Header 3 Header 3 3V3 GND 5V A4 SDA D14 4

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原理图(Analog-Test-Shield-Schematic).pdf

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