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alazifi
| Reference | Value | Description |
|---|---|---|
| U1 | ATmega328P-P | 20MHz, 32kB Flash, 2kB SRAM, 1kB EEPROM, DIP-28 |
| U2 | AMS1117 | 1A Low Dropout regulator, positive, 3.3V fixed output, SOT-223 |
| U3 | PCA9548A_Board | |
| U4 | IC-SD | |
| U5 | OUT-5V | 5V 3A 150kHz Step-Down Voltage Regulator, TO-220 |
| U6 | OUT-7,5V | |
| C1,C2,C5,C7,R9,R10 | 100 | Polarized capacitor,Resistor |
| C3,C9 | 680 | Polarized capacitor |
| C4,C6 | 22pF | Unpolarized capacitor |
| C8 | 220 | Polarized capacitor |
| C10 |
| 330 |
| Polarized capacitor |
| CFF1 | 1,5nF | Unpolarized capacitor, small symbol |
|---|
| D1 | 1N5401 | 100V 3A General Purpose Rectifier Diode, DO-201AD |
|---|
| D2,D3 | 1N5825 | 40V 3A Schottky Barrier Rectifier Diode, DO-201AD |
|---|
| J1 | T1 |
|---|
| J2 | T2 |
|---|
| J3 | T3 |
|---|
| J4 | T4 |
|---|
| J5 | T5 |
|---|
| J6 | T6 |
|---|
| J7 | I2C |
|---|
| J8 | Nextion |
|---|
| J9 | AUX |
|---|
| J10 | Battery |
|---|
| J11 | Switch |
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| J12 | 12VDC In | DC Barrel Jack with an internal switch |
|---|
| J13 | MicroSD |
|---|
| L1,L2 | 33 | Inductor |
|---|
| R1-R4 | 3k3 | Resistor |
|---|
| R5 | 10k | Resistor |
|---|
| R6 | 4k7 | Resistor |
|---|
| R7 | 33k | Resistor |
|---|
| R8 | 22k | Resistor |
|---|
| R11,R12 | 1k | Resistor |
|---|
| R13 | 390 | Resistor |
|---|
| Y1 | Crystal | Two pin crystal |
|---|