| Comment(属性) | Designator(位号) | Footprint(封装) | Quantity(数量) |
| CR1220 | Battery | CR1220 | 1 |
| Buzzer | Buzzer | Buzzer | 1 |
| 22UF | C1, C23 | C3216 | 2 |
| 104 | C2, C3, C5, C7, C9, C10, C11, C12, C13, C18, C19, C20, C24, C25, C26 | C0603 | 15 |
| 4.7UF | C4 | C3216 | 1 |
| 1UF | C6, C8 | C3216 | 2 |
| 10PF | C14, C15, C16, C17 | C0603 | 4 |
| 22PF | C21, C22 | C0603 | 2 |
| RED | D1 | LED0603 | 1 |
| BLUE | D2, D3, D4 | LED0603 | 3 |
| 5.1V | D5 | D1206 | 1 |
| 1N4148 | D6 | D1206 | 1 |
| 6V/500MA | F1 | F0805 | 1 |
| KEY | K1, K2, K3 | KEY | 3 |
| RESET | K4 | KEY | 1 |
| Header 3 | P1 | Header 3 | 1 |
| BOOT1 | P2 | Header 3 | 1 |
| COM | P3 | Pin 2*2 | 1 |
| DG301-2P | P4, P5 | DG301-2P | 2 |
| Header 20*2 | P6 | Header 20*2 | 1 |
| LCD | P7 | LCD | 1 |
| JTAG | P8 | DC3 20 | 1 |
| S8550 | Q1, Q3, Q4 | SOT-23 | 3 |
| S8050 | Q2 | SOT-23 | 1 |
| 0R | R1, R2 | R0603 | 2 |
| 47 | R3 | R0603 | 1 |
| 470 | R4, R43, R44, R45 | R0603 | 4 |
| 10K | R5, R6, R7, R11, R19, R20, R21, R22, R23, R24, R28, R29, R30, R31, R32 | R0603 | 15 |
| 27 | R8, R9, R16, R17 | R0603 | 4 |
| 1.5K | R10, R18 | R0603 | 2 |
| 1K | R12, R13, R14, R34, R36, R40 | R0603 | 6 |
| 45K | R15 | R0603 | 1 |
| 4.7K | R25, R26, R27, R35, R37, R39 | R0603 | 6 |
| 120 | R33, R38 | R0603 | 2 |
| 2K | R41 | R0603 | 1 |
| 20K | R42 | 3362P | 1 |
| SW | S1, S2 | SW | 2 |
| TF | TF | TF | 1 |
| STM32F103VET6 | U1 | QFP100 | 1 |
| AMS1117-3.3 | U2 | SOT223 | 1 |
| PL2303HX | U3 | SSOP28 | 1 |
| AT24C02 | U4 | SOP8 | 1 |
| W25X16 | U5 | SOP8 | 1 |
| TJA1050 | U6 | SOP8 | 1 |
| MAX485 | U7 | SOP8 | 1 |
| MINI USB | USB1, USB2 | MINI USB | 2 |
| 8M | Y1 | XTAL | 1 |
| 32.768KHZ | Y2 | XTAL1 | 1 |
| 12M | Y3 | XTAL | 1 |
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