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eddyem
Code samples and ready projects based on bare-metal STM32
| Reference | Value | Description |
|---|---|---|
| Q1 | B0505S-1W | |
| Q2 | B0509S-1W | |
| Q3 | SI2308 | |
| Q4 | B2424S-2W | isolated DC-DC |
| Q5 | B0505S-2W | isolated DC-DC |
| Q6 | SI2300 | |
| U1 | BME280 | 3-in-1 sensor, humidity, pressure, temperature, I2C and SPI interface, 1.71-3.6V, LGA-8 |
| U2 | STM32F303CBT6 | |
| U3 | ISO1050DUB | |
| U4,U5 | 74HC4051 | |
| U6,U7 | PC844 | Quad AC/DC Optocoupler, Vce 35V, CTR 20%, DIP16 |
| U8 | LM2576HVS-5 | 5V 3A, SIMPLE SWITCHER® Step-Down Voltage Regulator, High Voltage Input, TO-263 |
| U9 | ADUM4160 | |
| U10 | USBLC6-2SC6 | Very low capacitance ESD protection diode, 2 data-line, SOT-23-6 |
| U11 | LM1117MP-3.3 | 800mA Low-Dropout Linear Regulator, 3.3V fixed output, SOT-223 |
| U12 | IP4220CZ6 | |
| U13 | ISO3086 | |
| U14 | ISO3088DW | 20 Mbps, Isolated 5-V Half-Duplex RS-485 transceiver, SOIC-16 |
| BZ1 | Buzzer 3.3V | |
| C1,C2,C4,C6-C8,C11,C26-C28,C30-C35,C37-C40,C43,C45 | 0.1 | |
| C3,C5 | 12 | |
| C9,C10,C17,C20,C23,C25,C41,C42,C44,C46 | 1u | |
| C12 | 100u 35V | |
| C13-C16,C18,C19,C21,C22 | 1n | Unpolarized capacitor, small symbol |
| C24 | 100u 16V | |
| C29 | SE-5R5-D105VYV3C | |
| C36 | 47u 6V | |
| D1-D8 | LED SMD | Light emitting diode |
| D9 | SMBJ30A | Zener diode |
| D10 | PESD1CAN | |
| D11 | 1N5822 | |
| D12,D13 | B340A | |
| D14,D15,D17 | SM712_SOT23 | 7V/12V, 600W Asymmetrical TVS Diode Array, SOT-23 |
| D16 | SS14 | |
| F1,F3-F5 | 0.5A | Fuse |
| F2 | 5A | Fuse |
| J1 | Vin | |
| J2 | EXT_IN | |
| J3 | CAN | 9-pin female receptacle socket D-SUB connector |
| J4 | Ain | Generic screw terminal, single row, 01x04, script generated (kicad-library-utils/schlib/autogen/connector/) |
| J5 | USB_B | |
| J6 | Prog | Generic connector, single row, 01x06, script generated |
| J7 | SSI{slash}422 | 9-pin female receptacle socket D-SUB connector |
| J8 | Relay | |
| J9 | RS-485 | Generic screw terminal, single row, 01x03, script generated (kicad-library-utils/schlib/autogen/connector/) |
| JP1-JP7,JP10,JP11 | SolderJumper_2_Open | Solder Jumper, 2-pole, open |
| JP8,JP9 | 3 | Solder Jumper, 3-pole, open |
| K1 | G5LE-1-5VDC | Omron G5LE relay, Miniature Single Pole, SPDT, 10A |
| L1 | 100u | |
| P1-P6 | Hole | |
| R1,R41-R44,R47,R48,R53,R55,R58 | 10k | |
| R2,R12 | 4k7 | |
| R3-R11,R56,R57 | 330 | |
| R13-R20 | 3k3 | Resistor |
| R21,R22,R24-R29 | 560 | |
| R23 | 120 | |
| R30 | 1k5 | |
| R31,R32,R45,R46,R54 | 22 | |
| R33 | 10M | |
| R34-R39 | 7.5 | |
| R40 | 91k | |
| R49-R52 | 110 | |
| RV1-RV3 | 50k | |
| SW1 | SW_DIP_x01 | |
| SW2 | SW_DIP_x04 | |
| SW3-SW5 | SW_Push | |
| TP1-TP3 | Gnd | |
| TP4 | 24V | |
| TP5 | 5V | |
| TP6 | 4.6V | |
| TP7 | 3.3V | |
| Y1 | 8MHz |