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OpenLogicEFI
Hardware is based off an open source project called Speeduino by Josh Stewart.
| Reference | Value | Description |
|---|---|---|
| IC1 | L78M05ABDT-TR | |
| IC2 | MPXH6400 | Board Mount Pressure Sensor 0.3V to 4.9V 20kPa to 250kPa Absolute Automotive 8-Pin SSOP Tube |
| Q1,Q2 | STP62NS04Z | STMicroelectronics STP62NS04Z N-channel MOSFET Transistor, 62 A, 33 V, 3-Pin TO-220 |
| Q3 | AO3400A | |
| U1,U4,U5 | SRV05-4-P-T7 | |
| U2 | ULN2003A | |
| U3 | TC4427 |
| A1 | Pololu_Breakout_DRV8825 |
|---|
| C1,C3,C7,C10,C12,C14-C17,C19,C21,C22 | 100nF |
|---|
| C2 | 10nF |
|---|
| C4,C18,C20,C23-C25,C27,C28 | 220nF |
|---|
| C5 | 2.2uF |
|---|
| C6,C26 | 330nF |
|---|
| C8 | 10uF |
|---|
| C9,C11 | 1uF |
|---|
| C13 | 47pF |
|---|
| D1 | B5819 |
|---|
| D2 | 1N4148WS |
|---|
| D3 | ZMM5V6-M |
|---|
| J1 | VR_Header |
|---|
| J2,J3,J5-J7 | Conn_01x04 |
|---|
| J4 | Conn_02x12_Counter_Clockwise |
|---|
| JP1,JP2 | Pullup |
|---|
| JP3 | VR-HALL |
|---|
| JP4 | VR-Hall |
|---|
| JP5 | Jumper_3_Bridged12 |
|---|
| LED1,LED2 | LED |
|---|
| R1,R2,R4,R8,R10,R17,R18,R22,R26,R31 | 1K |
|---|
| R3,R5,R6,R14-R16,R19 | 100K |
|---|
| R7,R20,R23 | 2.4k |
|---|
| R9,R12,R32-R38,R40 | 470 |
|---|
| R11,R39 | 10k |
|---|
| R13 | 120 |
|---|
| R21,R24 | 10 |
|---|
| R25 | 2K |
|---|
| R27,R28 | 2.49k |
|---|
| R29 | 3.9k |
|---|
| R30 | 51k |
|---|
| RV1 | MOV | Varistors 22volts 14mm |
|---|
| XA1 | Arduino_Mega2560_Shield-Arduino |
|---|