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docs: update boards/V04

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pazi88 2022-04-04 07:59:41 +00:00 committed by Josh Stewart
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title: V04 Board
description:
published: true
date: 2022-04-04T07:43:38.766Z
date: 2022-04-04T07:59:33.827Z
tags: boards, hardware, v0.4
editor: markdown
dateCreated: 2020-01-06T01:53:44.099Z
@ -192,3 +192,49 @@ You can solder wires directly to the board or use IDC (Insulation Displacement C
Github for the 0.4 hardware designs: https://github.com/speeduino/Hardware/tree/main/v0.4
## Full pin number chart
Chart consist all pin numbers used in Speeduino Firmware for v0.3 boards. Pin numbers are Arduino Mega pin numbers. Not IDC pin numbers. This chart can be used as a guide when setting unused default outputs for some other use.
| Pin name | Pin number | Description |
|---------------------------|-----------------------|-----|
| pinInjector1 | 8 | Output pin injector 1
| pinInjector2 | 9 | Output pin injector 2
| pinInjector3 | 10 | Output pin injector 3
| pinInjector4 | 11 | Output pin injector 4
| pinInjector5 | 12 | Output pin injector 5
| pinInjector6 | 50 | CAUTION: Uses the same as Coil 4 below.
| pinCoil1 | 40 | Pin for coil 1
| pinCoil2 | 38 | Pin for coil 2
| pinCoil3 | 52 | Pin for coil 3
| pinCoil4 | 50 | Pin for coil 4
| pinCoil5 | 34 | Pin for coil 5 (PLACEHOLDER)
| pinTrigger | 19 | The CAS pin
| pinTrigger2 | 18 | The Cam Sensor pin
| pinTrigger3 | 3 | The Cam sensor 2 pin (VVT2 input pin)
| pinTPS | A2 | TPS input pin
| pinMAP | A3 | MAP sensor pin
| pinIAT | A0 | IAT sensor pin
| pinCLT | A1 | CLS sensor pin
| pinO2 | A8 | O2 Sensor pin
| pinBat | A4 | Battery reference voltage pin
| pinDisplayReset | 48 | OLED reset pin
| pinTachOut | 49 | Tacho output pin (Goes to ULN2803)
| pinIdle1 | 5 | Single wire idle control
| pinIdle2 | 6 | 2 wire idle control
| pinBoost | 7 | Boost control
| pinVVT_1 | 4 | Default VVT output
| pinVVT_2 | 48 | Default VVT2 output
| pinFuelPump | 45 | Fuel pump output (Goes to ULN2803)
| pinStepperDir | 16 | Direction pin for DRV8825 driver
| pinStepperStep | 17 | Step pin for DRV8825 driver
| pinStepperEnable | 24 | Enable pin for DRV8825
| pinFan | 47 | Pin for the fan output (Goes to ULN2803)
| pinLaunch | 51 | Can be overwritten below
| pinFlex | 2 | Flex sensor (Must be external interrupt enabled)
| pinResetControl | 43 | Reset control output
| pinBaro | A5 | Input pin for Baro sensor
| pinVSS | 20 | VSS input pin
| pinWMIEmpty | 46 |
| pinWMIIndicator | 44 |
| pinWMIEnabled | 42 |