---
# System prepended metadata

title: Analysis
tags: [workspace]

---

Analysis
===
[TOC]
###### tags: `workspace`
# hardware
## pixhawk 2.4.6
![](https://i.imgur.com/sWJunuv.png)
![](https://i.imgur.com/jgLYl39.jpg)
![](https://i.imgur.com/LlRgTJJ.jpg)

## Core
[FMUv2.4.6晶片腳位描述](https://hackmd.io/o2sohB6fRxeNB4wcc6X7dA)

[角位對照](https://docs.google.com/spreadsheets/d/1VIt7P75y3jd7b6p9qHOlhlxAAMS9cNSIBQzbmiB-iI0/edit#gid=0)

### PWM 與 S.BUS
https://docs.px4.io/master/en/hardware/reference_design.html
AUX OUTPUT 是由 FMU 晶片提供
![](https://i.imgur.com/biswBKj.png)


S.BUS & MAIN OUT 是由 IO 晶片提供
![](https://i.imgur.com/0ADpQm5.png)

![](https://i.imgur.com/DF0lTjX.png)


# software

## FMU to IO Serial

由於TCA62724已經停產，因此後來買的晶片皆換成NCP5623C
# RGB LED indicators
## TCA62724FMG
![](https://i.imgur.com/SyuUEhj.jpg)

## NCP5623C
![](https://i.imgur.com/8EORuYu.jpg)

# Connection pins 
![](https://i.imgur.com/otPsLbp.jpg)
