The UIO-10 has one relevant jumper. That is jumper #1 on jumper header JP1. If this jumper is mounted the bootloader will be skipped at startup. This means if you have to upgrade the firmware you have to make sure to remove this jumper.

Jumper settings

Firmware update

Hardware

[Public] Hardware

Stepper motor

Tool length sensor

E-Stop

How to connect

How to connect..E-Stop

Introduction

Board overview

Outputs

Inputs

Connectors

Firmware upgrade

CPU5A3/CPU5A4/CPU5A4E

Introduction & intended use

Operation

Buttons

Macro programming

Setup and behavior

Wireless Pendant

I/O overview

Connecting a toggle or momentary switch

Connecting a rotary switch

Connecting a rotary encoder (MPG)

Using Feed/Speed override inputs 

UIO-10