tinySA - tiny Spectrum Analyzer

About

tinySA is very tiny handheld Spectrum Analyzer (SA). It is standalone with lcd display, portable device with battery. This project aim to provide an useful instrument for the RF enthusiast.

This repository contains source of tinySA firmware.

Prepare ARM Cross Tools

UPDATE: Recent gcc version works to build tinySA, no need old version.

MacOSX

Install cross tools and firmware updating tool.

$ brew tap px4/px4
$ brew install gcc-arm-none-eabi-80
$ brew install dfu-util

Linux (ubuntu)

Download arm cross tools from here.

$ wget https://developer.arm.com/-/media/Files/downloads/gnu-rm/8-2018q4/gcc-arm-none-eabi-8-2018-q4-major-linux.tar.bz2
$ sudo tar xfj gcc-arm-none-eabi-8-2018-q4-major-linux.tar.bz2 -C /usr/local
$ PATH=/usr/local/gcc-arm-none-eabi-8-2018-q4-major/bin:$PATH
$ sudo apt install -y dfu-util

Fetch source code

Fetch source and submodule.

$ git clone https://github.com/erikkaashoek/tinySA.git
$ cd tinySA
$ git submodule update --init --recursive

Build

Just make in the directory.

$ make

Build firmware using docker

Using this docker image and without installing arm toolchain, you can build the firmware.

$ cd tinySA
$ docker run -it --rm -v $(PWD):/work edy555/arm-embedded:8.2 make

Flash firmware

First, make device enter DFU mode by one of following methods.

• Jumper BOOT0 pin at powering device
• Select menu Config->DFU (needs recent firmware)

Then, flash firmware using dfu-util via USB.

$ dfu-util -d 0483:df11 -a 0 -s 0x08000000:leave -D build/ch.bin

Or simply use make.

$ make flash

Companion Tools

There are several numbers of great companion PC tools from third-party.

• Soon to come by Erik
• tinySASaver by Erik

Documentation

• tinySA User Guide

Reference

• Specification
• Technical info

Note

tinySA is a trademark owned by its respective owner. Unauthorized use the the name tinySA not permitted

Authorized Distributor

• See the Wiki

Credit

• @erikkaashoek

Contributors

• @edy555
• @hugen79
• @cho45
• @DiSlord