# FW revisions

{% hint style="info" %}
FW is available on <https://github.com/flyduino/kissesc-firmware/releases/>
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{% hint style="info" %}
There are two versions available of this FW \
voice - plays voice sounds at the start up. \
beep - plays beep sounds at the start up.
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{% hint style="success" %}
**Please use always the latest stable release** unless u have a serious reasons to use one of the beta/unstable versions. Releases are sorted by date descending.
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## 20180627 - v121a voice <a href="#id-20180627-v-121-a-voice" id="id-20180627-v-121-a-voice"></a>

stable release - voice version

### changes <a href="#changes" id="changes"></a>

* fix a problem where low voltage (below 5v) caused config to reset
* add support for new KISS 25A (Single + 4-in-1 ESC)

### file <a href="#file" id="file"></a>

&#x20; [**KISS32A\_121a\_SVOICE.hex**](https://github.com/flyduino/kissesc-firmware/releases/download/121a_voice/KISS32A_121a_SVOICE.hex)​

## 20180627 - v121a beep <a href="#id-20180627-v-121-a-beep" id="id-20180627-v-121-a-beep"></a>

stable release - beep version

### changes <a href="#changes-1" id="changes-1"></a>

* fix a problem where low voltage (below 5v) caused config to reset
* add support for new KISS 25A (Single + 4-in-1 ESC)

### file <a href="#file-1" id="file-1"></a>

&#x20; [**KISS32A\_121a\_SBEEP.hex**](https://github.com/flyduino/kissesc-firmware/releases/download/121a_beep/KISS32A_121a_SBEEP.hex)​

## 20180223 - v1.20x voice <a href="#id-20180627-v-121-a-voice" id="id-20180627-v-121-a-voice"></a>

beta release - voice version

### changes <a href="#changes" id="changes"></a>

* some sin hybrid adjustments
* some core optimizations
* fixed a bug where the motor sometimes not spin after fast arm/disarm
* improve DShot reading stabilit
* added current calibration (CLI)
* fixed CRSF consumtion not being displyed
* merged Gr. sumD channels to be on +/-100% (1000-2000)
* added consumption warning function (CLI) for MPX and Graupner
* added force tele,etry when used with PWM (CLI). Possible values (HOTT, S-Port and Sensorbus)

### file <a href="#file" id="file"></a>

&#x20;  [**KISS32A\_120x\_SVOICE.hex**](https://github.com/flyduino/kissesc-firmware/releases/download/120x_V2_voice/KISS32A_120x_SVOICE.hex)​

## 20180223 - v1.20x beep <a href="#id-20180627-v-121-a-beep" id="id-20180627-v-121-a-beep"></a>

beta release - beep version

### changes <a href="#changes-1" id="changes-1"></a>

* some sin hybrid adjustments
* some core optimizations
* fixed a bug where the motor sometimes not spin after fast arm/disarm
* improve DShot reading stabilit
* added current calibration (CLI)
* fixed CRSF consumtion not being displyed
* merged Gr. sumD channels to be on +/-100% (1000-2000)
* added consumption warning function (CLI) for MPX and Graupner
* added force tele,etry when used with PWM (CLI). Possible values (HOTT, S-Port and Sensorbus)

### file <a href="#file-1" id="file-1"></a>

&#x20;  [**KISS32A\_120x\_SBEEP.hex**](https://github.com/flyduino/kissesc-firmware/releases/download/120x_V2_beep/KISS32A_120x_SBEEP.hex)