You could judge the error: The first line is the channel that has errors. The second line is the error number: 1. A voltage higher than 2.5V already exists before the channel starts to work, VoltBot is not sure whether this channel is functioning normally. Please check whether the loads has power-sinking protential. If there […]
Here are some demos: VoltBot is outputting 36V with the help of a cheap adapter. Outputting 16.5V to power a Macbook. Outputting -12V for application of operational amplifier. Outputting 3.3V8A would suit to most processors’ power-rails. After you skimmed the demos, here comes the details. This kit consists of three USB gadgets. […]
We released a new firmware, whose version number is 08082019 and a new App version. We have done these modifications in the newest firmware: 1. Pulsed mode. A new control mode added into the On/Off menu, called Pulsed mode. VoltBot could now automatically turn on and turn off alternatively to implement a PMW control. The […]
We have updated our server from HTTP into HTTPS. This makes old Android App cannot fit in. If you find you cannot do firmware updating, please update the App.
You might have troubles when: Connect APP with VoltBot Developing your own programme to communicate with VoltBot So we provide this demo and a tool to debug the communication protocol. The picture below is the demo. This is a running page of "UDP Sender / Receiver". It demonstrated that we sent a message to VoltBot, [...]
Read more As we begin, please make sure that you connect the right WiFi hotspot "VoltBot". If it opened a fake site (https://1.1.1.1), you should clear your browsing history. Here is a how-to for iPhone and for Android Phone. And then, please check there is "http://" in address field instead of "https://" in it. Now you can try to [...]
Read more This is usually due to a certain channel has been damaged, and a short-circuit is there. If you have a multi-meter, you are able to test some points to find out which channel is bad. If you don’t have it, directly apply replacement from us. —————————————————————————————————————————————– TEST PROCEDURE: First, disconnect all devices, and test the […]
You can replace the LCD on your own. Here are steps to get it changed: 1. Take all the screws down. 2. Upside-down, jack up the LCD vertically and uniformly, then all modules will be pushed out, the light-sensor might get bent but it is OK. 3. Unlock the FPC socket connector and drag LCD […]
Touch-key become uncontrollabe. It acts like touched while no touch action at all. There are multiple reasons that cause it. 1. Object Triggered 2. Radio Frequency Triggered 3. Noise on the power-line triggered. Here is a video demoing the previous 2 reason. And here is the solutions: 1. We put the touch key disabled in […]
I can do hardware fixing I can’t do hardware fixing You can change the chips according to specific damaged channels. The position of the chips is as shown in the picture below. Here are 2 ways to get these chips: 1. You could buy chips directly on Digi-Key. Here is the link of RT7258GSP and […]