![]() ![]() However, you need to have a professional software engineer to complete the subsequent software development work. ![]() A professional hardware engineer is not necessarily required. Of course, the hardware connection is relatively simple. You can be surprised to find that with the help of the RS232-MDB box. Next, you only need to use a simple serial port tool (Also can be provided by WAFERSTAR company) according to the instructions in the Quick User Guide, and then you can manually send data to pay and allow dispensing. As long as it is a serial communication device. You can also choose a computer, an Android motherboard, or a Raspberry Pi motherboard as a payment device. ![]() You can choose any RS232 device as a payment device, such as an existing POS machine (of course, you must have the ability to program on the POS machine, communicate with the RS232-MDB box according to the protocol and send and receive the data). The first purpose of purchasing this device is to develop a cashless payment device that can communicate with the vending machine, make payments, and allow dispensing the goods, so as to realize unattended automatic payment and sales. ![]()
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