Note: Only the hardware connections are given here. Arduino projects and software are open source for Arduino. You need to find the method of flashing the code online by yourself.
The usb host shield mini requires 3.3v power supply and 5v for the usb interface. So we also need to change the arduino nano mini
1. It is necessary to modify the arduino to supply power to 3.3v. Change the USB diode and replace it with a 3.3V LDO to power the arduino. As shown above
2. The usb host shield mini also needs to be rewired, and the wire from USB-A's vcc to R5 needs to be cut off. As shown above
3. Connect the micro usb 5v lead of arduino to the usb vcc cut off from the usb host shield mini. As shown above
4. Just connect the two boards according to the schematic diagram. The following is a successful board.
Jailbreak iPhone A5 series mobile phones and use the Arduino + usb host shield development board required by iCLoud. Because in the existing examples, two complete communication boards are used, so this time Arduino Nano 328P mini and USB host shield mini are used, and jumper connections are required.
The physical picture and schematic diagram have been verified. The pcb is generated based on the schematic diagram and has not been verified.
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