Create README.md

Author: bhaskar-anil429

README.md

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+# V4-Vibration-Firmware-Update
+
+In order to update the fimrware you will need a
+
+USB to Serial Converter Windows PC Board name PR55-88 Note : if the file name has any special char please remove it
+
+Make sure the PC has usb-serial driver https://www.silabs.com/developers/usb-to-uart-bridge-vcp-drivers?tab=downloads
+
+To update the firmware, you will need a
+
+USB to Serial Converter(PR55-68 or any USB to serial) Windows PC Board name PR55-81 Note: if the file name has any special char, please remove it
+
+How to put in program mode
+
+Press and hold cfg button
+
+Press and release the RST button
+
+Release RST button
+
+Once the firmware update is finished, device will reboot
+
+COmmand to start fimrware update -- python ncd_py_bootloader_v2.py COM4 ./Upgrade.ncd 240