The RF51422 module is an ANT+ RF transceiver module with a UART interface. It uses a high-performance SOC chip inside and integrates the ANT+ protocol stack. Customers can directly realize the data sending and receiving communication between ANT+ devices through standard UART commands, which are mainly used in the development of standard ANT+ protocol related products. This module is compatible with most of the ANT+ protocol devices on the market.
RF51422 is manufactured and tested strictly using lead-free process and complies with RoHS and Reach standards.
Enter the DFU (firmware upgrade) mode control pin, pull this pin low, and then give a low pulse to the RESET pin, and the module will enter DFU mode after restarting. Pull up or leave this pin unconnected, power-on or reset will enter the normal operating mode.
6
CS
Sleep control pin, pull down the CS module to sleep, pull it high or float to make the module work normally
7
RESET
Pull this pin low to reset the module, pull it high or floating, the module will work normally
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