RF module AlarmIssuing time:2020-12-29 14:38 RF module Alarm RF is the abbreviation of radio frequency. RF module is RF module or radio module, which is often referred to as wireless module. RF module alarm has two meanings: When the RF transmitting module times out, it does not report any information. It is often said that the RF module does not report any information. The causes of this failure are: RF receiving module failure; RF transmitting module failure; The transmitting host failed and the information was not reported. RF transmitting module reports information, which reports RF module connection failure or equipment failure. |