2.4G LC12S 120m 128-Channel UART Wireless Serial Transmission Module


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4,000 Ks

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Detail about Capacitive Touch Module

Product Information:

   Operating frequency: 2.4 GHz

   Communication interface: UART serial

   Vision distance: 120 m

   Channel number: 128    

   Communication speed: 0.6-38.4 kbit / s

   Operating voltage: 2.2-3.6V, standard 3.3V


  • Half duplex communication, strong anti-jamming
  • 2.4GHz ISM frequency range, can be used without application
  • Maximum output power: 12 dBm
  • Receive sensitivity: -95 dBm
  • Transmission current: 40 mA @ 12 dBm
  • Operating current: 24 mA
  • Sleep current: 3.5UA
  • Standard TTL level UART serial
  • Operating frequency can be set; multipke modules can be used without interfering
    The conversion of the communication protocol and the RF transceiver can be automatically performed without user
  • Communication speed: 0.6kbps-38.4 kbps, users can configure via AD command
  • Long-distance transmission: 120 m
  • Small volume SMD package, convenient for installation.

Application of fields:

   Remote control and telemetry
   Data collection
   Intelligent household
   Industrial Control
   AGV robot


  • Operating voltage 2.0V ~ 5.5V
  • Operating current at VDD = 3V typical values ​​of 80uA, 160uA max.
  • Output refresh rate at VDD = 3V at about 55Hz
  • 64 steps sensitivity (SLSE0 ~ 5 pin option)
  • Also provides two kinds of base-order (base-step) (OPST pin option)
  • Stable detection of human contact, to replace the traditional switch directly bond (direct switch key)
  • Direct (direct) mode, the matrix (matrix), and serial (serial) mode, the pad option
  • Select Up to 8 input and 8 output pad under the direct mode
  • Up to eight serial interface mode input pad
  • Fixed 2 and 3 * 3 * 4 matrix type provides up to eight input pads
  • The output can be pad option to select active high or active-low
  • After a period of steady power on time, in the meantime do not touch keypad (key-pad), and feature no
  • Efficiency, TTP226 0.8 to 1.0 seconds
  • Always self-calibration, when all keys are not touch, recalibration cycle is 0.8 to 1.0 Second
  • On-board 8-key TTP226 capacitive touch sensor IC
  • 8 status indicator LEDs
  • Configurable output mode
  • Working Voltage Range: 2.4 V to 5.5 V
  • PCB Size: 47.5 x 46 mm

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