Wireless communication module
skype is amanda924fugn
Program background: generally the wireless communication module includes a
wireless
wireless
modulator module and wireless output, or inrease output circuit with the power amplifier,
to increase the wireless transmission distance. Such modules cannot guarantee the
reliability of c
to increase the wireless transmission distance. Such modules cannot guarantee the
reliability of c
ommunications during use, are very easy to loss the communication datas if there is co-channel interference or broadband frequency interference case. Using a hardware
communication
communication
protocol processor program, due to the protocol introduction, increasing the difficulty of
application development, and having higher chip and manufacturing cost, it's not
conducive to
conducive to
rapidly introduce into target product for users. This program adopts MCU + CC2500 + PA
structure, run high-end communication protocol via MCU, to ensure communication data is correctly sent to
the receiver, on the host controller using a standard UART communication mode, do not
require any addons particular communication protocol, very easy to apply to the
products, even for the
most oldfashioned design, you can also carry out wireless control without change any
software.
structure, run high-end communication protocol via MCU, to ensure communication data is correctly sent to
the receiver, on the host controller using a standard UART communication mode, do not
require any addons particular communication protocol, very easy to apply to the
products, even for the
most oldfashioned design, you can also carry out wireless control without change any
software.
Structure:
Module Ports: UART communication port, Bit transfers format 1+8+1, that is 1 start bit,
8 data bits, 1 stop bit
8 data bits, 1 stop bit
Module RF frequency:2.4G
Module max. output: 20db
Module power supply voltage: 5V
Module Wireless working mode: half-duplex, when wireless transmission one part to send another one to receive
DEMO module provide: USB Interface, can be directly connected to the PC for testing,
may also
may also
be used as a PC transceiver interface; serial port can be connected directly with the host
MCU.
MCU.
UART Port: Pin1 --Power GND
Pin2 --Signal line, function is given by a specific module, nonuse without customization feature.
Pin3 --RXD Serial signal input
Pin4 --TXD Serial signal output
Pin5 --Vcc +5V input
Note: If use the USB interface, UART interface won’t be used