question about serin&serout in picbasicpro

[hamid9543]

hi.
i conect pic16f877(mcu1) to pic16f877(mcu2) and mcu2 conect to lcd.
conect with wire and transmition data or number with serin and serout (picbasicpro)
when conect with both micro wire and transmition "a" lcdshow"a" .that is ok
but when conect with RF module lcd show "#*@a".not working properly.
i thik some bit miss.can anybody help to me
regard

[LazBoy]

TX/RX units must be friendly for RS232 protocol.
There is some difficulties for directly RS232 TX/RX processes.
You must send preamble (generally ASCII "U" ) first for balancing RX unit.
Also search Manchester Encoding/Decoding

[chyelim]

Hi, may i know how is your connection with the RF module and LCD ? and also what is the RF module model or which brand is it ??