wireless data transfer by RF transmitter & reciever.

Dear all
I am making RF based project.if I give pulse in transmitter side then I receive pulse in receiver side.but now I want to transfer data 1 to 99 seriely.can it be possible?here I am using 8051 microcontroller and 433mhz RF transmitter and reciever.

Thanks,
Tapu

send 99 pulses and count up?