Int E0 Fn 0011  - Pcrobots V1.41 - "transmit" - Send Data To Another Robo  [g]

   AX = 0011h
   BX = target robot ID
   CX = data to be sent

Return: AX = status (0000h data could not be sent, 0001h data sent)

Note:  this call costs one unit of battery power