A sample code for tx-rx

gocommunication.go

package main

import (
	"fmt"
//	"time"
	"math/rand"
)

var gcounter int

 	 	
func genBit(blockSize int,cs chan int) {
	for i:=0;i<blockSize;i++ {
	//temp:=rand.Intn(100)
	gcounter++
	fmt.Printf("\nTx(%d) := %d \t ",gcounter,gcounter)
	cs <- gcounter //send a strawberry cake
	fmt.Println(".. exiting  ...",gcounter)
	}
	fmt.Printf("Transmitter closing..")

}

func genSymbol(N int,cs chan int, csout chan []int) {
	var symbol [3]int
//	N:=10
	for j:=0;j<N;j++ {
	for i := 0; i < 3; i++ {
	
	fmt.Printf("\n %d Reading ..%d",j,i)
		symbol[i] = <-cs //get whatever cake is on the channel
		//gcounter++

	}
 
	fmt.Printf("\n Sending Symbol %d %v", j,symbol)
	csout <- symbol[:] 
	fmt.Printf("\n Ready to Read Next Pair %d", j)
	
	}
	
	fmt.Printf("Symbol Generator  closing..")

}

func genFrame(cs chan []int) {
	var symbol [4]int
	cnt := 0
	indx := 0
	for cnt <= len(symbol) {
		tmp := <-cs
		copy(symbol[0:len(tmp)], tmp)
		fmt.Printf("Reading Pair : %d %v ", indx, tmp)
		cnt = cnt + len(tmp)
	}

	result := 0
	for i := 0; i < 4; i++ {
		result += symbol[i]
	}
	fmt.Println("\nCum SUM : ", result)
}

func main() {
	fmt.Print(rand.Int())
	cs := make(chan int)
	chout := make(chan []int)
	N:=30
	
	go genBit(N,cs)
	go genSymbol(10,cs, chout)
	 
	for i:=0;i<10;i++ { 
	fmt.Printf("\n %d Reading Final Pair %v ",i,<-chout)
	}
	close(cs)
	close(chout)
	//time.Sleep(100 * 1e9)

}