Concept for i2c peripheral (target) interface

example_i2c_peripheral.go

package main

import (
	"machine"
	"time"
)

var input [16]byte

func main() {
	machine.I2C0.Configure(machine.I2CConfig{
		// valid options are machine.I2CController or machine.I2CPeripheral
		Mode:    machine.I2CPeripheral,
		Address: 0x84,
	})

	for {
		if machine.I2C0.Buffered() {
			n, _ := machine.I2C0.Read(input[:]) 	
			
			machine.I2C0.Write([]byte("hello, "))
			machine.I2C0.Write(input[:n])
			machine.I2C0.Write([]byte("\r\n"))
		}
		
		time.Sleep(10 * time.Millisecond)
	}
}