diff --git a/modbus_master.c b/modbus_master.c
deleted file mode 100644
index 7f06022..0000000
--- a/modbus_master.c
+++ /dev/null
@@ -1,55 +0,0 @@
-#include "modbus_master.h"
-#include "modbus.h"
-#include <util/delay.h>
-
-#include <stdio.h>
-
-uint8_t wait_receive(uint8_t len, uint16_t dest[], uint8_t timeout){
-
-    uint8_t breaker = timeout;
-    while(!receiveOkay && breaker) { //wait for client response, time out after 1s
-        breaker--;
-        _delay_ms(10);	
-    }
-
-    if(receiveOkay) { //if this fails, there was either no response or a crc error
-        if(rxbuffer[1]&0x80) { //client responded with an error code
-            //handle the error
-            printf("error\n\r");
-            return -1;
-        }
-        else {
-            for(uint8_t x=0;x<len;x++) { //rxbuffer[2] should be 8 (4 registers => 8 bytes). You might want to check this at this point.
-                dest[x]=(rxbuffer[3+x*2]<<8)+rxbuffer[4+x*2]; //do sth with the acquired data.
-            }
-        }
-
-    }
-    return 0;
-}
-
-void readReg(uint8_t slaveid, uint16_t address, uint8_t amount) {
-    _delay_ms(2);
-    rxbuffer[0]=slaveid;
-    modbusSetAddress(slaveid);
-    rxbuffer[1]=0x03;
-    rxbuffer[2]=(address>>8)&0xFF;
-    rxbuffer[3]=address&0xFF;
-    rxbuffer[4]=0x00;
-    rxbuffer[5]=amount;
-    modbusSendMessage(5);
-}
-
-void writeReg(uint8_t slaveid, uint16_t address, uint16_t value) {
-    _delay_ms(2);
-    rxbuffer[0]=slaveid;
-    modbusSetAddress(slaveid);
-    rxbuffer[1]=0x06;
-    rxbuffer[2]=(address>>8)&0xFF;
-    rxbuffer[3]=address&0xFF;
-    rxbuffer[4]=(value>>8)&0xFF;;
-    rxbuffer[5]=value&0xFF;
-    modbusSendMessage(5);
-}
-
-
diff --git a/modbus_master.h b/modbus_master.h
deleted file mode 100644
index f666884..0000000
--- a/modbus_master.h
+++ /dev/null
@@ -1,12 +0,0 @@
-#ifndef _MODBUS_MASTER_H_
-#define _MODBUS_MASTER_H_
-
-#include <stdint.h>
-
-#define receiveOkay (modbusGetBusState() & (1<<ReceiveCompleted))
-
-uint8_t wait_receive(uint8_t len, uint16_t dest[], uint8_t timeout);
-void readReg(uint8_t slaveid, uint16_t address, uint8_t amount);
-void writeReg(uint8_t slaveid, uint16_t address, uint16_t value);
-
-#endif