diff --git a/avr/main.c b/avr/main.c
index eb93148..e4caa63 100644
--- a/avr/main.c
+++ b/avr/main.c
@@ -50,10 +50,6 @@ ISR(TIMER0_COMPB_vect) {
 
         if (buffer.cur < buffer.read) {
             value_out = buffer.data[buffer.cur++];
-        } else if (buffer.cur == buffer.len) {
-            buffer.len  = 0;
-            buffer.cur  = 0;
-            buffer.read = 0;
         }
 
         bits = 8;
@@ -74,10 +70,6 @@ ISR(SPI_STC_vect) {
 
     if (buffer.cur < buffer.read) {
         SPDR = buffer.data[buffer.cur++];
-    } else if (buffer.cur == buffer.len) {
-        buffer.len  = 0;
-        buffer.cur  = 0;
-        buffer.read = 0;
     }
 }
 
@@ -150,10 +142,6 @@ static void setup_clock_external() {
      * Initialize the SPI Data Register and serial buffer
      */
     SPDR = 0;
-
-    buffer.len  = 0;
-    buffer.cur  = 0;
-    buffer.read = 0;
 }
 
 int main() {