diff --git a/ModbusThermometer.cpp b/ModbusThermometer.cpp
index c0372e2..be609f2 100644
--- a/ModbusThermometer.cpp
+++ b/ModbusThermometer.cpp
@@ -13,16 +13,16 @@ void setup() {
   Serial.begin(9600);
   delay(1000);
   
-  pinMode(13, OUTPUT);
+  pinMode(8, OUTPUT);
 
-  ads1210.begin(9, 8);
+  ads1210.begin(9, 7);
   
 }
 
 void loop() {
-  digitalWrite(13, HIGH);   // turn the LED on (HIGH is the voltage level)
+  digitalWrite(8, HIGH);   // turn the LED on (HIGH is the voltage level)
   delay(1000);              // wait for a second
-  digitalWrite(13, LOW);    // turn the LED off by making the voltage LOW
+  digitalWrite(8, LOW);    // turn the LED off by making the voltage LOW
   delay(1000);              // wait for a second
 
   uint32_t adcValue = ads1210.get();
diff --git a/ads1210.cpp b/ads1210.cpp
index bf402cb..c71ec12 100644
--- a/ads1210.cpp
+++ b/ads1210.cpp
@@ -25,7 +25,8 @@ void ADS1210::disableCS() const {
 
 void ADS1210::waitForDRdy() const {
   uint32_t timeOut = 100000;
-  while ((0 != digitalRead(m_drdyPin)) && timeOut--) {
+  while ((0 != digitalRead(m_drdyPin)) && timeOut) {
+	  timeOut--;
   }
   if (0 == timeOut) {
     fatal(1);
@@ -39,7 +40,7 @@ void ADS1210::waitForDRdyWOTimeout() const {
 
   
 void ADS1210::writeRegister(const uint8_t regAddr, const uint8_t value) const {
-  waitForDRdy();
+  //waitForDRdy();
   enableCS();
   SPI.transfer(regAddr);
   SPI.transfer(value);
@@ -50,7 +51,7 @@ void ADS1210::writeRegister(const uint8_t regAddr, const uint8_t value) const {
 uint8_t ADS1210::readRegister(const uint8_t regAddr) const {
   uint8_t res;
   
-  waitForDRdy();
+  //waitForDRdy();
   enableCS();
   SPI.transfer(regAddr | INSR_RW);
   res = SPI.transfer(0);