MEM
/
ES_3_P5
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Dependencies: mbed
Diff: main.cpp
- Revision:
- 0:630a895826d4
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Mon Oct 17 18:04:25 2016 +0000
@@ -0,0 +1,19 @@
+#include "mbed.h"
+I2C i2c(D14, D15);
+const int addr=0x90;
+int main() {
+ char cmd[2];
+ printf("\r\nTCN75 I2C thermometer\r\n");
+ cmd[0]=0x01;
+ cmd[0]=0x00;
+ i2c.write(addr, cmd, 2);
+ while(1){
+ wait(1);
+ cmd[0]=0x00;
+ i2c.write(addr, cmd, 1);
+ i2c.read(addr, cmd, 2);
+ float temp = cmd[0]<<8|cmd[1];
+ printf("Temperatue = %.4f C\r\n", temp/256);
+ }
+
+}