EVGENIY BREYNER
/
FROST
Important changes to repositories hosted on mbed.com
Mbed hosted mercurial repositories are deprecated and are due to be permanently deleted in July 2026.
To keep a copy of this software download the repository Zip archive or clone locally using Mercurial.
It is also possible to export all your personal repositories from the account settings page.
Revision 0:9c03bf9526c4, committed 2019-12-11
- Comitter:
- zbr2006
- Date:
- Wed Dec 11 13:58:25 2019 +0000
- Commit message:
- test
Changed in this revision
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/DS1820.lib Wed Dec 11 13:58:25 2019 +0000 @@ -0,0 +1,1 @@ +https://os.mbed.com/users/marcozecchini/code/DS1820/#ff713869139a
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Wed Dec 11 13:58:25 2019 +0000
@@ -0,0 +1,36 @@
+#include "mbed.h"
+ #include "DS1820.h"
+
+ Serial pc(USBTX, USBRX);
+ DigitalOut led(LED1);
+ DS1820 ds1820(D8); // substitute D8 with actual mbed pin name connected to 1-wire bus
+ float temp = 0;
+ int result = 0;
+
+ int main()
+ {
+ pc.printf("\r\n--Starting--\r\n");
+ if (ds1820.begin()) {
+ while (1) {
+ ds1820.startConversion(); // start temperature conversion from analog to digital
+ wait(1.0); // let DS1820 complete the temperature conversion
+ result = ds1820.read(temp); // read temperature from DS1820 and perform cyclic redundancy check (CRC)
+ switch (result) {
+ case 0: // no errors -> 'temp' contains the value of measured temperature
+ pc.printf("temp = %3.1f%cC\r\n", temp, 176);
+ break;
+
+ case 1: // no sensor present -> 'temp' is not updated
+ pc.printf("no sensor present\n\r");
+ break;
+
+ case 2: // CRC error -> 'temp' is not updated
+ pc.printf("CRC error\r\n");
+ }
+
+ led = !led;
+ }
+ }
+ else
+ pc.printf("No DS1820 sensor found!\r\n");
+ }
\ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Wed Dec 11 13:58:25 2019 +0000 @@ -0,0 +1,1 @@ +https://os.mbed.com/users/mbed_official/code/mbed/builds/65be27845400 \ No newline at end of file