Hardware Information
3-224 AT Commands Reference Manual December 31, 2007
Figure 3-2: Temperature Vs. A/D Value
Temperature Conversion Function:
Legend:
x = A/D value
y = Temperature
Example
AT+MMAD =1 // Read A2D1 values with analog input of 1.75V.
+MMAD:1,175
OK
AT+MMAD=2,1,15 // Read A2D2 converted value every 15 seconds and send
unsolicited report to the DTE.
OK
+MMAD: 2, 10 // Unsolicited Report after 15 seconds.
+MMAD: 2, 12 // Unsolicited Report after 30 seconds.
AT+MMAD= 3, 2,1,25,100 // Read A2D3 converted value every 1 second and send
OK unsolicited report if the converted value is out of
boundaries.
+MMAD: 3,102 // Unsolicited report of value out of boundaries.
:
// Activate Average calculation periodically every 30 sec, during
5 minutes, rate=5.
85293103.299706 143995x2.56083979197371x0.03289363
3821866x0.00024331-1590586x0.0000008901274363x-0.0000000y
2
345
+−+
+=
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