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Field Offset
Size Explanation
Indexes 11 – 14 = Soil Temperatures 1 – 4
Day Low Temperature
126
15
(15 * 1)
Day Hi Temperature
141
15
(15 * 1)
Time Day Low Temperature
156
30
(15 * 2)
Time Day Hi Temperature
186
30
(15 * 2)
Month Hi Temperature
216
15
(15 * 1)
Month Low Temperature
231
15
(15 * 1)
Year Hi Temperature
246
15
(15 * 1)
Year Low Temperature
261
15
(15 * 1)
Outside/Extra Hums
276
80
Each field has 8 entries
Index 0 = Outside Humidity
Index 1 – 7 = Extra Humidities 2 – 8
Day Low Humidity
276
8
(8 * 1)
Day Hi Humidity
284
8
(8 * 1)
Time Day Low Humidity
16
(8 * 2)
Time Day Hi Humidity
16
(8 * 2)
Month Hi Humidity
8
(8 * 1)
Month Low Humidity
8
(8 * 1)
Year Hi Humidity
8
(8 * 1)
Year Low Humidity
8
(8 * 1)
Soil Moisture Section
356
40
Each field has 4 entries.
Indexes 0 – 3 = Soil Moistures 1 – 4
Day Hi Soil Moisture
4
(4 * 1)
Time Day Hi Soil Moisture
8
(4 * 2)
Day Low Soil Moisture
4
(4 * 1)
Time Day Low Soil Moisture
8
(4 * 2)
Month Low Soil Moisture
4
(4 * 1)
Month Hi Soil Moisture
4
(4 * 1)
Year Low Soil Moisture
4
(4 * 1)
Year Hi Soil Moisture
4
(4 * 1)
Leaf Wetness Section
496
40
Each field has 4 entries.
Indexes 0 – 3 = Leaf Wetness 1 – 4
Day Hi Leaf Wetness
4
(4 * 1)
Time Day Hi Leaf Wetness
8
(4 * 2)
Day Low Leaf Wetness
4
(4 * 1)
Time Day Low Leaf Wetness
8
(4 * 2)
Month Low Leaf Wetness
4
(4 * 1)
Month Hi Leaf Wetness
4
(4 * 1)
Year Low Leaf Wetness
4
(4 * 1)
Year Hi Leaf Wetness
4
(4 * 1)
CRC 436
2
3.
DMP and DMPAFT data format
There are two different archived data formats. Rev "A" firmware, dated before April 24, 2002
uses the old format. Rev "B" firmware dated on or after April 24, 2002 uses the new format. The
fields up to ET are identical for both formats. The only differences are in the Soil, Leaf, Extra
