
Chapter 7: Enabling and Using HART on the 1769sc-IF4IH0
User's Manual 0300215-03 Rev. A
7-7
Table 7-3 (HART Packet 2)
If4ih0Packet2 Packet2[4,1] NA Two dimensional array containing packet
2 data for all 4 channels.
1
Packet2 NA Packet 2 data for channel X
If4ih0Packet2[X,0].HartChannelID INT BIN Bits 0 to 3: Channel number (0 – 3).
Bit 4: Searching/Initializing HART device
Bit 5: HART communication failure or
device not found
Bit 6: Pass-through message pending (ready)
Bit 7: Unused (0)
Bits 8 to 10: Packet ID
Bit 11 through 15: Unused
If4ih0Packet2[X,0].Slot0Data REAL Float
If4ih0Packet2[X,0].Slot1Data REAL Float
If4ih0Packet2[X,0].Slot2Data REAL Float
If4ih0Packet2[X,0].Slot3Data REAL Float
If4ih0Packet2[X,0].Slot0Units SINT DEC
If4ih0Packet2[X,0].Slot1Units SINT DEC
If4ih0Packet2[X,0].Slot2Units SINT DEC
If4ih0Packet2[X,0].Slot3Units SINT DEC
If4ih0Packet2[X,0].Slot0Assignment SINT DEC
If4ih0Packet2[X,0].Slot1Assignment SINT DEC
If4ih0Packet2[X,0].Slot2Assignment SINT DEC
If4ih0Packet2[X,0].Slot3Assignment SINT DEC
If4ih0Packet2[X,0].Pad SINT[12] DEC
1
X represent s the mo dule channel number (0 t o 3 )
Table 7-4 (HART Packet 3)
If4ih0Packet3 Packet3[4,1] NA Two dimensional array containing packet
3 data for all 4 channels.
1
Packet3 NA Packet 3 data for channel X
If4ih0Packet3[X,0].HartChannelID INT BIN Bits 0 to 3: Channel number (0 – 3).
Bit 4: Searching/Initializing HART device
Bit 5: HART communication failure or
device not found
Bit 6: Pass-through message pending (ready)
Bit 7: Unused (0)
Bits 8 to 10: Packet ID
Bit 11 through 15: Unused
If4ih0Packet3[X,0].Message SINT[32] ASCII
If4ih0Packet3[X,0].Pad SINT[4] DEC
1
X represent s the module ch ann el n umber (0 t o 3)
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