User`s guide

D: ADCCP NRM Detailed Command and Response Headers
DC 900-1317J 159
D.25 receive-unnum-data-packet
Packet Description
This packet is valid only if option 4 (station-config-packet) for the specified station is
enabled. For NRM secondary stations bits 1 and 2 in the
iProtModifier field indicate the
frame addressing mode used. For all stations bit 7 in the
iProtModifier field is an error
indicator.
Packet Header
Freeway (DLI api only):
usFWPacketType = FW_DATA
usFWCommand = FW_ICP_READ
usFWStatus = 0
ICP:
usICPClientID = 0
usICPServerID = 0
[usLength = length of data + 16 (used for non DLI api only)]
usICPCommand = DLI_ICP_CMD_READ
iICPStatus = - 0 or DLI return status
usICPParams[0] = 0
usICPParams[1] = 0
usICPParams[2] = 0
Protocol:
usProtCommand = DLI_PROT_RECV_UNNUMBERED_DATA
iProtModifier = 0 normal addressing/ no error in UI frame
2 selective broadcast/ no error in UI frame
3 general broadcast/ no error in UI frame
128 normal addressing/ error in UI frame
130 selective broadcast / error in UI frame
131 general broadcast /error in UI frame
usProtLinkID = port number
usProtCircuitID = 0
usProtSessionID = returned with Protocol status
usProtSequence = 0
usProtXparms[0] = station id
usProtXparms[1] = size of data received (in bytes)
Note
The Freeway header is used only with DLI (it is not applicable for
DLITE), and the
usLength field of the ICP header is used only with-
out DLI.
Data
Data received from remote application