User`s guide

60 DC 900-1340I
BSC Programmer’s Guide
Each option number corresponds to a software-selectable option of the BSC 3270 soft-
ware. The configuration value is used to set that option. Table 4–1 on p ag e 86 lists the
available options and values for the BSC 3270 protocol.
An unsuccessful Configure Link command can return one of the following error codes
in the
dlRead pOptArgs.iICPStatus field (see Appendix D for error handling):
DLI_ICP_ERR_LINK_ACTIVE
The link is already started.
DLI_ICP_ERR_BAD_MODE
The function request is not available for the requested
access mode.
DLI_ICP_ERR_BAD_PARMS
The parameter value(s) used for the function call are
illegal.
3.4.1.5 Start Link Command
Use the dlWrite function with the pOptArgs.usProtCommand field set to
DLI_PROT_SEND_BIND and the pOptArgs.usICPCommand field set to DLI_ICP_CMD_BIND to start
Figure 3–2: Link Configuration Block with Two Options
Word
configuration option = 1 (data rate)
configuration value = 9 (9600)
configuration option = 20 (block checking)
configuration value = 0 (disabled)
0
0
1
2
3
4
iBufLen = 10
pBuf