MSX-E1701: Digital I/O
Software
What is a socket?
A
socket
is a bidirectional software interface to interprocess
(IPC)
or network
communication
.
Sockets
are a standardized interface (API) between the network-protocol-
implementation of the operating system and the actual application software.
7.1.3
SOAP functions
For further information: See “SOAP function description” (link on PDF file in the
bookmarks).
7.1.4
Data server and data protocol
What is a data server?
A data server is a network component that reads data from the module and sends
it to all clients.
Characteristics:
- Multiclients
- Optimized for high throughput and fast servicing of available data.
Data protocol:
A data package consists of five fields (field format: 32-bit little-indian)
time stamp low time stamp high source counter source type data
Time stamp
timestamp low micro second
timestamp high second
Source counter: 0 to 3
Source type
0 compare logic
1 Frequence
2 latch register digital trigger
3 latch register synchro trigger
4 index
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