User`s manual

Software Manual • EKF Intelligent I/O Controller Family On CompactPCI
- 95 -
EKF Elektronik GmbH * Philipp-Reis-Str. 4 * D-59065 HAMM (Germany)
Tel. [phone] * Fax. [phone] * E-Mail [e-mail] * Internet http://www.ekf.de
Setup Special Characters: CMDIMR_SET_CHARS
Description:
This command is used to setup the special characters of a port specified
by the port identifier.
Command Code:
28.
Command Data:
Size of the special characters structure in bytes.
Parameters:
The special characters structure EKF16550_CHARS is passed in the
inbound parameter area.
Data:
None.
Command Word:
0x0Y1C AAAA
Flags Port ID Command Command Data
E
R
R
R
P
L
C
P
L
U
F
ID
3
ID
2
ID
1
ID
0
C
7
C
6
C
5
C
4
C
3
C
2
C
1
C
0
D
15
D
14
D
13
D
12
D
11
D
10
D
09
D
08
D
07
D
06
D
05
D
04
D
03
D
02
D
01
D0
0
0000YYYY00011100AAAAAAAAAAAAAAAA
31 28 27 24 23 16 15 8 7 0
Reply:
Flags Port ID Command Command Data
E
R
R
R
P
L
C
P
L
U
F
ID
3
ID
2
ID
1
ID
0
C
7
C
6
C
5
C
4
C
3
C
2
C
1
C
0
D
15
D
14
D
13
D
12
D
11
D
10
D
09
D
08
D
07
D
06
D
05
D
04
D
03
D
02
D
01
D0
0
X110YYYY00011100AAAAAAAAAAAAAAAA
31 28 27 24 23 16 15 8 7 0
The controller returns with the RPL and CPL flags set.
On error the RPL, CPL and ERR flags are set and an error code is
passed in bits 15:00 of the reply word.
Notes:
See section “
EKF16550_CHARS
” for a description of the special
characters structure.
The special characters chosen by this command are retained across
openings and closings.
This command is acceptable for serial ports only.