Roche cobas e 411 - Serial Interface Specifications

cobas e 411 analyzer
Roche Diagnostics
8
of 61 Host Interface Manual for use in the US
•
Document Version 2.3
1907-05-0816
Specification of communication
Communication between the
cobas e
411 analyzer and HOST is based on
RS-232C connection.
Specification of serial interface is shown as follows:
Item Specification Recommendation Note
Communication Protocol ASTM -
Communication Speed 19200bps/9600bps/4800bps 9600 bps Selectable from GUI
Character Configurations See Table 2 8bit, NONE, 1Stopbit Selectable from GUI
Protocol Type Elecsys type or cobas type Elecsys type Selectable from GUI
Frame Length 247 bytes -
Communication Port 1 port -
Cable Length (maximum) 15m -
Communication Method Half duplex
Table 1: Specification of serial interface
Character configuration is selected from the table below
No. Data bit Parity bit Stop bit
1 7 bit EVEN 2 stop bit
2 7 bit ODD 2 stop bit
3 7 bit EVEN 1 stop bit
4 7 bit ODD 1 stop bit
5 8 bit NONE 2 stop bit
6 8 bit
NONE
1 stop bit
7 8 bit EVEN 1 stop bit
8 8 bit ODD 1 stop bit
Table 2: Character configuration