Toshiba TECRA S1 Manual Do Utilizador

Página de 268
3  Diagnostic Programs 
 
3.9 Communication 
50 
TECRA S1Maintenance Manual 
Check whether COM port register could be correctly accessed and works 
normally. 
2. IRQ Check 
Check the COM port’s IRQ function. 
Below is the parameter dialog window of the IRQ Check. 
 
Parity: Choose the parity mode; 
Stop Bit: Choose the stop bit; 
Word Size: Choose the bit number in one word; 
3.  Internal Loop back 
This test item is to check whether the COM port could correctly send and receive 
data at different transferring rate through internal cycle system. 
Below is the parameter dialog window. 
 
Parity: Choose the parity mode;