User's Manual

Page 108 FRH-SD07TU/TB Manual
STS Read Status
Syntax
STS{Local Station Address}
Local Station Address : local station address for 485 mode (000 to 239).
Response
xxxxxxxx : modem’s current status (x = 0 or 1)
with an 8-bit binary number.)
0 enabled
able
1 buffer full
0 no overflow
1 buffer overflow
0 disconnected
1 connected
0
reserved
receive buffer
transmit buffer
wireless link
operation mode
N0 : command error (Except 485 mode)
Function
Reads the modem status register. (Represented
bit 7 bit 6 bit 5 bit 4 bit 3 bit 2 bit 1 bit 0
Modem Status
00 Mode 1
01 Mode 2
10 Mode 3
11 Mode 4
1 disabled
0 enabled
1 disabled
0 buffer avail
wireless reception
receive data output
Figure 6–2: Modem Status Bit Description
Example
>@STS CR/LF : read the current status
<00001010 CR/LF : Operation Mode 3, receive data output disabled
Notes
Bit 6, the wireless link status, this bit does not valid in the modem.
Rev. 050415-01.1