TP Software User Manual
www.ismacontrolli.com
DMP253en | 1st Issue rev. 0 | 04/2022
page 7 of 49
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Value
Baud Rate (bps)
480
4800
960
9600
1920
19200
3840
38400
5760
57600
7680
76800
11520
115200 (default)
Table 3. Baud rate values
STOP_BITS:
determines
a number of stop bits in a Modbus frame according to the
following table:
Value
No. of Stop Bits
1
1 (default)
2
2
Table 4. Values of the STOP_BITS register
Modbus register 40018;
BACnet object: N/A;
DATA_BITS:
determines
a number of data bits in a Modbus frame (the Modbus ASCII
protocol requires 7 bits):
Value
No. of Data Bits
7
7
8
8 (default)
Table 5. Values of the DATA_BITS register
Modbus register 40019;
BACnet object: N/A;
PARITY_BIT:
each byte of data being transferred may have an additional protection of a
parity bit added before stop bit (bits). The 16-bit register determines a number of added
parity bits according to the table below: