Rtc(real time clock) function, Fnio s-series – Beijer Electronics NA-9379 User Manual
Page 35
35
MODBUS Programmable I/O NA-9379
FnIO S-Series
Copyright(C) CREVIS Co.,Ltd Support +82-31-899-4599 URL : www.crevis.co.kr
5.7. RTC(Real Time Clock) Function
A real-time clock (RTC) is a computer clock (most often in the form of an integrated circuit) that keeps
track of the current time. RTC information of NA-9379 is stored in address 0x1620 in the Register,
also can be read.
(1) Run ‘[Crevis] -> [IOGuidePro] -> [Protocol Messenger] -> [Modbus]’
(2) Write the value of each.
*Protocol : Modbus RTU
*ComPort : User Port / Baudrate : 38400(default)
*Address(Hex) :
1620 (RTC Register)
*Function(Dec) : When the value is write - 16, Write Multiple registers
When the value is read - 03, Read Holding Registers
(3) confirm the necessary information.
*When the value is write *When the value is read
write the desired value and click the Send button. Click the Send button and confirm the value.