Delta DVP-ES2/EX2/SS2/SA2/SX2/SE manual Program example 2 COM3RS-485, Asdrw

DVP-ES2/SX2/SS2/SA2/SX2/SE Operation Manual – Programming

M1002

		MOV	H87	D1120	Set communication protocol as 9600,8,E,1
		SET	M1120	Retain communication setting
		MOV	K100	D1129	Set time-out value as 100ms
		RST	M1143	Set up in ASCII mode		SET	M1143
	X0			Sending request
		SET	M1122
X0
		ASDRW	K1	K0	D0			Data Register
								Function Code: K0
								Monitor ASDA status
M1127								ASDA address: K1
		Processing received data
		ASCII mode: Store the received data into specified registers D0~D4 in Hex
		RTU mode：Store the received data into specified registers D0~D4 in Hex
		RST	M1127	Reset communication completed flag M1127

Program example 2: COM3(RS-485)

1.When M0 = ON, PLC sends communication commands by COM3 to read servo drive status.

2.When PLC received the feedback data from ASDA, M1318 will be active and the read data will be stored in D0~D4.

M1002

		MOV	H87	D1109	Set communication protocol as 9600,8,E,1
		SET	M1136	Retain communication setting
		MOV	K100	D1252	Set reveiving time-out as 100ms
		RST	M1320	Set up in ASCII mode		SET	M1320		Set up in RTU mode
	M0			Sending request
		SET	M1316
M0				K0	D0
		ASDRW	K1					Data Register
								Function Code: K0
								Monitor ASDA status
M1318								ASDA address: K1
		Processing received data
		ASCII mode: Store the received data into specified registers D0~D4 in Hex
		RTU mode：Store the received data into specified registers D0~D4 in Hex
		RST	M1318	Reset communication completed flag M1318

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