| 【Command】 |
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【Communication】 |
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【USE】 |
X_RTU
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X_RTU slave_address 6 REG_ADD~Wrd WRITE_DATA~Wrd
X_RTU 10 5 "WW" RTU(REG_AD) |
| 【FORMAT】 |
【FUNCTION】 |
X_RTU adrs func DATA_LIST
X_RTU adrs func Strings Araay
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| 【EXPLANATION】 |
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MODBUS 2 2 "38400b8pes1NONE"
MOD_DLY=4
TIME 1000
'===============
' 2byte write
'===============
*QUERY_WRITE_REG
_VAR REG_ADD WRITE_DATA
'PRINT "== WRITE ==" HEX$(REG_ADD) HEX$(WRITE_DATA)
DO
X_RTU slave_address 6 REG_ADD~Wrd WRITE_DATA~Wrd
CRC_OK=R_RTU(6)
IF CRC_OK==1 THEN : BREAK : END_IF
LOOP
RETURN
'===============
' 4byte read
'===============
*QUERY_READ_REG_L
_VAR REG_ADD
'PRINT "== READ ==" HEX$(REG_ADD)
DO
X_RTU slave_address 3 REG_ADD~Wrd 2~Wrd
CRC_OK=R_RTU(7)
IF CRC_OK==1 THEN : BREAK : END_IF
LOOP
RETURN
'=============== |
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[LASTMODIFY]2019-03-13 14:31:35 |
[CREATEDATE]2015-12-22 11:44:40 |
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