AH500 Programming Manual Symbol: C ： Control parameter Word S ： File name Word S 1 ： Data address in the file Double word S 2 ： Reserved Word S 3 ： Data length Double word D ： Data destination Word Explanation: 1. The description of the operands: C : The control parameter 6-532 API Instruction code Operand Function 2301 MREAD P C, S, S , S , S , D 1 2 3 Reading the data from the memory card into the PLC Device X Y M S T C HC D L SM SR E PR K 16# “$” DF C S S 1 S 2 S 3 D Pulse instruction 16-bit instruction (13 steps) 32-bit instruction AH500 AH500 - Item Code Description File format 0 Binary value The default value is 0.
The file name extension is .dmd. The unit of the value is the word. 1 The values are separated by a comma. The unit of the value is the word. The file name extension is .cvs. The ASCII codes are adopted. The value which is stored is a hexadecimal value. 2 The values are separated by a comma. The unit of the value is the double word. The file name extension is .cvs. The ASCII codes are adopted. The value which is stored is a hexadecimal value. 3 The values are separated by a tab.