ICP DAS USA PISO-DNM100-D User Manual

PISO-DNM100 DeviceNet Master API functions User’s Manual (Ver: 1.0) 2008/02/25 132UStep 7 : Get POLL InfoThis function is to obtain the device’s POLL information. After the slavedevice responses the data, it will show in the “In” and “Out”. “In” means theinput length of the slave device. “Out” means the output length of the slavedevice. If the slave device responses successfully, the return value will be 0.UStep 8 : Config POLLIf the step 7 is successful, the users can perform “Config POLL” button.This function is to add the device’s POLL information into EEPROM in PISO-DNM100. If it is successful, the return value will be 0.UStep 9 : Start DeviceIf the step 8 is successful, the users can perform “Start Device” button.This function will communicate with the slave device which the users haveconfigured in the previous steps. If it is successful, the return value will be 0.UStep 10 : Read POLL Input I/O DataIf the master is communicating with the slave device successfully, theusers can read the input I/O data from the slave device in this step. Thisfunction will obtain the input I/O data and show them in byte (8-bits). If theusers have 8 digits input, the return value will show 1 byte. Similarly, if theusers have 16 digits input, the return value will show 2 bytes. And so on.