1 ISO721 IRS 2607 1 sn74lv 1 HCNR200 1 2 31 32 1 2 33 34 JA JB 1 8494 ISO721 IRS2607 SN74LVC1T45 Level Shifter HCNR200 Optoisolator Connector A Connector B AD8494 Level Shifter Since Version 6.2.2 text objects can contain more than one line, which will not be processed correctly with this version.