RS-232C或RS-422A/485CP1H与带有条形码阅读器等的RS-232C端口或RS-422A/485端口的通用设备间，在没有指令发送→应答接收的步骤下，单方地按照CPU单元的程序内的TXD指令从发送端口发送数据，或按照RXD指令读取接收端口内的数据。另外，可在数据的发送或接收帧中首标、结束代码。可可PCLinkCP1HCPU单元或CJ1MCPU单元SYSMACCP1HBATTERYMEMORYAC100-240VPERIPHERALPOWERERR/ALMBKUP
CP1E-N30SDR-A
MR-J2S-20CP1-S084
CP1L-M30DT-D
CP1E-N60SDT1-D
CP1E-N40SDT-D
CP1W-DA042
CP1L-M60DT-D
CP1E-N30DR-D
CP1H-X40DT-D
CP1L-M40DT-A
CP1E-N14DT-D
CP1E-N40S1DT-D
CP1E-E60SDR-A
CP1W-TS101
CP1W-20EDT
CP1L-EM30DT1-D
CP1E-E10DT-A
CP1W-BAT01
CP1L-L10DR-A
CP1W-SRT21
CP1W-CN221
CP1E-N60S1DR-A
CP1L-M30DT-A
CP1E-N14DT-A
CP1E-N40DT-D
CP1W-16ER
GRT1-CP1-L
CP1H-XA40DT1-D
CP1E-N20DR-D
CP1W-32ER
MR-J2S-40CP1-S084
CP1W-32ET1
CP1W-16ET
CP1W-AD041
CP1L-EL20DT-D
CP1W-TS003
CP1E-E10DT-D
CP1W-AD042
MR-J2S-10CP1
CP1L-L20DT-D
CP1L-L20DT1-D
CP1L-M40DT-D
CP1E-N20DT-A
CP1W-CIF01
CP1E-N30DT1-A
CP1L-EM40DT1-D
CP1E-N60SDT-D
CP1E-N30SDT1-D
CP1E-E10DR-D
CP1W-TS002