Chapter 2 – Hardware Information25Fanless Embedded Box PC AEC-6637Note: COM2 RS-232/422/485 can be set by BIOS setting. Default is RS-232. Pin 8function can be set by JP8.2.4.10 LPT/ Digital I/O Port Connector (CN12)LPT ModePin Pin Name Signal Type Signal level1 STROBE# IN2 AFD# I/O3 PD0 I/O4 ERROR# IN5 PD1 I/O6 PRINT# I/O7 PD2 I/O8 SLIN# I/O9 PD3 I/O10 GND GND11 PD4 I/O12 GND GND13 PD5 I/O14 GND GND15 PD6 I/ON.C N.CN.CN.CN.CGNDGNDGNDGNDGNDGNDGNDGNDN.CDIO0DIO1DIO2DIO3N.CN.CN.CN.CDIO7DIO6DIO5DIO4STROBE#1 225 261 225 26AFD#ERROR#PRINT#SLIN#GNDGNDGNDGNDGNDGNDGNDGNDN.CPD0PD1PD2PD3PD4PD5PD6PD7ACK#BUSYPESLCTLPT Mode DIO Mode