Features
 RS-232 to logic level adapter with DB9M connector (DTE style) and power LED.
Two transmit and two receive drivers provided (Tx, Rx, RTS, and CTS signals).
 ComBoard standard pinout for interchangeable serial interface modules. 1x10, 2x5, or 1x4
header options available. Build with a 1x10 male header for use with solderless breadboards.
 Bare PCB only (unpopulated, no parts provided). BOM and schematic available for download.
 All thru-hole construction allows for easy assembly. Using a DIP IC socket provides easy IC
replacement.
 Double-sided, FR4 glass-epoxy PCB, 1oz/ft2 copper, anti-tarnish coating. Soldermask &
silkscreen. Lead free and RoHS compatible.
 DB9 connector can be replaced with a 2x5 shrouded header for use with ribbon cable connectors.