Phone:
1-800-346-3119

DB9/DB9 Computer/Computer (Null Modem) Signal Directions - Illustration

DB9 to DB9 Null Modem Connections

Null Modem Cable signal directions. Computer (DTE DB9 Device) to Computer (DTE DB9 Device) Signal Connections explained. Pins defined. Crossover DB9 to DB9 cable provides the DTE to DTE connection.