26 TASCAM HD-R1
6–RS-232C Serial Interface
The HD-R1 is equipped with a 9-pin RS-232C port,
capable of receiving commands and sending status
information. The commands cover all transport
functions and a majority of settings. A document
detailing the HD-R1’s serial control protocol can be
downloaded from TASCAM’s web site.
Connector: 9-pin D-sub (female)
Mode: Asynchronous
Data rate: 9600 bps
Character length: 8 bits
Parity bit: none
Stop bit: 1 bit
Transmission order: Least signicant bit rst
9-pin D-sub Connector Pinout
Serial interface specifications
Pin# Signal Description
1 Unused Unconnected within the HD-R1
2 Receive Serial data into the HD-R1
3 Transmit Serial data out of the HD-R1
4 Unused Unconnected within the HD-R1
5 Ground Connected to the digital ground plane within the HD-R1
6 Unused Unconnected within the HD-R1
7 Unused Unconnected within the HD-R1
8 Unused Unconnected within the HD-R1
9 Unused Unconnected within the HD-R1