Hallgren, Richard C. <br/><br/>
Interface projects for the TRS-80 /  
Richard C. Hallgren. 
 - Englewood Cliffs, N.J. :  Prentice-Hall,  1982. 
 - 152 p. :  ill. ;  24 cm. 
<br/><br/>Introduction (Page-1), Review of Data Transfer Formats (Page-3), Sampling The External World (Page-19), Digital To Analog Conversion (Page-62), Utilization of the Mod III in Serial Applications (Page-68), Biofeedback (Page-84), Controlling a Video Playback Devices (Page-100), Data Analysis (Page-122). 
<br/><br/><label>ISBN: </label>0134694295 (pbk.) 0134694376 
<br/><br/><label>LCCN: </label>82000343 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer interfaces--Amateurs' manuals.<br/>TRS-80 computers.
<br/><br/><label>Dewey Class. No.: </label>004.6,HAL