Introduction - Control Data 1700 Maintenance Manual

CHAPTER IV
PAPER TAPE PUNCH CONTROLLER
INTRODUCTION
The NCR Model EM-Bl Paper Tape Punch is used in the 1700 Low speed System. The
EM-Bl is capable of punching 120 characters/sec., using 5,7, or 8, level tape.
The 1723 consists of a controller and an EM-Bl Paper Tape Punch. The 1724
consists of a controller, an EM-Bl Paper Tape Punch and an EM-B2 handler.
Table 4-1 shows the Function Codes and table 4-2 shows the Status Codes for the
Paper Tape Punch.
AOO
Clear Controller
AOI Clear Interrupt
A02
Select Data Int.
A04 Select Alarm Int.
A05 Start Motion
A06 Stop Motion
Table 4-1
P. T. Punch Function Codes
4-1