IBM 6400 Setup Manual page 344

SFCC sequence
shuttle
size, type
SLD
slew
SNA
SOH
spacing
SSCC
start bits
stop bits
string
style, type
symbol set
TCB
TD
TOF
Glossary–12 6400 Line Matrix Printers Setup Guide, Cabinet and Pedestal Models
Special Function Control Character sequence. Two or more bytes
that describe a specific printer control function. The first byte is
always the SFCC. This also applies to IGP options.
The subassembly in a line matrix printer that includes the
hammer bank assembly, plus some or all of the drive mechanism.
See point.
Set Line Density.
Rapid vertical paper movement.
Systems Network Architecture.
Start Of Header.
See font, proportional and font, monospaced.
SuperSet Control Character. See escape sequence and command
sequence.
In serial data transfer, a signal indicating the beginning of a
character or data element.
In serial data transfer, a signal indicating the end of a character or
data element.
Two or more bytes of data or code treated as a unit.
See type style.
See character set.
T
Task Control Block.
Transmit Data.
Top Of Form.