Printronix P9212 - Page 272

B–6
Mnemonics
RIB MOT Ribbon Motor. . . . . . . . . .
RIBSW1,2 Ribbon Switch 1 & 2. . . . . . . . .
RRM Right Ribbon Motor. . . . . . . . . . . . .
RSP Ribbon/Shuttle Processor. . . . . . . . . . . . . .
RTPU Real Time Processing Unit. . . . . . . . . . . . .
RTS Request to Send. . . . . . . . . . . . . .
RXCLK Receive Clock. . . . . . . . . . .
RXD Receive Detect. . . . . . . . . . . . . .
RXDATA Receive Data. . . . . . . . . .
SDIR Sense Direction. . . . . . . . . . . . .
SEN Sensor. . . . . . . . . . . . . .
SENS Sensor. . . . . . . . . . . . .
SERXFER Serial I/O DMA Data Transfer. . . . . . . . .
SHT PROP Proportional Speed Error. . . . . . . . .
SHT INTEG Integral Speed Error. . . . . . . .
SHUT Shuttle. . . . . . . . . . . . .
SLCT Select (On–line). . . . . . . . . . . . .
SPARE Spare circuit or chip location. . . . . . . . . . . .
SPSHAM Spare Sense Hammer Driver 0, 1, 2. . . . . . . . . .
SRAM Static Random–Access Memory. . . . . . . . . . . .
STB Data Strobe. . . . . . . . . . . . . .
SW Switch. . . . . . . . . . . . . . .
THAM0–2 Test Hammer Driver Test 0–2. . . . . . . . .
TXCLK Transmit Clock. . . . . . . . . . .
TXD Transmit Detect. . . . . . . . . . . . . .
TXDATA Transmit Data. . . . . . . . . .
TXREQ01 DMA Transmit Request. . . . . . . . .
UART Universal Asynchronous Receiver/Transmitter. . . . . . . . . . . . .
V
CC
5 Volts. . . . . . . . . . . . . .
V
DD
Voltage at Drain. . . . . . . . . . . . . .
V
SS
Voltage at Source. . . . . . . . . . . . . . .
XMT Transmit. . . . . . . . . . . . .