Motorola MPC860 PowerQUICC User Manual page 536

Part V. The Communications Processor Module
Table x. Acronyms and Abbreviated Terms (Continued)
Term
OSI Open systems interconnection
PCI Peripheral component interconnect
PPM Pulse-position modulation
RTOS Real-time operating system
Rx Receive
SCC Serial communications controller
SCP Serial control port
SDLC Synchronous Data Link Control
SDMA Serial DMA
SI Serial interface
SIU System interface unit
SMC Serial management controller
SNA Systems network architecture
SPI Serial peripheral interface
SRAM Static random access memory
TDM Time-division multiplexed
TE Terminal endpoint of an ISDN connection
TLB Translation lookaside buffer
TSA Time-slot assigner
Tx Transmit
UART Universal asynchronous receiver/transmitter
UPM User-programmable machine
USART Universal synchronous/asynchronous receiver/transmitter
V-vi
Meaning
MPC860 PowerQUICC UserÕs Manual MOTOROLA