Table of Contents
Paragraph
Number
Title
Page
Number
MOTOROLA
MC68360 USER’S MANUAL
xix
7.13.5.2
7.13.6
7.13.7
7.13.7.1
7.13.7.2
7.13.7.3
7.13.7.4
7.13.7.5
7.13.7.6
7.13.8
7.13.8.1
7.13.8.2
7.13.8.3
7.13.8.4
7.13.8.5
7.13.8.6
7.13.8.7
7.13.8.8
7.13.8.9
7.13.8.9.1
7.13.8.9.2
7.13.8.9.3
7.13.8.10
7.13.8.10.1
7.13.8.10.2
7.13.8.10.3
7.13.8.10.4
7.13.8.10.5
7.13.8.11
7.13.8.12
7.13.8.13
7.13.8.14
7.13.8.15
7.13.8.16
7.13.8.17
7.13.8.18
7.13.8.19
7.13.8.20
7.13.8.20.1
7.13.8.20.2
7.13.8.21
7.13.8.21.1
7.13.8.22
7.13.8.23
7.13.9
Pulsed Handshake Timing .................................................................. 7-336
Transparent Data Transfers................................................................ 7-338
Programming Model............................................................................ 7-338
Parameter RAM................................................................................... 7-338
PIP Configuration Register (PIPC)...................................................... 7-339
PIP Timing Parameters Register (PTPR)............................................ 7-341
PIP Buffer Descriptors......................................................................... 7-341
PIP Event Register (PIPE) .................................................................. 7-341
PIP Mask Register (PIPM) .................................................................. 7-342
Centronics Controller Overview........................................................... 7-342
Centronics Controller Key Features.................................................... 7-344
Centronics Channel Transmission ...................................................... 7-345
Centronics Transmitter Memory Map.................................................. 7-345
Buffer Descriptor Table Pointer (TBASE)............................................ 7-346
Status Mask Register (SMASK).......................................................... 7-346
Centronics Function Code Register (CFCR)....................................... 7-346
Transmitter Buffer Descriptor Pointer (TBPTR)................................... 7-347
Centronics Transmitter Programming Model....................................... 7-347
Centronics Transmitter Command Set................................................ 7-347
STOP TRANSMIT
Command.............................................................. 7-347
RESTART TRANSMIT
Command....................................................... 7-347
INIT TX PARAMETERS C
ommand..................................................... 7-348
Transmission Errors............................................................................ 7-348
Buffer Descriptor Not Ready ............................................................... 7-348
Printer Off-Line Error........................................................................... 7-348
Printer Fault......................................................................................... 7-348
Paper Error.......................................................................................... 7-348
Centronics Transmitter Buffer Descriptor............................................ 7-348
Centronics Transmitter Event Register (PIPE).................................... 7-349
Centronics Channel Reception............................................................ 7-350
Centronics Receiver Memory Map...................................................... 7-350
Buffer Descriptor Table Pointer (RBASE) ........................................... 7-351
Centronics Function Code Register (CFCR)....................................... 7-351
Receiver Buffer Descriptor Pointer (RBPTR)...................................... 7-352
Centronics Receiver Programming Model........................................... 7-352
Centronics Control Characters............................................................ 7-352
Centronics Silence Period................................................................... 7-354
Centronics Receiver Command Set.................................................... 7-354
INIT RX PARAMETERS
Command.................................................... 7-354
CLOSE
RX BD
Command................................................................... 7-354
Receiver Errors ................................................................................... 7-354
Buffer Descriptor Busy ........................................................................ 7-354
Centronics Receive Buffer Descriptor................................................. 7-354
Centronics Receiver Event Register (PIPE)........................................ 7-355
Port B Registers.................................................................................. 7-356