MC68000 MOTOROLA [Motorola, Inc], MC68000 Datasheet - Page 16

• Manufacturer Part Number: MC68000
• Manufacturer: MOTOROLA [Motorola, Inc]

Table of Contents
Paragraph
Number
E.2.1.4.2
E.2.1.4.3
E.2.1.5
E.2.1.5.1
E.2.1.5.2
E.2.2
E.2.2.1
E.2.2.2
E.2.2.3
E.2.2.4
E.2.2.5
E.3
E.3.1
E.3.1.1
E.3.1.1.1
E.3.1.1.2
E.3.1.1.3
E.3.1.2
E.3.1.2.1
E.3.1.2.2
E.3.1.2.3
E.3.1.2.4
E.3.1.2.5
E.3.1.2.6
E.3.1.3
E.3.1.3.1
E.3.1.3.2
E.3.1.4
E.3.1.4.1
E.3.1.4.2
E.3.1.4.3
E.3.1.5
E.3.1.5.1
E.3.1.5.2
E.3.1.5.3
E.3.2
E.3.2.1
E.3.2.2
E.3.2.3
E.3.2.4
E.3.2.5
xvi
Receive Buffer Data Length.................................................................. E-27
Receive Buffer Pointer. ......................................................................... E-27
Transmit Buffer Descriptors. ................................................................. E-27
Transmit BD Control/Status Word......................................................... E-27
Transmit Buffer Data Length................................................................. E-28
Programming the SCC for UART.......................................................... E-28
Initialization ........................................................................................... E-29
General and UART Protocol-Specific RAM Initialization....................... E-29
SCC Initialization................................................................................... E-29
SCC Operation...................................................................................... E-29
SCC Interrupt Handling......................................................................... E-30
Transparent Programming Reference Section ..................................... E-30
Transparent Programming Model ......................................................... E-30
Communications Processor (CP) Registers ......................................... E-32
Command Register (CR). ..................................................................... E-32
Serial Interface Mode Register (SIMODE)............................................ E-33
Serial Interface Mask Register (SIMASK)............................................. E-34
PER SCC Registers.............................................................................. E-35
Serial Configuration Register (SCON) .................................................. E-35
SCC Mode Register (SCM)................................................................... E-35
SCC Data Synchronization Register (DSR).......................................... E-36
Transparent Event Register (SCCE)..................................................... E-36
Transparent Mask Register (SCCM)..................................................... E-37
Transparent Status Register (SCCS).................................................... E-38
General and Transparent Protocol-Specific Parameter RAM ............... E-38
RFCR/TFCR—Rx Function Code/Tx Function Code............................ E-38
MRBLR—Maximum Rx Buffer Length .................................................. E-38
Receive Buffer Descriptors. .................................................................. E-38
Receive BD Control/Status Word.......................................................... E-38
Receive Buffer Data Length.................................................................. E-39
Receive Buffer Pointer .......................................................................... E-39
Transmit Buffer Descriptors. ................................................................. E-39
Transmit BD Control/Status Word......................................................... E-39
Transmit Buffer Data Length................................................................. E-40
Transmit Buffer Pointer ......................................................................... E-40
Programming the SCC for Transparent ................................................ E-40
CP Initialization ..................................................................................... E-40
General and Transparent Protocol-Specific RAM Initialization ............. E-41
SCC Initialization................................................................................... E-41
SCC Operation...................................................................................... E-41
SCC Interrupt Handling......................................................................... E-41
MC68302 USER’S MANUAL
Design Checklist
Appendix F
Title
MOTOROLA
Number
Page