IEC 60677:1980

FOREWORD
PREFACE
Clause
1 Scope and object
  1.1 Scope
  1.2 Object
2 Introduction and classification
  2.1 Introduction
  2.2 Classification of Block Transfer Modes
3 Block Transfer Modes described in IEC Publication 516
  3.1 UCS (Stop) Mode
  3.2 ACA (Address Scan) Mode
  3.3 UQC (Repeat) Mode
4 Additional Block Transfer Modes
  4.1 UCW (Stop-on-Word) Mode
  4.2 ULS (LAM Synchronized Stop) Mode
  4.3 UDS (Direct Synchronized Stop) Mode
  4.4 MCA (Multi-device Action) Mode
5 Compatibility
  5.1 Block Transfer Mode MCA
  5.2 Block Transfer Modes XCX, XLX, XDX
  5.3 Block Transfer Modes ULS, UDS, ULC, UDC, UQC
  5.4 Block Transfer Modes ULS, UDS, ULW, UDW
6 Hardware design
  6.1 Module design - Q Response
  6.2 Module design - LAM Signal
  6.3 Interface design
7 Software considerations
APPENDIX A - Other Block Transfer Mode
Tables:
I Block Transfer Mode descriptor
II Block Transfer Names
III Compatibility Aspects of Stop and Stop-on-Word
    Block Transfer Termination Modes
IV Single module, Single Address Block Transfer:
    Recommended Method for Performing UCS (Stop) Mode
    and corresponding LAM Synchronized CAMAC Block Transfers
V Recommended Method for Performing ACA (Address Scan)
    and UQC (Repeat) Mode CAMAC Block Transfers
VI Method for Performing UCW (Stop-on-Word) Mode and
    Corresponding LAM Synchronized CAMAC Block Transfers
FIG 1 - Recommended implementation of a Module's LAM
        Signal which is intended for Block Transfer
        Synchronization. Simplified Block Diagram

Recommendations are presented for uniform practice with regard to block transfers in CAMAC modular instrumentation and digital interface systems of IEC 60516.