Rio Block Transfer - Allen-Bradley 1747-SN User Manual

General Communication Status - Enable Device Fault Bit
General Communication Status - Communication Attempted Bit
RIO Baud Rate Status
Logical Device Starting Address Status
Logical Device Image Size Status
Active Device Status
Logical Device Fault Status
RIO Status Example
RIO Communication Retry Counter (M1:e.16 47)
Retry Counter Example for Primary Devices
Understanding Slot Addressing
SLC/Scanner Configuration
RIO Block Transfer
RIO Block Transfer Theory of Operation
What Is RIO Block Transfer?
RIO Block Transfer General Functional Overview
Scanner I/O Image Allocation For Block Transfer
Examples of BT I/O Image File Allocation
Scanner's Block Transfer Buffer Layout
M0 File - Block Transfer Output/Control Buffers
M0 File BT Control Buffer Layout
BT Control Flag Definitions
M1 File - Block Transfer Input/Status Buffers
M1 File - Input/Status BT Buffer Layout
(M1:e.100 ... M1:e.3200)
M1 File - BTR/BTW Error Codes
(M1:e.103 ... M1:e.3203)
M1 File - BTR/BTW Status Flag Definitions
(M1:e.100 ... M1:e.3200)
Detailed Operation of RIO Block Transfer
Block Transfer Timing Diagrams
Successful Block Transfer Read/Write
Block Transfer Failure at Startup
Block Transfer Failure after Startup of Transmission
Across the RIO Link
SLC Control Program Canceling a BT Once Transmitted
Across RIO Link
SLC Control Program Canceling a BT Prior to Transmission
Across RIO Link
RIO Block Transfer Application Considerations
Setting Up a Block Transfer
Quick Reference to Status and Control Bits
Status Bits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Control Bits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BTR and BTW Control Logic Examples
Table of Contents
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4-22
4-23
4-24
4-24
4-26
4-27
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4-29
4-31
4-32
5-1
5-1
5-1
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5-6
5-8
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5-9
5-9
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5-11
5-11
5-12
5-13
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5-15
5-16
5-17
5-18
5-19
5-20
5-21
5-22
5-22
5-22
5-23
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