Programming block identification bit, Trmt: transmit bit, Debug: debug mode selection bit – Rockwell Automation 1746-HSCE2 Multi-Channel High Speed Counter Module User Manual

Page 64: Auto preset: automatic preset bit

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Publication 1746-UM002B-EN-P - August 2004

4-14 Configuration and Programming

Figure 4.6 Minimum/Maximum Count Value Block

Programming Block Identification Bit

(Word 0, Bit 02)

This bit identifies the type of block.

TRMT: Transmit Bit

(Word 0, Bit 15)

A 0 to 1 transition starts a programming cycle.

DEBUG: Debug Mode Selection Bit

(Word 0, bit 12)

When this bit is set, the debug mode is activated. Debug mode returns
the input data file showing current settings in the Min./Max. Count
Value block. For details, see Debug Mode Operation on page 5-7.

AUTO PRESET: Automatic Preset Bit

(Word 0, bit 10)

This bit is used to automatically preset the count value. If this bit is set
(1) when the programming block is sent, the count value is set to its
preset value. If the bit is reset (0), the count value is not changed.

15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00

Word 0

TRMT

0

0

DEBUG

0

AUTO PRESET

CNTR

No

0

0

0

0

0

1

0

0

Word 1

Upper 4 digits: Minimum Count Value

Word 2

Lower 3 digits: Minimum Count Value

Word 3

Upper 4 digits: Maximum Count Value

Word 4

Lower 3 digits: Maximum Count Value

Word 5

Upper 4 digits: Preset Value

Word 6

Lower 3 digits: Preset Value

Word 7

RESERVED: Must equal zero

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