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11 keypad – Matrix Orbital GTT70A User Manual

Page 39

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35

Command Summary

2.11 Keypad

11.1 Clear Key
Buffer

Dec
Hex
ASCII

254 69

FE 45

þ E



2.0

Clear all saved key presses from the key buffer.

11.2 Set Keypad
Transmit Mode

Dec
Hex
ASCII

254 79

FE 4F

þ O

AutoTransmit
AutoTransmit
AutoTransmit

2.0

Toggle auto transmission of key values. Can be used to poll the key buffer.

AutoTransmit

Byte

Auto transmit mode, as per eOnOff values.

Table 27: eOnOff values

Value Description

0

Off

1

On

11.3 Set Debounce
Time

Dec
Hex
ASCII

254 85

FE 55

þ U

Mode
Mode
Mode

2.0

Set the time, in milliseconds, between a key press and a key read by the display. Most switches will bounce when
pressed; the debounce time allows the switch to settle for an accurate read. Default is 64ms.

Mode

Byte

Debounce time in milliseconds.

11.4 Set Typematic
Interval

Dec
Hex
ASCII

254 158

FE 9E

þ ž

Interval
Interval
Interval

2.0

Set the interval between reported key presses when a key is held. Typematic mode only.

Interval

Short

Time between key reports, in milliseconds, default is 200ms.

11.5 Set Typematic
Delay

Dec
Hex
ASCII

254 159

FE 9F

þ Ÿ

Delay
Delay
Delay

2.0

Set the delay between the first key press and first typematic report when a key is held. Typematic mode only.

Delay

Short

Time key must be held to trigger a report, in milliseconds, default is 1000ms.

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