LK202-25-R-VPT Matrix Orbital, LK202-25-R-VPT Datasheet - Page 43

• Manufacturer Part Number: LK202-25-R-VPT
• Description: LCD ALPHA/NUM DISPL 20X2 BK RED
• Manufacturer: Matrix Orbital

Specifications of LK202-25-R-VPT

• Display Mode: Transmissive
• Number Of Digits/alpha: 40
• Outline L X W X H: 116.00mm x 37.00mm x 25.73mm
• Viewing Area: 82.20mm L x 18.20mm W
• Display Format: 20 x 2
• Character Size: 5.55mm H x 3.20mm W
• Character Format: 5 x 7 Dots
• Voltage - Supply: 5VDC
• Dot Size: 0.60mm W x 0.65mm H
• Interface: I²C, RS232, TTL
• Operating Temperature: 0°C ~ 50°C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Display Type: -
• Backlight: -

9.6 Set Debounce Time
9.7 Set Auto Repeat Mode
Matrix Orbital
Remembered
Syntax
Parameters
Description
Remembered
Default
Syntax
Parameters
No
This command sets the time between key press and key read. All key
types with the exception of latched piezo switches will ’bounce’ for a
varying time, depending on their physical characteristics. The [time]
value is in increments of 6.554ms. The default debounce time for the
module is 8 (about 52ms), which is adequate for most membrane
keypads.
Yes
8
Hexadecimal
Decimal
ASCII
Parameter
time
Hexadecimal
Decimal
ASCII
Parameter
mode
0xFE 0x55 [time]
254 85 [time]
254 “U” [time]
0xFE 0x7E [mode]
254 126 [mode]
254 “~” [mode]
LK202-25
Length
Length
1
1
Description
Debounce time in increments of
6.554ms (0 - 255).
Description
Auto Repeat Mode (0: Resend Key
, 1: Key Up/Down)
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