LK202-25-R-VPT Matrix Orbital, LK202-25-R-VPT Datasheet - Page 39

• 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: -

8.3 Dallas 1-Wire Transaction
Matrix Orbital
Description
Remembered
Syntax
Parameters
This command will allow you to begin communicating with the devices
on the 1-wire bus by returning a packet containing device information
for each 1-wire device on the bus in the form of:
No
Offset
(Bytes)
0
2
3
4
5
13
Hexadecimal
Decimal
Parameter
flags
SndBits
RcvBits
Data
0xFE 0xC8 0x1 [flags] [SndBits] [RcvBits] [Data]
254 200 1 [flags] [SndBits] [RcvBits] [Data]
LK202-25
variable
Length
Offset
(Bytes)
2
1
1
1
8
1
1
1
1
Search Return Packet
Description
Flags to control optional
components of the transaction.
The number of bits you will be
transmitting on the bus.
The number of bits you will be
reading on the bus.
Data to be transmitted, LSB to
MSB.
Description
0x232A Preamble
0x8A Packet is 10 bytes long, an-
0x0A Packet is 10 bytes long, this
0x31 - 1-Wire Packet Type
Error Code (0x00 for success)
1-Wire Address
CRC8 0x00 means the last address
other address will follow
is the last address
was valid
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