VK162-12 Matrix Orbital, VK162-12 Datasheet - Page 36

• Manufacturer Part Number: VK162-12
• Description: VFD DISPLAY 16X2 SER/I2C
• Manufacturer: Matrix Orbital
• Series: VK162-12r

Specifications of VK162-12

• Outline L X W X H: 80.00mm x 36.00mm x 12.70mm
• Viewing Area: 51.40mm L x 11.40mm W
• Display Format: 16 x 2
• Display Type: Character
• Format: 5 x 7 Dots
• Character Size: 4.76mm H x 2.46mm W
• Interface: Serial
• Operating Temperature: -20°C ~ 70°C
• Product: Character Display Modules
• Character Count X Line: 16 x 2
• Module Size (w X H X T): 80 mm x 36 mm x 12.7 mm
• Operating Temperature Range: - 20 C to + 70 C
• Dot Format: 5 x 7
• Viewing Area (w X H): 51.4 mm x 11.4 mm
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Supply: -
• Number Of Dots: -
• Lead Free Status / Rohs Status: Details
• Other names: 635-1014

8 Dallas 1-Wire
8.1 Introduction
readily communicate with up to thirty two 1-wire devices on a single bus. 1-wire communication is begun
by discovering the address of the device that you wish to communicate with. To do this you must send the
“Search for a 1-Wire Device’ command. After you have established the address of the device that you wish
to communicate with, you may begin a transaction with the device
8.2 Search for a 1-Wire Device
Matrix Orbital
Another convenient feature of the VK162-12 is that it provides a Dallas 1-wire interface in order to
Syntax
Description
Remembered
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
Hexadecimal
Decimal
Offset
(Bytes)
0
2
3
4
5
13
0xFE 0xC8 0x2
254 200 2
VK162-12
Offset
(Bytes)
2
1
1
1
8
1
Search Return Packet
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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