DD-DB1-AV202C Matrix Orbital, DD-DB1-AV202C Datasheet - Page 28

• Manufacturer Part Number: DD-DB1-AV202C
• Description: Display Modules & Development Tools DevDevil Dev Board 20x2 VFD Black Bg
• Manufacturer: Matrix Orbital
• Series: Dev Devilr

Specifications of DD-DB1-AV202C

• Main Purpose: Displays, VFD
• Embedded: Yes, ASIC
• Utilized Ic / Part: AL202C
• Primary Attributes: 20 x 4 Display, Yellow/Green Text Grey Background
• Secondary Attributes: GUI, mini USB
• Lead Free Status / Rohs Status: Details

5. Dallas 1-Wire
Sends a search query to all of the up to 32 devices on the one wire bus. Any connected device will respond with a
identification packet.
Response
5.1.Search for a
1-Wire Device
14 bytes, identification packet as shown below
Dec
Hex
Offset Length Value Description
0
2
3
4
5
13
254 200 2
FE C8 02
2
1
1
1
8
1
9002 Preamble
138
10
49
0
0
Another device packet will follow
Last device packet
Packet Type
Error Code (0 indicates success)
Device Address
CRC8 address check (0 indicates validity)
26
OR