30058 Parallax Inc, 30058 Datasheet - Page 39

• Manufacturer Part Number: 30058
• Description: SER LCD 4X20 W/KEYBRD INTERFACE
• Manufacturer: Parallax Inc

Specifications of 30058

• Interface: Serial
• Display Type: LCD - Monochrome
• Display Mode: Reflective
• Viewing Area: 82.20mm L x 18.20mm W
• Backlight: LED - White
• Character Count X Line: 20 x 4
• Module Size (w X H X T): 98 mm x 60 mm x 27.5 mm
• Voltage Rating: 4.75 V to 5.25 V
• Operating Temperature Range: 0 C to + 50 C
• For Use With: 27963 - SOLUTIONS CUBED: MEMKEY
• Dot Size: -
• Dot Pitch: -
• Dot Pixels: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: Q2089249

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 LK204-25 is that it provides a Dallas 1-wire interface in order to
Description
Remembered
Syntax
This command will set the startup state for the GPO on the next power
up. A value of one will cause the GPO to be off on the next startup while
a value of one will cause the GPO to be on.
NOTE This command does not affect the current state of the GPO.
Always
Hexadecimal
Decimal
0xFE 0xC8 0x2
254 200 2
LK204-25
35