CU20027-Y1A Noritake Company Inc, CU20027-Y1A Datasheet - Page 10

• Manufacturer Part Number: CU20027-Y1A
• Description: MODULE VF DISPLAY 20X2 5V CHAR
• Manufacturer: Noritake Company Inc

Specifications of CU20027-Y1A

• Outline L X W X H: 116.00mm x 37.00mm
• Viewing Area: 73.40mm L x 15.00mm W
• Display Format: 20 x 2
• Display Type: Character
• Format: 5 x 8 Dots
• Voltage - Supply: 5V
• Character Size: 2.72mm H x 7.19mm W
• Interface: Parallel/Serial
• Operating Temperature: -40°C ~ 85°C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Number Of Dots: -
• Lead Free Status / Rohs Status: Details
• Other names: 286-1073

7.2
7.2.1 Basic Operation
7.2.2 Flowchart
Serial Interface
Default setting: Asynchronous Serial Interface (Baud rate = 38,400bps)
Either Synchronous or Asynchronous Serial Interface is selectable by jumper setting. Refer to
“8 Jumper Setting” at page 12.
The capacity of the receiving buffer is 64 bytes. The relationship between SBUSY and the
receiving buffer is as follows;
Writing data when SBUSY = 1 may cause data loss, so please write data when SBUSY = 0.
SBUSY 0 -> 1
SBUSY 1 -> 0
Remaining space of receiving buffer
- 9 -
24 byte or more
16 byte or less
Send one byte data
Start to send data
Wait (Min. 17us)
Note: Synchronus
mode only
SBUSY = 0?
Continue to
send data ?
YES
YES
NO
NO
End
CU20027-Y1A