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Teilenummer | RC0802A-YHY-CSX |
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Beschreibung | LCD Module | |
Hersteller | RAYSTAR | |
Logo | ||
Gesamt 28 Seiten 曜凌光電股份有限公司
住址: 42878 台中縣大雅鄉科雅路 25 號 5F WEB: http://www.Raystar-Optronics.com
5F, No.25, keya Rd. Daya Township,
E-mail: [email protected]
Taichung County, Taiwan
Tel:886-4-2565-0761 Fax:886-4-2565-0760
RC0802A-YHY-CSX
CUSTOMER:
SPECIFICATION
APPROVED BY
PCB VERSION
DATE
FOR CUSTOMER USE ONLY
SALES BY
APPROVED BY
CHECKED BY
PREPARED BY
ISSUED DATE:
Page 1 , Total 28 Pages
4. Interface Pin Function
RC0802A-YHY-CSX
Pin #
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Symbol
VSS
VDD
VO
RS
R/W
E
DB0
DB1
DB2
DB3
DB4
DB5
DB6
DB7
Level
Description
0V Ground
5.0V Supply Voltage for logic
(Variable) Operating voltage for LCD
H/L H: DATA, L: Instruction code
H/L H: Read(MPU→Module) L: Write(MPU→Module)
H,H→L Chip enable signal
H/L Data bus line
H/L Data bus line
H/L Data bus line
H/L Data bus line
H/L Data bus line
H/L Data bus line
H/L Data bus line
H/L Data bus line
Page 6 , Total 28 Pages
6 Page 8. Instruction Table
RC0802A-YHY-CSX
Instruction Code
Instruction
RS R/W DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0
Description
Execution time
(fosc=270Khz)
Clear
Display
0
Return
Home
0
Entry Mode
Set
Display
ON/OFF
Control
0
0
Cursor or
Display Shift
0
Function
Set
0
Set CGRAM
Address
Set DDRAM
Address
0
0
Read Busy
Flag and
Address
0
Write Data
to RAM
Read Data
from RAM
1
1
0 0 0 0 0 0 0 0 1 Write “00H” to DDRAM and set
DDRAM address to “00H” from AC
1.53ms
Set DDRAM address to “00H” from
0
0
0
0
0
00
MPU
1
Read
- AC and return cursor to its original
TiminpDgoDsRitiAoMn
if shifted. The contents
are not changed.
of
1.53ms
0
0
0
0
0
0
1
I/D
SH
Assign cursor moving direction and
enable the shift of entire display.
39µs
Set display (D), cursor (C), and
0 0 0 0 0 1 D C B blinking of cursor (B) on/off control
bit.
Set cursor moving and display shift
0 0 0 0 1 S/C R/L - - control bit, and the direction, without
changing of DDRAM data.
Set interface data length
0 0 0 1 DL N F - - (DL:8-bit/4-bit), numbers of display
line (N:2-line/1-line)and, display font
type (F:5×11 dots/5×8 dots)
0
0
1
AC5
AC4
AC3
AC2
AC1
AC0
Set CGRAM address in address
counter.
0
1
AC6
AC5
AC4
AC3
AC2
AC1
AC0
Set DDRAM address in address
counter.
Whether during internal operation or
1
BF
AC6
AC5
AC4
AC3
AC2
AC1
AC0
not can be known by reading BF.
The contents of address counter can
also be read.
39µs
39µs
39µs
39µs
39µs
0µs
0
D7
D6
D5
D4
D3
D2
D1
D0
Write data into internal RAM
(DDRAM/CGRAM).
43µs
1
D7
D6
D5
D4
D3
D2
D1
D0
Read data from internal RAM
(DDRAM/CGRAM).
43µs
* ”-”:don’t care
Page 12 , Total 28 Pages
12 Page | ||
Seiten | Gesamt 28 Seiten | |
PDF Download | [ RC0802A-YHY-CSX Schematic.PDF ] |
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