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ST7715 Datasheet(PDF) 12 Page - Sitronix Technology Co., Ltd.

Part # ST7715
Description  262K Color Single-Chip TFT Controller/Driver
PDF  167 Pages
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Manufacturer  SITRONIX [Sitronix Technology Co., Ltd.]
Direct Link  http://www.sitronix.com.tw
Logo SITRONIX - Sitronix Technology Co., Ltd.

ST7715 Datasheet(HTML) 12 Page - Sitronix Technology Co., Ltd.

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ST7715
V1.5
12
2009-12-04
6
Driver IC Pin Description
6.1 Power Supply Pin
Name
I/O
Description
Connect pin
VDD
I
Power supply for analog, digital system and booster circuit.
VDD
VDDI
I
Power supply for I/O system.
VDDI
AGND
I
System ground for analog system and booster circuit.
GND
DGND
I
System ground for I/O system and digital system.
GND
6.2 Interface logic pin
Name
I/O
Description
Connect pin
IM2
I
MCU Parallel interface bus and Serial interface select
IM2=’1’, Parallel interface
IM2=’0’, Serial interface
DGND/VDDI
IM1,IM0
I
- MCU parallel interface type selection
-If not used, please fix this pin at VDDI or DGND level.
IM1
IM0
Parallel interface
0
0
MCU 8-bit parallel
0
1
MCU 16-bit parallel
1
0
MCU 9-bit parallel
1
1
MCU 18-bit parallel
DGND/VDDI
SPI4W
I
- SPI4W=’0’, 3-line SPI enable.
- SPI4W=’1’, 4-line SPI enable.
-If not used, please fix this pin at DGND level.
DGND/VDDI
RESX
I
-This signal will reset the device and it must be applied to properly
initialize the chip.
-Signal is active low.
MCU
CSX
I
-Chip selection pin
-Low enable.
MCU
D/CX
(SCL)
I
-Display data/command selection pin in MCU interface.
-D/CX=’1’: display data or parameter.
-D/CX=’0’: command data.
-In serial interface, this is used as SCL.
-If not used, please fix this pin at VDDI or DGND level.
MCU
RDX
I
-Read enable in 8080 MCU parallel interface.
-If not used, please fix this pin at VDDI or DGND level.
MCU
WRX
(D/CX)
I
-Write enable in MCU parallel interface.
-In 4-line SPI, this pin is used as D/CX (data/ command selection).
-If not used, please fix this pin at VDDI or DGND level.
MCU
D[17:0]
I/O
-D[17:0] are used as MCU parallel interface data bus.
MCU



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