Q2406 Datasheet, PDF (17/81 Pages) List of Unclassifed Manufacturers – SELF CONTAINED E GSM/GPRS 900/1800 OR 850/1900 BI BAND MODULE

WM_PRJ_Q2400_PTS_002 - 002
24th January 2003
2.4 LCD interface
AATT
The WISMO Quik Q24x6 Series can be connected to a LCD module driver
through either a SPI bus or a two wires interface.
2.4.1 SPI bus
The SPI bus includes a CLK signal, an IO signal and an EN signal complying
with SPI bus standard.
Pin description
Signal
Pin number I/O I/O type
Description
SPI_CLK
10
SPI_IO
8
SPI_EN *
28
* Multiplexed with GPO3.
O
1X
SPI Serial Clock
I/O CMOS / 1X SPI Data
O
1X
SPI Enable
2.4.2 Two wires interface
The two wires interface includes a CLK signal and a DATA signal complying
with a standard 96KHz interface. The maximum speed transfer is 400Kb/s.
Pin description
Signal
SCL
SDA
Pin number I/O I/O type
Description
10
O
1X
Serial Clock
8
I/O CMOS / 1X Data
AATT
2.5 SPI Auxiliary bus
A second SPI Chip Enable (called SPI_AUX) has to be used to add a SPI
peripheral to the WISMO Quik Q24x6 Series.
Pin description
Signal
Pin number I/O I/O type
Description
SPI_CLK
10
SPI_IO
8
SPI_AUX *
26
* Multiplexed with GPO0.
O
1X
SPI Serial Clock
I/O CMOS / 1X SPI Data
O
1X
SPI Aux. Enable
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