參數(shù)資料
型號(hào): Q2426D
廠商: Electronic Theatre Controls, Inc.
英文描述: SELF CONTAINED E GSM/GPRS 900/1800 OR 850/1900 BI BAND MODULE
中文描述: 自成一體的位置的GSM / GPRS或850/1900畢帶模塊900/1800
文件頁(yè)數(shù): 17/81頁(yè)
文件大?。?/td> 922K
代理商: Q2426D
WM_PRJ_Q2400_PTS_002 - 002
24th January 2003
confidential
Page :
17 / 81
This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged
without prior written agreement.
Ce document est la propriété exclusive de WAVECOM. Il ne peut être communiqué ou divulgué à
des tiers sans son autorisation préalable.
2.4 LCD interface
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
O
1X
SPI Serial Clock
SPI_IO
8
I/O
CMOS / 1X SPI Data
SPI_EN *
* Multiplexed with GPO3.
28
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
Pin number
I/O
I/O type
Description
SCL
10
O
1X
Serial Clock
SDA
8
I/O
CMOS / 1X Data
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
O
1X
SPI Serial Clock
SPI_IO
8
I/O
CMOS / 1X SPI Data
SPI_AUX *
* Multiplexed with GPO0.
26
O
1X
SPI Aux. Enable
A
A
T
T
A
A
T
T
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