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S3C2440X View Datasheet(PDF) - Samsung

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S3C2440X Datasheet PDF : 429 Pages
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S3C2440X
2003.10.15
PRODUCT OVERVIEW
Signal
UART
RxD[2:0]
TxD[2:0]
nCTS[1:0]
nRTS[1:0]
UARTCLK
ADC
AIN[7:0]
Vref
IIC-Bus
IICSDA
IICSCL
IIS-Bus
I2SLRCK
I2SSDO
I2SSDI
I2SSCLK
CDCLK
Touch Screen
nXPON
XMON
nYPON
YMON
USB Host
DN[1:0]
DP[1:0]
USB Device
PDN0
PDP0
SPI
SPIMISO[1:0]
SPIMOSI[1:0]
SPICLK[1:0]
nSS[1:0]
Table 1-3. S3C2440X Signal Descriptions (Sheet 3 of 6)
I/O
Descriptions
I UART receives data input
O UART transmits data output
I UART clear to send input signal
O UART request to send output signal
I UART clock signal
AI ADC input[7:0]. If it isn’t used pin, it has to be Low (Ground).
AI ADC Vref
IO IIC-bus data
IO IIC-bus clock
IO IIS-bus channel select clock
O IIS-bus serial data output
I IIS-bus serial data input
IO IIS-bus serial clock
O CODEC system clock
O Plus X-axis on-off control signal
O Minus X-axis on-off control signal
O Plus Y-axis on-off control signal
O Minus Y-axis on-off control signal
IO DATA(–) from USB host
IO DATA(+) from USB host
IO DATA(–) for USB peripheral
IO DATA(+) for USB peripheral
IO SPIMISO is the master data input line, when SPI is configured as a master.
When SPI is configured as a slave, these pins reverse its role.
IO SPIMOSI is the master data output line, when SPI is configured as a master.
When SPI is configured as a slave, these pins reverse its role.
IO SPI clock
I SPI chip select(only for slave mode)
Preliminary product information describes products that are in development,
for which full characterization data and associated errata are not yet available
Specifications and information herein are subject to change without notice.
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