S3C44B0X Ver la hoja de datos (PDF) - Samsung
Número de pieza
componentes Descripción
Fabricante
S3C44B0X Datasheet PDF : 424 Pages
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S3C44B0X RISC MICROPROCESSOR
PRODUCT OVERVIEW
Table 1-3. S3C44B0X Signal Descriptions (Continued)
Signal
I/O
Description
LCD CONTROL UNIT
VD[7:0]
O LCD Data Bus
VFRAME
O LCD Frame signal
VM
O VM alternates the polarity of the row and column voltage
VLINE
O LCD line signal
VCLK
O LCD clock signal
TIMER/PWM
TOUT[4:0]
O Timer output[4:0]
TCLK
I External clock input
INTERRUPT CONTROL UNIT
EINT[7:0]
I External Interrupt request
DMA
nXDREQ[1:0]
I External DMA request
nXDACK[1:0]
O External DMA acknowledge
UART
RxD[1:0]
I UART receives data input
TxD[1:0]
O UART transmits data output
nCTS[1:0]
I UART clear to send input signal
nRTS[1:0]
O UART request to send output signal
IIC-BUS
IICSDA
IO IIC-bus data
IICSCL
IO IIC-bus clock
IIS-BUS
IISLRCK
IO IIS-bus channel select clock
IISDO
O IIS-bus serial data output
IISDI
I IIS-bus serial data input
IISCLK
IO IIS-bus serial clock
CODECLK
O CODEC system clock
SIO
SIORXD
I SIO receives data input
SIOTXD
O SIO transmits data output
SIOCK
IO SIO clock
SIORDY
IO SIO handshake signal when DMA completes the SIO operation
1-19
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