S3C44B0X Просмотр технического описания (PDF) - Samsung
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S3C44B0X Datasheet PDF : 424 Pages
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S3C44B0X RISC MICROPROCESSOR
Timer with PWM (Pulse Width Modulation)
• 5-ch 16-bit Timer with PWM / 1-ch 16-bit internal
timer with DMA-based or interrupt-based
operation
• Programmable duty cycle, frequency, and polarity
• Dead-zone generation.
• Supports external clock source.
RTC (Real Time Clock)
• Full clock feature: msec, sec, min, hour, day,
week, month, year.
• 32.768 KHz operation.
• Alarm interrupt for CPU wake-up.
• Time tick interrupt
General purpose input/output ports
• 8 external interrupt ports
• 71 multiplexed input/output ports
UART
• 2-channel UART with DMA-based or interrupt-
based operation
• Supports 5-bit, 6-bit, 7-bit, or 8-bit serial data
transmit/receive
• Supports H/W handshaking during
transmit/receive
• Programmable baud rate
• Supports IrDA 1.0 (115.2kbps)
• Loop back mode for testing
• Each channel have two internal 32-byte FIFO for
Rx and Tx.
PRODUCT OVERVIEW
DMA Controller
• 2 channel general purpose Direct Memory Access
controller without CPU intervention.
• 2 channel Bridge DMA (peripheral DMA)
controller.
• Support IO to memory, memory to IO, IO to IO
with the Bridge DMA which has 6 type's DMA
requestor: Software, 4 internal function blocks
(UART, SIO, Timer, IIS), and External pins.
• Programmable priority order between DMAs (fixed
or round-robin mode)
• Burst transfer mode to enhance the transfer rate
on the FPDRAM, EDODRAM and SDRAM.
• Supports fly-by mode on the memory to external
device and external device to memory transfer
mode
A/D Converter
• 8-ch multiplexed ADC.
• Max. 100KSPS/10-bit.
LCD Controller
• Supports color/monochrome/gray LCD panel
• Supports single scan and dual scan displays
• Supports virtual screen function
• System memory is used as display memory
• Dedicated DMA for fetching image data from
system memory
• Programmable screen size
• Gray level: 16 gray levels
• 256 Color levels
1-3
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