Samsung S3C2416 User Manual page 31

S3C2416X RISC MICROPROCESSOR
2 FEATURES (Continued)
2.1.6 Interrupt Controller
• 71 Interrupt sources
(One Watch dog timer, 5 timers, 12 UARTs, 16
external interrupts, 6 DMA, 2 RTC, 2 ADC, 1 IIC,
1 SPI, 2 SDI, 2 USB, 4 LCD, 1 Battery Fault, 1
NAND, 1 AC97 and 1 I2S, 1 PCM, 1 2D)
• Level/Edge mode on external interrupt source
• Programmable polarity of edge and level
• Supports Fast Interrupt request (FIQ) for very
urgent interrupt request
2.1.7 Timer with Pulse Width Modulation (PWM)
• 4-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 sources
2.1.8 RTC (Real Time Clock)
• Full clock feature: msec, second, minute, hour,
date, day, month, and year
• 32.768 KHz operation
• Alarm interrupt
• Time tick interrupt
2.1.9 General Purpose Input/Output Ports
• 16 external interrupt ports
• 138 Multiplexed input/output ports
2.1.10 DMA Controller
• 6-ch DMA controller
• Supports memory to memory, IO to memory,
memory to IO, and IO to IO transfers
• Burst transfer mode to enhance the transfer rate
2.1.11 LCD Controller
• Supports 1, 2, 4 or 8 bpp (bit-per-pixel) palette
color displays for color
• Supports 16, 24 bpp non-palette true-color
displays for color
• Supports maximum 16M color at 24 bpp mode
• Supports multiple screen size
– Typical actual screen size: 640x480, 320x240,
160x160, and others.
– Maximum frame buffer size is 4Mbytes.
– Maximum virtual screen size in 64K color
mode: 2048x2048, and others
• Support 2 overlay windows for LCD
2.1.12 UART
• 4-channel UART with DMA-based or interrupt-
based operation
• Supports 5-bit, 6-bit, 7-bit, or 8-bit serial data
transmit/receive (Tx/Rx)
• Supports external clocks for the UART operation
(EXTUARTCLK)
• Programmable baud rate upto 3Mbps
• Supports IrDA 1.0
• Loopback mode for testing
• Each channel has internal 64-byte Tx FIFO and
64-byte Rx FIFO.
PRODUCT OVERVIEW
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