S3C2501X
1.2 FEATURES (Continue)
General DMA Channels
•
Six GDMA channels
•
Memory to memory data transfer
•
Memory to peripheral data transfer (high-speed
UART and DES)
•
Support for four external GDMA requests from
GDMA request pins
(xGDMA_Req0 - xGDMA_Req3).
Six Programmable Timers
• Interval or toggle mode operation
Hardware Watchdog Timer
•
Useful for periodic reset or interrupts
Programmable Interrupt Controller
•
28 programmable interrupt sources
•
22 internal sources and 6 external sources
•
programmable priority control
Programmable I/O port Controller
•
64 programmable I/O ports
•
Individually configurable to input, output, or I/O
mode for dedicated signals
•
6 external interrupt request
•
4 external GDMA request
•
4 external GDMA acknowledge
•
6 timer outputs
•
7 UART signals
2
I
C Controller
•
Master mode operation only
•
Baud rate generator for serial clock
Three PLLs for System, Core and PHY Clock
Each
PLL0 for ARM940T
•
The Input frequency is 10MHz.
•
Provide up to 166MHz output to ARM940T
PLL1 for system clock
•
The Input frequency is 10MHz.
•
Provide up to 133MHz output to system
PLL2 for PHY
•
The input frequency is 10MHz
•
Provide 20 MHz or 25MHz output to external
PHY chip
Operating Voltage Range
•
Internal Power: 1.8 V ± 5 %
•
I/O Power: 3.3 V ± 5 %
Operating temperature range
°
°
•
-40
C – 85
C
Package Type
• 272 BGA
PRODUCT OVERVIEW
1-3