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PRODUCT OVERVIEW
1.1.11.2 IIC-Bus Interface
1-ch Multi-Master IIC-Bus
Serial, 8-bit oriented and bi-directional data transfers can be made at up to 100 Kbit/s in the standard
mode
up to 400 Kbit/s in the fast mode
1.1.11.3 SPI Interface
2ch Serial Peripheral Interface
64byte buffters for receive/transmit
DMA-based or interrupt-based operation
50Mbps Tx/Rx (Full Duplex)
1.1.11.4 MIPI HSI
A uni-direction high speed serial interface
Supports Tx and Rx
128 Byte (32-bit x 32) Tx FIFO
256 Byte (32-bit x 64) Rx FIFO
TX : PCLK bps, RX : up to 100Mbps
1.1.12 Modem Interface
The S3C6400 microprocessor provides the following Modem Interface features:
1.1.12.1 Parallel Modem Chip Interface
Asynchronous direct and indirect 16bit SRAM-style interface (i80 interface)
On-chip 8KB dual-ported SRAM buffer for direct interface
On-chip Write FIFO and Read FIFO (each 288-word) to support indirect burst transfer
1.1.13 GPIO (General Purpose I/O)
The S3C6400 microprocessor provides the following GPIO features:
188 Flexibly configurable GPIO
1.1.14 Input Devices
The S3C6400 microprocessor provides the following Input Devices features:
1.1.14.1 Keypad Interface
Support 8x8 Key Matrix
Provides internal debounce filter
Preliminary product information describe 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.
1-10
S3C6400 RISC MICROPROCESSOR
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