Reference Manual

35 ConnectCore 9M 2443 & Wi-9M 2443 Hardware Reference
Chapter 1
Features:
 SPI Protocol (ver. 2.11) compatible
 8-bit Shift Register for transmit
 8-bit Shift Register for receive
 8-bit Prescaler logic
 Polling, Interrupt, and DMA transfer mode
I2C interface The I2C signals clock and data are provided at the system connector.
USB interface The S3C2443 provides two USB ports. One port can only be used as host interface, the
other port can be configured either as host or device interface.
S3C2443 supports 2-port USB host interfaces as follows:
 OHCI Rev 1.0 compatible
 USB Rev1.1 compatible
 Two down stream ports
 Support for both LowSpeed and FullSpeed USB devices
The Samsung USB 2.0 Controller is designed to aid the rapid implementation of the
USB 2.0 peripheral device. The controller supports both High and Full speed mode.
Using the standard UTMI interface and AHB interface the USB 2.0 Controller can
support up to 9 Endpoints (including Endpoint0) with programmable Interrupt, Bulk
and Isochronous transfer mode.
Features:
 Compliant to USB 2.0 specification
 Supports FS/HS dual mode operation
 EP 0 FIFO: 64 bytes
 EP 1/2/3/4 FIFO: 512 bytes double buffering
 EP 5/6/7/8 FIFO: 1024 bytes double buffering
 Convenient Debugging
 Support Interrupt, Bulk, Isochronous Transfer
One USB interface is provided at the general pins of the system connector, consisting
of the data lines USBP and USBN as well as the additional signal USB_DT/PW.