KL5KUSB122 usb mini host to 10/100 ethernet kawasaki lsi 2570 north first street suite 301 san jose, ca 95131 tel: (408) 570-0555 fax: (408) 570-0567 www.klsi.com 1 ver. 1.3 general description the kawasaki KL5KUSB122 controller is a unique single chip solution that serves as a bridge between usb and ethernet interfaces. the usb side of the controller supports both usb host and device modes. the KL5KUSB122 has been specifically designed to provide ethernet connectivity to usb devices. this has been accomplished by its highly integrated functionality. the usb controller consists of a central 16-bit processor, mask rom, ram buffer, clock generator, ethernet interface, uart, irq, watchdog timer, serial interface, external memory interface and sport interface. the sie (serial interface engine) is fully compatible with the usb specification. this usb to ethernet mini host controller is ideal for simple networking of peripherals such as home appliances, cameras, and phones. features advanced 16 bit processor for usb transaction processing and control data processing 10/100baset compatibility usb host or usb device interface ver. 1.0/1.1 compliant transceivers and sie (serial interface engine) internal clock generation - utilizes low cost external 12mhz crystal circuitry mii physical layer interface remote ndis for faster data transfer. debug uart external memory interface 100 lqfp package serial interface for external eeprom 1.5k x 16 internal ram buffer block diagram ram (3kb) timer 0 usb host / device interface 16 bit address / data bus data - data + serial interface engine mask rom (8kb) timer 1 watchdog timer 16 bit processor uart txd rxd 10/100 mb/s ethernet interface mii phy interface eeprom serial interface dio ck sram interface a15-0 d15-0 cntrl. x2 x1 clock gen. & internal pll irq int 1-0 2
KL5KUSB122 usb mini host to 10/100 ethernet kawasaki lsi 2570 north first street suite 301 san jose, ca 95131 tel: (408) 570-0555 fax: (408) 570-0567 www.klsi.com 2 ver. 1.3 KL5KUSB122 application block diagram pin diagram 100lqfp vdd gnd vco_in cp_out pllen vdd n/c phrxd1 phrxd2 phrxd3 phrxer phrxdv gnd phtxd0 phcol phtxen phtxd1 phtxd2 phtxd3 phtxer gnd txd ugnd vp vm uvdd n/c n/c phtclk phrxclk phcrs ph_rxd0 x_pclk rxd irq0 irq1 dxa tsca fs vdd serromd serromclk pu#1 pclk dra gnd clk x2 xa_15 vdd xa_7 xa_6 xa_5 xa_4 xa_3 xa_2 xa_1 ntst nreset nxromsel nxwr nxrd gnd npdn gnd vdd n/c n/c led_on nxramsel ignd nxbhe xa_0 xa_14 ovdd vdd xd_15 xd_14 ognd xd_13 xd_12 ignd xd_11 xd_10 xd_9 xd_8 xd_7 xd_6 xd_5 xd_4 xd_3 xd_2 xd_1 xd_0 xa_13 xa_12 xa_11 xa_10 xa_9 xa_8 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51 100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 KL5KUSB122_l optional external memory serial eeprom KL5KUSB122 usb / ethernet phy transformer usb host or device full duplex 10/100 base ? t ethernet mii interface
KL5KUSB122 usb mini host to 10/100 ethernet kawasaki lsi 2570 north first street suite 301 san jose, ca 95131 tel: (408) 570-0555 fax: (408) 570-0567 www.klsi.com 3 ver. 1.3 pin description pin # lqfp i/o pin name description 1 in vdd vdd 2 gnd gnd pll gnd 3 in vco_in pll vco in 4 out cp_out pll vco out 5 in pllen pll enable 6 in vdd pll vdd 7 n/c n/c open connection 8 in phrxd1 mii phy receive data 1 9 in phrxd2 mii phy receive data 2 10 in phrxd3 mii phy receive data 3 11 in phrxer mii receive data error from phy 12 in phrxdv mii receive data valid from phy 13 in gnd ground 14 out phtxd0 mii transmit data to phy 15 in phcol mii collision input from phy 16 out phtxen mii transmit enable to phy 17 out phtxd1 mii transmit data 1 to phy 18 out phtxd2 mii transmit data 2 to phy 19 out phtxd3 mii transmit data 3 to phy 20 out phtxer mii transmit error to phy 21 in gnd ground 22 in/out txd uart txd 23 in ugnd usb gnd 24 in/out vp usb + pin 25 in/out vm usb ? pin 26 in uvdd usb vdd 27 nc nc open connection 28 nc nc open connection 29 in phtxclk mii phy transmit clock 30 in phrxclk mii phy receive clock 31 in phcrs mii phy carrier sense 32 in ph_rxd0 mii phy serial receive data, bit 0 33 in/out x_pclk external pclk 34 in/out rxd uart rxd 35 in irq0 edge sens. interrupt 36 in irq1 edge sens. interrupt 37 out dxa sport mode or gpio7 38 in tsca sport mode or gpio8 39 in/out fs sport mode or gpio9 40 in vdd open connection 41 in/out serromd serial rom data 42 out serromclk serial rom clock 43 in/out pu#1 pull up to usb + pin for high speed 44 in pclk sport mode or gpio5 45 in dra sport mode or gpio6
KL5KUSB122 usb mini host to 10/100 ethernet kawasaki lsi 2570 north first street suite 301 san jose, ca 95131 tel: (408) 570-0555 fax: (408) 570-0567 www.klsi.com 4 ver. 1.3 pin # lqfp i/o pin name description 46 in ognd gnd 47 in clk 12mhz clock/crystal input 48 out x2 12mhz crystal output 49 out xa_15 external address pin 50 in vdd vdd 51 in ovdd vdd 52 out xa_14 external address pin 53 out xa_0 external address pin 54 out nxbhe sram byte high enable 55 in ignd gnd 56 out nxramsel sram byte low enable 57 out led_on turns on 3.3v to tx led / mii mdio 58 n/c n/c open connection 59 n/c n/c open connection 60 in vdd vdd 61 in gnd ground 62 in/out npdn active low powerdown mode signal to phy 63 in gnd gnd 64 out nxrd external memory read (active low) 65 out nxwr external memory write (active low) 66 n/c nxromsel external rom cs, active lo 67 in nreset reset pin 68 in ntst test pin, disconnect for normal operation 69 out xa_1 external address pins 70 out xa_2 external address pins 71 out xa_3 external address pins 72 out xa_4 external address pins 73 out xa_5 external address pins 74 out xa_6 external address pins 75 out xa_7 external address pins 76 out xa_8 external address pins 77 out xa_9 external address pins 78 out xa_10 external address pins 79 out xa_11 external address pins 80 out xa_12 external address pins 81 out xa_13 external address pins 82 in/out xd_0 external data pins 83 in/out xd_1 external data pins 84 in/out xd_2 external data pins 85 in/out xd_3 external data pins 86 in/out xd_4 external data pins 87 in/out xd_5 external data pins 88 in/out xd_6 external data pins 89 in/out xd_7 external data pins 90 in/out xd_8 external data pins 91 in/out xd_9 external data pins 92 in/out xd_10 external data pins 93 in/out xd_11 external data pins 94 in ignd gnd 95 in/out xd_12 external data pins
KL5KUSB122 usb mini host to 10/100 ethernet kawasaki lsi 2570 north first street suite 301 san jose, ca 95131 tel: (408) 570-0555 fax: (408) 570-0567 www.klsi.com 5 ver. 1.3 pin # lqfp i/o pin name description 96 in/out xd_13 external data pins 97 in ognd gnd 98 in/out xd_14 external data pins 99 in/out xd_15 external data pins 100 in vdd vdd function description 16 bit processor the integrated 16-bit processor serves as a micro controller for usb peripherals. the processor can execute approximately five million instructions per second. with this processing power it allows the design of intelligent peripherals that can process data prior to passing it on to the host pc, thus improving overall performance of the system. the masked rom (8k x 16) in the KL5KUSB122 or external memory contains a specialized instruction set that has been designed for highly efficient coding of processing algorithms and usb transaction processing. the 16-bit processor is designed for efficient data execution by having direct access to the ram buffer, external memory, i/o interfaces, and all the control and status registers. the divide/multiply feature expands the capability of usb peripherals. the processor supports prioritized vectored hardware interrupts. additionally, up to 240 software interrupt vectors are available. the processor provides six addressing modes, supporting memory-to-memory, memory- to-register, register-to-register, immediate-to-register or immediate-to-memory operations. register, direct, immediate, indirect, and indirect indexed addressing modes are supported. in addition, there is an auto-increment mode in which a register, used as an address pointer is automatically incremented after each use, making repetitive operations more efficient both from a programming and a performance standpoint. the processor features a full set of program control, logical, and integer arithmetic instructions. all instructions are sixteen bits wide, although some instructions require operands, which may occupy another one or two words. several special ? short immediate? instructions are available, so that certain frequently used operations with small constant operand will fit into a 16-bit instruction. ram buffer the usb controller contains a 3k byte (1.5k x 16) internal buffer memory. the memory is used to buffer data and usb packets and accessed by the 16-bit processor and the sie. usb transactions are automatically routed to the memory buffer. the 16-bit processor has the ability to set up pointers and block sizes in buffer memory for usb transactions. data is read from the interface and is processed and packetized by the 16- bit i/o processor.
KL5KUSB122 usb mini host to 10/100 ethernet kawasaki lsi 2570 north first street suite 301 san jose, ca 95131 tel: (408) 570-0555 fax: (408) 570-0567 www.klsi.com 6 ver. 1.3 pll clock generator a 12 mhz external crystal may be used with the KL5KUSB122 controller. two pins, x1 and clk, are provided to connect a lower cost crystal circuit to the device. pll circuitry is provided to generate the internal 48mhz clock requirements of the device. if an external 12 mhz clock is available in the application, it may be used in lieu of the crystal circuit by connecting directly to the clk input pin. usb interface the KL5KUSB122 controller has a built in transceiver that meets the universal serial bus (usb) specification v 1.1. the transceiver is capable of transmitting and receiving serial data at the usb full speed, 12 mbits/sec, data rate. the driver portion of the transceiver is differential, while the receive section is comprised of a differential receiver and two single ended receivers. internally, the transceiver interfaces to the sie (serial interface engine) logic. externally, the transceiver connects to the physical layer of the usb. the usb controller may be optionally configured to behave as a usb host or as a usb device. 10mb, 100mb/sec ethernet interface the KL5KUSB122 controller has a built in the ethernet mac (media access controller) that is fully compliant with the ieee 802.3 ethernet standard. the KL5KUSB122 connects externally to a 10baset and/or 100baset endec phy. the KL5KUSB122 controller 16-bit processor has direct access to the registers of the mac. uart interface supports a transfer rate of 7200 to 115.2k baud. serial eeprom support the KL5KUSB122 controller serial interface is used to provide access to external eeproms. the interface can support a variety of serial eeprom formats. sram interface a multiplexed address port and 16-bit data port has been provided to interface to an external sram. the external sram is used to buffer data between usb and ethernet. the chip will support both 8-bit and 16-bit sram.
KL5KUSB122 usb mini host to 10/100 ethernet kawasaki lsi 2570 north first street suite 301 san jose, ca 95131 tel: (408) 570-0555 fax: (408) 570-0567 www.klsi.com 7 ver. 1.3 dc characteristics u2e is implemented with kawasaki ? s 0.5um cmos cba and embedded memory kz300em technology. the followings are the description of chip electric characteristics. 1 . absolute maximum ratings table 5.1 absolute maximum ratings parameter symbol ratings unit supply voltage vdd ? 0.3 ~ 4.0 v input voltage vin ? 0.3 ~ 7.3 v dc output current iout 15 ma storage temperature tstg ? 55 ~ 125 c 2. recommended operating conditions table 5.2 recommended operating conditions parameter symbol min typ max unit operating supply voltage vdd 3.0 ? 3.6 v operating ambient temperature ta 0 ? 70 c september 2001 copyright 2001 kawasaki lsi printed in u.s.a kawasaki lsi assumes no responsibility or liability for (1) any errors or inaccuracies contained in the information herein and (2) the use of the information or a portion thereof in any application, including any claim for (a) copyright or patent infringement or (b) direct, indirect, special or consequential damages. there are no warranties extended or granted by this document. the information herein is subject to change without notice form kawasaki lsi
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