seiko epson corporation S1R72U01 usb 2.0 host controller lsi for mouse and keyboard use z usb software embedded z easy processor connection (uart) z easy to use: single power supply, supports various clocks z support for 8- and 16-bit processor control ? overview S1R72U01 is a dedicated usb 2.0 host controller for connected mouse devices or keyboards. all usb software required for a connected mouse or keyboard is embedded in the chip, which permits uart-based control and eliminates the need for special usb knowledge. additionally, the chip supports connection and control with affordable 8- and 16-bit processors for fast, easy mouse or keyboard connections in embedded devices. ? features ? easy to use no usb knowledge required ? serial uart control possible ? optimal for small systems control possible with 8- or 16-bit processors compact package supports various clocks ? mouse and keyboard support human interface device class and usb host stack built-in * no usb software needed ? easy connection serial uart for easy processor connections ? single power supply support runs on a single 3.0 ? 5.5 v power supply ? compact dimensions 7 mm 2 48-pin qfn, 9 mm 2 48-pin qfp ? specifications 1) usb host functions ? one built-in usb host port ? embedded usb software (usb host stack, human interface device class) ? usb full-speed and low-speed modes (12 and 1.5 mbps) ? built-in host termination ? vbus supply (requires a 5 v power supply) 2) other ? processor interface serial uart ? supply voltage single 3.0?5.5 v power supply processor interface: 1.8?5 v ? external clock 12 and 24 mhz quartz oscillators and ceramic resonators * direct 12 and 24 mhz input also supported ? package qfn package: 7 mm2 48-pin, 0.5 mm pitch qfp package: 9 mm2 (including lead) 48-pin, 0.5 mm pitch ? operating temperature -40?85c
S1R72U01 ? block diagram fifo xreset transceiver macro usb host sie dp dm vbus vbusen osc pll clk test circuit* atpgen vbusflg bridge sequencer serial i/f spixuart sio debug i/f* dbgdclk, dbgdt, dbgst sin0 sout0 xo xi clkin usb device sie clkout tpl sck ss mosi miso sio_ready xirq_event xirq_status vbus sw 3.3v reg. 1.8v reg. vrin vrout_enb vbus_5v_in vbus_out tsten clksel clk_source hostxdevice wakeup init_baud manydev manyhub vbus_cur document code: 411564500 first issue august 2008 in japan c
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