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future technology devices international ltd. http://www.vinculum.co m copyright ? future technology devices international ltd. 2006 vdip1 vinculum VNC1L-1a prototyping module ? ? preliminary - subject to change
vdip1 vinculum VNC1L-1a prototyping module datasheet version 0.91 ? future technology devices international ltd. 2006 page 2 preliminary - subject to change 1.2 features ? uses f.t.d.i.s VNC1L-1a embedded usb host controller i.c. device. ? usb a type socket to interface with usb peripheral devices ? second usb interface port available via module pins, if required. ? jumper selectable uart, parallel fifo, or spi mcu interfaces. ? single 5v supply input. ? auxiliary 3.3 v / 200 ma power output to external logic. ? power indicator, and usb traf?c indicator leds. ? program or update ?rmware via usb flash disk or via uart / parallel fifo / spi interface. ? VNC1L-1a ?rmware programming control pins prog# and reset# brought out onto jumper interface ? vdip1 is a pb-free, rohs complaint development module. ? schematics, and ?rmware ?les available for download from the vincu l u m websit e . 1 . i n t r o d u c t i o n a n d f e a t u r e s 1.1 introduction the vdip1 module is an mcu to embedded usb host controller development module for the VNC1L-1a i.c. device. the vdip1 is supplied on a pcb designed to ?t into a 24 pin dip socket, and provides access to the uart, parallel fifo, and spi interface pins on the VNC1L-1a device, via its ad and ac bus pins. not only is it ideal for developing and rapid prototyping of VNC1L-1a designs, but also an attractive quantity discount structure makes this module suitable for incorporation into low and medium volume ?nished product designs. the vinculum VNC1L-1a is the ?rst of f.t.d.i.s vinculum family of embedded usb host controller integrated circuit devices. not only is it able to handle the usb host interface, and data transfer functions but owing to the inbuilt mcu and embedded flash memory, vinculum can encapsulate the usb device classes as well. when interfacing to mass storage devices such as usb flash drives, vinculum also transparently handles the fat file structure communicating via uart, spi or parallel fifo interfaces via a simple to implement command set. vinculum provides a new cost effective solution for providing usb host capability into products that previously did not have the hardware resources available. the VNC1L-1a is available in pb-free (rohs compliant) compact 48-lead lqfp package.
vdip1 vinculum VNC1L-1a prototyping module datasheet version 0.91 ? future technology devices international ltd. 2006 page 3 preliminary - subject to change 2 . p i n o u t a n d s i g n a l d e s c r i p t i o n s 2.1 module pin out f t d i 1 2 . 0 0 0 3 v 3 pg # rs # ac 5 ac 4 ac 3 gnd ac 2 ac 1 ac 0 ad 7 ad 6 5 v 0 ld 1 ld 2 u 1 p u 1 m ad 0 gnd ad 1 ad 2 ad 3 ad 4 ad 5 j4 j3 1 12 13 24 figure 1 - vdip1 module pin out
vdip1 vinculum VNC1L-1a prototyping module datasheet version 0.91 ? future technology devices international ltd. 2006 page 4 preliminary - subject to change 2.2 pin signal descriptions table 1 - vdip1 module pin descriptions pin no. name pin name on pcb type description 1 5v0 5v0 pwr input 5.0 v module supply pin. this pin provides the 5.0v output on the usb a type socket, and also the 3.3v supply to VNC1L-1a, via an on-board 3.3 v l.d.o. 2 led1 ld1 output usb port 1 traf?c activity indicator led. this pin is hard wired to a green led on board the pcb. it is also brought out onto this pin which allows for the possibility of bring - ing out an additional led traf?c indicator out of the vdip1 board. for example, if the vdip1 usb connector is brought out onto an instrument front panel, an activity led could be mounted along side it. 3 led2 ld2 output usb port 2 traf?c activity indicator led. this pin is hard wired to a green led on board the pcb. it is also brought out onto this pin which allows for the possibility of bring - ing out an additional led traf?c indicator out of the vdip1 board. for example, if the vdip1 usb connector is brought out onto an instrument front panel, an activity led could be mounted along side it. 4 usbd1p u1p i/o usb host / slave port 1 - usb data signal plus with integrated pull up / pull down resis - tor. module has on board 27 ? usb series resistor. this pin can be brought out along with pin 5 to provide a second usb port, if required. 5 usbd1m u1m i/o usb host / slave port 1 - usb data signal minus with integrated pull up / pull down resistor. module has on board 27 ? usb series resistor. this pin can be brought out along with pin 4 to provide a second usb port, if required. 6 adbus0 ad0 i/o 5v safe bidirectional data / control bus, ad bit 0 7 gnd gnd pwr module ground supply pin 8 adbus1 ad1 i/o 5v safe bidirectional data / control bus, ad bit 1 9 adbus2 ad2 i/o 5v safe bidirectional data / control bus, ad bit 2 10 adbus3 ad3 i/o 5v safe bidirectional data / control bus, ad bit 3 11 adbus4 ad4 i/o 5v safe bidirectional data / control bus, ad bit 4 12 adbus5 ad5 i/o 5v safe bidirectional data / control bus, ad bit 5 13 adbus6 ad6 i/o 5v safe bidirectional data / control bus, ad bit 6 14 adbus7 ad7 i/o 5v safe bidirectional data / control bus, ad bit 7 15 acbus0 ac0 i/o 5v safe bidirectional data / control bus, ac bit 0 16 acbus1 ac1 i/o 5v safe bidirectional data / control bus, ac bit 1 17 acbus2 ac2 i/o 5v safe bidirectional data / control bus, ac bit 2 18 gnd gnd pwr module ground supply pin 19 acbus3 ac3 i/o 5v safe bidirectional data / control bus, ac bit 3 20 acbus4 ac4 i/o 5v safe bidirectional data / control bus, ac bit 4 21 acbus5 ac5 i/o 5v safe bidirectional data / control bus, ac bit 5 22 reset# rs# input can be used by an external device to reset the VNC1L-1a. this pin can be used in combination with prog# and the uart / parallel fifo / spi interface to program ?rmware into the VNC1L-1a. 23 prog# pg# input this pin is used in combination with the reset# pin and the uart / parallel fifo / spi interface to program ?rmware into the VNC1L-1a. 24 3v3 3v3 pwr output 3.3v output from vdip1s on board 3.3v l.d.o.
vdip1 vinculum VNC1L-1a prototyping module datasheet version 0.91 ? future technology devices international ltd. 2006 page 5 preliminary - subject to change 2.3 i/o con?guration using the jumper pin header two three way jumper pin headers are provided to allow for simple con?guration of the i/o on data and control bus pins of the vdip1. this is done by a combination of pulling up or pulling down the VNC1L-1as acbus5 (pin 46) and acbus6 (pin 47). the relevant portion of the vdip1 module schematic is shown in ?gure 7, below. figure 2 - vdip1 on-board jumper pin con?guration. table 2 - port selection jumper pins acbus6 (VNC1L-1a pin 47) acbus5 (VNC1L-1a pin 46) i/o mode pull-up pull-up serial uart pull-up pull-down spi pull-down pull-up parallel fifo pull-down pull-down serial uart table 3 - data and control bus con?guration options pin no. name pin name on pcb type description data and control bus con?guration options uart interface parallel fifo interface spi slave interface i/o port 6 adbus0 ad0 i/o 5v safe bidirectional data / control bus, ad bit 0 txd d0 sclk portad0 8 adbus1 ad1 i/o 5v safe bidirectional data / control bus, ad bit 1 rxd d1 sdi portad1 9 adbus2 ad2 i/o 5v safe bidirectional data / control bus, ad bit 2 rts# d2 sdo portad2 10 adbus3 ad3 i/o 5v safe bidirectional data / control bus, ad bit 3 cts# d3 cs portad3 11 adbus4 ad4 i/o 5v safe bidirectional data / control bus, ad bit 4 dtr# d4 portad4 12 adbus5 ad5 i/o 5v safe bidirectional data / control bus, ad bit 5 dsr# d5 portad5 13 adbus6 ad6 i/o 5v safe bidirectional data / control bus, ad bit 6 dcd# d6 portad6 14 adbus7 ad7 i/o 5v safe bidirectional data / control bus, ad bit 7 ri# d7 portad7 15 acbus0 ac0 i/o 5v safe bidirectional data / control bus, ac bit 0 txden# rxf# portac0 16 acbus1 ac1 i/o 5v safe bidirectional data / control bus, ac bit 1 txe# portac1 17 acbus2 ac2 i/o 5v safe bidirectional data / control bus, ac bit 2 wr portac2 19 acbus3 ac3 i/o 5v safe bidirectional data / control bus, ac bit 3 rd# portac3 20 acbus4 ac4 i/o 5v safe bidirectional data / control bus, ac bit 4 portac4 46 47 acbus 5 acbus 6 47 k 47 k 3 v 3 gnd 1 2 3 1 2 3 j 3 j 4 vnc 1 l - 1 a
vdip1 vinculum VNC1L-1a prototyping module datasheet version 0.91 ? future technology devices international ltd. 2006 page 6 preliminary - subject to change 2.4 uart interface signal descriptions table 4 - data and control bus signal mode options - uart interface pin no. name type description 6 txd output transmit asynchronous data output 8 rxd input receive asynchronous data input 9 rts# output request to send control output / handshake signal 10 cts# input clear to send control input / handshake signal 11 dtr# output data terminal ready control output / handshake signal 12 dsr# input data set ready control input / handshake signal 13 dcd# input data carrier detect control input 14 ri# input ring indicator control input. when the remote wake up option is enabled in the eeprom, taking ri# low can be used to resume the pc usb host controller from suspend. 15 txden# input enable transmit data for rs485 designs
vdip1 vinculum VNC1L-1a prototyping module datasheet version 0.91 ? future technology devices international ltd. 2006 page 7 preliminary - subject to change 2.5 parallel fifo interface signal descriptions and timing diagrams table 5 - data and control bus signal mode options - parallel fifo interface pin no. name type description 6 d0 i/o fifo data bus bit 0 8 d1 i/o fifo data bus bit 1 9 d2 i/o fifo data bus bit 2 10 d3 i/o fifo data bus bit 3 11 d4 i/o fifo data bus bit 4 12 d5 i/o fifo data bus bit 5 13 d6 i/o fifo data bus bit 6 14 d7 i/o fifo data bus bit 7 15 rxf# output when high, do not read data from the fifo. when low, there is data available in the fifo which can be read by strobing rd# low, then high again. 16 txe# output when high, do not write data into the fifo. when low, data can be written into the fifo by strobing wr high, then low. 17 wr input writes the data byte on the d0...d7 pins into the transmit fifo buffer when wr goes from high to low. 19 rd# input enables the current fifo data byte on d0...d7 when low. fetched the next fifo data byte (if avail - able) from the receive fifo buffer when rd# goes from high to low. figure 3 - fifo read cycle rxf# rd# d[7...0] t3 t1 t5 t6 t2 t4 valid data table 6 - fifo read cycle timings time description min max unit t1 rd active pulse width 50 - ns t2 rd to rd pre-charge time 50 + t6 - ns t3 rd active to valid data* 20 50 ns t4 valid data hold time from rd inactive* 0 - ns t5 rd inactive to rxf# 0 25 ns t6 rxf inactive after rd cycle 80 - ns * load = 30pf
vdip1 vinculum VNC1L-1a prototyping module datasheet version 0.91 ? future technology devices international ltd. 2006 page 8 preliminary - subject to change valid data d[7...0] wr txe# t7 t12 t11 t8 t9 t10 figure 4 - fifo write cycle table 7 - fifo write cycle timings time description min max unit t7 wr active pulse width 50 - ns t8 wr to rd pre-charge time 50 - ns t9 data setup time before wr inactive 20 - ns t10 data hold time from wr inactive 0 - ns t11 wr inactive to txe# 5 25 ns t12 txe inactive after wr cycle 80 - ns
vdip1 vinculum VNC1L-1a prototyping module datasheet version 0.91 ? future technology devices international ltd. 2006 page 9 preliminary - subject to change 2.6 spi interface signal descriptions and timing diagrams table 8 - data and control bus signal mode options - spi interface pin no. name type description 6 sclk input spi clock input, 12mhz maximum. 8 sdi input spi serial data input 9 sdo output spi serial data output 10 cs input spi chip select input figure 5 - spi slave data read cycle spiclk spi data in spi data out spi cs r / w add d 0 d 1 d 2 d 3 d 4 d 5 d 6 d 7 1 1 0 from start - spi cs must be held high for the entire read cycle, and must be taken low for at least one clock period after the read is completed. the ?rst bit on spi data in is the r/w bit - inputting a 1 here allows data to be read from the chip. the next bit is the address bit, add, which is used to indicate whether the data register (0) or the status register (1) is read from. during the spi read cycle a byte of data will start being output on spi data out on the next clock cycle after the address bit, msb ?rst. after the data has been clocked out of the chip, the status of spi data out should be checked to see if the data read is new data. a 0 level here on spi data out means that the data read is new data. a 1 indicates that the data read is old data, and the read cycle should be repeated to get new data. remember that cs must be held low for at least one clock period before being taken high again to continue with the next read or write cycle. figure 6 - spi slave data write cycle spiclk spi data in spi data out spi cs r / w add d 0 d 1 d 2 d 3 d 4 d 5 d 6 d 7 1 0 0 from start - spi cs must be held high for the entire write cycle, and must be taken low for at least one clock period after the write is completed. the ?rst bit on spi data in is the r/w bit - inputting a 0 here allows data to be written to the chip. the next bit is the address bit, add, which is used to indicate whether the data register (0) or the status start start status status
vdip1 vinculum VNC1L-1a prototyping module datasheet version 0.91 ? future technology devices international ltd. 2006 page 10 preliminary - subject to change register (1) is written to. during the spi write cycle a byte of data can be input to spi data in on the next clock cycle after the address bit, msb ?rst. after the data has been clocked in to the chip, the status of spi data out should be checked to see if the data read was accepted. a 0 level on spi data out means that the data write was accepted. a 1 indicates that the internal buffer is full, and the write should be repeated. remember that cs must be held low for at least one clock period before being taken high again to continue with the next read or write cycle. figure 7 - spi slave data timing diagrams t 1 t 2 t 3 t 4 t 5 t 6 t 7 spiclk spics / spi data in spi data out table 9 - spi slave data timing time description min typical max unit t1 spiclk period 83 - - ns t2 spiclk high 20 - - ns t3 spiclk low 20 - - ns t4 input setup time 10 - - ns t5 input hold time 10 - - ns t6 output hold time 2 - - ns t7 output valid time - - 20 ns table 10 - status register (add = 1) bit description 0 rxf# 1 txe# 2 - 3 - 4 rxf irqen 5 txe irqen 6 - 7 -
vdip1 vinculum VNC1L-1a prototyping module datasheet version 0.91 ? future technology devices international ltd. 2006 page 11 preliminary - subject to change 3.1 vdip1 board dimensions the vdip1 board dimensions are shown below. 3 . d i m e n s i o n s figure 8 - vdip1 dimensions, top view. figure 9 - vdip1 dimensions , side view. f t d i 12 . 000 1 4 . 5 6 m m ( 0 . 5 7 ) 1 8 . 1 0 m m ( 0 . 7 1 ) 2 . 54 mm ( 0 . 10 ) 2 . 0 0 m m ( 0 . 0 8 ) 1 5 . 2 4 m m ( 0 . 6 0 ) 43 . 43 mm ( 1 . 71 ) 13 . 70 mm ( 0 . 54 ) 7 . 20 mm ( 0 . 28 ) 1 8 . 1 0 m m ( 0 . 7 1 ) 8 . 8 0 m m ( 0 . 3 5 ) 1 . 6 0 m m ( 0 . 0 6 ) 1 7 . 5 0 m m ( 0 . 6 9 ) 2 . 54 mm ( 0 . 10 ) 4 . 9 m m ( 0 . 1 9 ) 7 . 0 0 m m ( 0 . 2 8 )
vdip1 vinculum VNC1L-1a prototyping module datasheet version 0.91 ? future technology devices international ltd. 2006 page 12 preliminary - subject to change 4 . v d i p 1 e x t e r n a l c i r c u i t c o n f i g u r a t i o n 4.1 adding a second usb port the external circuit con?guration for adding a second usb host port, with a usb activity led, is shown below in ?gure 10. 5 v 1 2 3 4 5 gnd + + 47 pf 47 pf ferrite bead usb a connector f t d i d d d d d d d d d d d d led 1 330 r led 1 3 v 3 3 v 3 usb port activity led circuit gnd gnd figure 10 - additional usb port con?guration.
vdip1 vinculum VNC1L-1a prototyping module datasheet version 0.91 ? future technology devices international ltd. 2006 page 13 preliminary - subject to change disclaimer copyright ? future technology devices international limited , 2006. version 0.91 - initial datasheet created august 2006 neither the whole nor any part of the information contained in, or the product described in this manual, may be adapted or reproduced in any material or electronic form without the prior written consent of the copyright holder . this product and its documentation are supplied on an as-is basis and no warranty as to their suitability for any particular purpose is either made or implied. future technology devices international ltd. will not accept any claim for damages howsoever arising as a result of use or failure of this product. your statutory rights are not affected. this product or any variant of it is not intended for use in any medical appliance, device or system in which the failure of the product might reasonably be expected to result in personal injury . this document provides preliminary information that may be subject to change without notice. contact ftdi head of?ce - future technology devices international ltd. 373 scotland street, glasgow g5 8qb, united kingdom tel. : +(44) 141 429 2777 fax. : +(44) 141 429 2758 e-mail (sales) : sales1ftdichip.co m e-mail (support) : support1ftdichip.co m e-mail (general enquiries) : admin1ftdichip.co m regional sales of?ces - future technology devices international ltd. (taiwan) 4f, no 16-1, sec. 6 mincyuan east road, neihu district, taipei 114, taiwan, r.o.c. tel.: +886 2 8791 3570 fax: +886 2 8791 3576 e-mail (sales): tw.salesftdichip.co m e-mail (support): tw.supportftdichip.co m e-mail (general enquiries): tw.adminftdichip.co m future technology devices international ltd. (usa) 5285 ne elam young parkway, suite b800 hillsboro, or 97124-6499 usa tel.: +1 (503) 547-0988 fax: +1 (503) 547-0987 e-mail (sales): us.salesftdichip.co m e-mail (support): us.supportftdichip.co m e-mail (general enquiries): us.adminftdic hip.co m website url : http://www.ftdichip.co m

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