MMusbVNC2 User`s Manual
Contents
1. MMusbVNC2 User s Manual REV 1 0 Introduction Thank You for buying our minimodule MMusbVNC2 MMusbVNC2 is low cost integrated Host USB module It is based on FTDI s VNC2 48L1B device Module allow communicate to MCU PLD or FPGA via one of the three interfaces UART SPI and parallel FIFO Interface selecting is possible by two shorts SEL1 and SEL2 VNC2 48L1B chip chich is a hart of our module transparently handles the FAT File structure and is fully compliant with USB 2 0 specification Our module is delivered with VDAP firmware installed which allow to communication with so popularly USB Flash drives MMusbVNC2 is made in two layer printed circuit bard technology It Has 256k byte program Flash ROM memory and 16k byte SRAM data memory All signals are driver via 24 pin 1 1inch wide footprint Integral power control allow to power external devices Choosing our minimodule is the first step for projects which should be done in the short time MMusbVNC2 could be used as part of prototype eliminating necessity of designing circuit board and final circuit in which module is fitted like sandwich shape We wish you were successful at designing and using new devices Features MMusbVNC2 e Low dimension USB type A socjet and second USB port available by module pins e Fully compliant with USB 2 0 specifi cation USB full speed 12 Mbps and low speed 1 5 Mbps USB host and slave device compatible e Single2. 5V Power Supply e Integral power control allow to power external devices by 3 3V power supply form LP2951ACM 3 3 e Power indicator PWR and USB traffic indicatros LED s LED1 LED2 Power On LED1 and LED2 flash alternately for 2 seconds Repeated until monitor connects USB Disk Initialisation LED1 on LED2 off USB Disk Ready LED1 off LED2 on USB Disk Removed LED1 off LED2 off Commands from monitor to USB Disk LED1 off LED2 flashes Commands from monitor Port with USB Disk removed LED1 off LED2 off 008 ion e Firmware programming control pins PG and RS brought out onto jumper pin connectors e Program or update firmware via USB Flash dis kor via SPI UART Paralel FIFO Interface SEL1 SEL2 UART Pull up Pull up SPI Pull down Pull up Parallel FIFO Pull up Pull down UART Pull down Pull down Applications Areas Interface USB Flash drive to MCU PLD FPGA USB Flash drive to USB Flash drive file transfer interface Digital camera to USB Flash drive or other USB slave device interface MP3 Player to USB Flash drive or other USB slave device interface USB MP3 Player to USB MP3 Player Mobile phone to USB Flash drive or other USB slave device interface GPS to mobile phone interface Interface USB Flash drive to Printer General Description MMusbVNC2 is a host slave USB interface which include new functionality All signals
3. 5V module supply pin Provides the 5V output on the USB type A socket and the 3 3V supply via an on board LP2951PCM 3 3 2 LD1 Output USB Port 1 activity indicator LED This pin is hard wired to a green LED1 3 LD2 Output USB Port 2 activity indicator LED This pin is hard wired to a green LED2 4 U1P VO USB Data Signal Plus USB host slave port 1 5 U1M VO USB Data Signal Minus USB host slave port 1 6 ADO WO AD bit 0 7 GND GND Ground supply pin 8 ADI WO AD bit 1 9 AD2 WO ADbit2 10 AD3 WO AD bit 3 11 AD4 WO AD bit 4 12 AD5 WO AD bit 5 13 AD6 WO AD bit 6 14 AD7 WO ADbit 7 15 ACO WO AC bit 0 16 AC1 WO AC bit 1 17 AC2 WO AC bit 2 18 GND GND Ground supply pin 19 AC3 WO AC bit 3 20 AC4 WO AC bit 4 21 AC5 WO AC bit 5 22 RS Input Can be used by an external device to reset the module It can be used with PROG signal to program firmware 23 PG Input This pin is used with RESET signal to program firmware 24 3V3 Output 3 3V output from module s on board LP2951 PCM 3 3 Technical Data Dimensions Weight Power supply 008 60 x 18 8 x 18 8 mm okoto 8g 5V Mechanical Dimensions 51 18mm Pi U 18 80mm 14 56mm le u _ gt gt 2 54mm 2 54mm Dimensions are in millimeters 1mils 1 1000 inch 100miles 2 54mm 3008 Firmware update example MMusbVNC2 is delivered with VDAP firmware installed Full
4. firmware s documentation is able on product webside Below is placed sample connection schematic to minimodule MMusb232 which allow to install firmware by PC USB ao a 32 se ge 3v3 Hi od az el o Mr bd PA ed 5 5 a MMusb232 MM 2 1 To enable the bootloader the PG pin must be driven low and the MMusbVNC2 must then be reset by driving the RS pin low then high Run mode can be enabled by driving the PROG pin high and then resetting the VNC2 by driving the RESET pin low then high Note that for the bootloader to be active PG pin must be driven low before powering the VNC2 If the PG pin is not driven low the VNC2 will power up in run mode with the bootloader inactive Firmware dla uktadu VNC2 48L1B oraz Oprogramowanie zal Vinculum Il Firmware Flash Programming 81 vinculum II Tools PYM tion Second USB port connection example Ferrite Bead INAGSTIATA G wos xodomd sssi GND Technical Support If You have a problem with MMusbVNC2 please contact us at support propox com AROK Many ideas one solution Schematic tiap UAAVAH did Nid FT tispa dn ynd umop nd MEEDA a ia DA L as ans i SR e A ii EAE Xir Xit w p oat EAE NVADONI i ELLNDOW JON po Wi i S NIX oms yop zyygp puno uoma S Pay ag 01 Dup an umojpe nd yop paspa sip JJO yay ms jpm md sr
5. are driver via 24 pin 1 1inch wide footprint Single USB port type A is available on module and second USB port type A is available by pins MMusbVNC2 allow to work with three interfaces selectable by two gold pin junction placed directly on minimodule e UART SPI e Parallel FIFO FTDI company is delivering with VNC2 48L1B chip 6 different types of firmware which are available on www vinculum com website Upgrade or installation a new firmware is easy It can by done by using software which is also available on product website and our else module MMusb232 Connection schematic is available in second part of this manual 3008 Module Pin Out GE lt m az u i A oa Ho od S Z LI o m Se Figure 2 MusbVNC2 Top view component side Pin Definitions determined by type of interface Pin Name PCB Type UART Parallel SPI FIFO 6 ADBUSO ADO I O TxD DO SCLK 8 ADBUS1 ADI I O RxD D1 SDI 9 ADBUS2 AD2 I O RTS D2 SDO 10 ADBUS3 AD3 I O CTS D3 CS 11 ADBUS4 AD4 I O DTR D4 12 ADBUS5 AD5 I O DSR D5 13 ADBUS6 AD6 I O DCD D6 14 ADBUS7 AD7 I O RI D7 15 ACBUSO ACO I O TXDEN RXF 16 ACBUS1 AC1 I O TXE 17 ACBUS2 AC2 I O RD 19 ACBUS3 AC3 I O WR 20 ACBUS4 AC4 I O 008 ion Pin Definitions Pin Name Type Description No 1 5V0 Input
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