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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 fo rm 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 internat ional 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. no freedom to use patents or oth er intellectual property rights is imp lied by the publication of this document. future technology devices international ltd, unit 1, 2 seaward place, centurion business park, glasgow g41 1hh united kingdom. scotland registered company number: sc136640 copyright ? 2015 future technology devi ces international limited 1 ft51a - evm development module datasheet version 1.0 document reference no.: ft_001140 clearance no.: ftdi# 478 future technology devices international datasheet ft51a - evm development module ft51a - evm i s a n ft51a de velopment module with the following features: display, heart - rate monitor, temperature sensor and for c e sensitive resistor . 1 introduction the ft51a - evm is a development module for ftdi?s ft51a q , one of the devices from ftdi?s range of 8 - bi t microcontrollers with usb interface bridging features integrated . ft 51a is a mcu which include s the following features: usb client and usb h ub interface s, 8051 core, 8 - bit adc , uart, spi, i 2 c, 245 fifo and pwm. the ft51a - evm demonstrates the ft51a series i 2 c and spi interfaces, the adc input , pwm and gpio features. it contains a 28 pin header which allows easy access to all the ft51a q ?s io pins, as well as the debug and reset pins. this module also comes preloaded with the ft51a - evm fir mware that allows users to use all the features of the module without developing firmware. 1.1 features the ft51a - evm is fitted with a ft51a q ; many of the features of the ft51a series can be utilized with this module. for a full list of the ft51a s eries fea tures please see the ft51a datasheet which can be found by clicking here . in addition to the features listed in the ft51a datasheet, the ft51a - evm has the following features: ? 20 x 2 characters , lcd display , with i 2 c interface and rgb backlight . ? heart - rate monitor with filtered and amplified analogue output ? force sensitive resistor ? s pi temperature sensor ? push buttons controls and led indicator ? interface footprint s to allow for communication with ftdi?s ft8xx modules and ttl - 232r cables ? upstream and downstream usb ports which allows for direct connection cascading. ? debugg er interface header used for debugging and programming the ft51a q . designer for operation with ftpd - 1. see ftpd - 1 datasheet for details about this module. ? onboard jumper for configuring the module to be in self powered or usb powered.
copyright ? 2015 future technology devices international limited 2 ft51a - evm development module datasheet version 1.0 document reference no.: ft_001140 clearance no.: ftdi# 478 table of contents 1 introduction ................................ ................................ .... 1 1.1 features ................................ ................................ .................... 1 2 driver support ................................ ................................ 3 3 ordering info rmation ................................ ...................... 4 4 ft51a - evm signals and configurations ........................... 5 4.1 ft51a - evm pin out ................................ ................................ ... 5 4.2 connector descriptions ................................ ............................. 6 4.3 i/o pin feature options ................................ .......................... 10 5 module configurations ................................ .................. 11 5.1 jumper configuration options ................................ ................ 11 6 using preloaded firmware ................................ ............ 12 7 programming firmware to th e mtp memory ................. 13 8 module dimensions ................................ ....................... 14 9 umft51aa module circuit schematic ............................ 15 10 contact information ................................ ...................... 20 appendix a C references ................................ ................... 18 document references ................................ ................................ ..... 18 acronyms and abbreviations ................................ ........................... 18 appendix b C list of figures and tables ............................. 19 list of figures ................................ ................................ ................. 19 list of tables ................................ ................................ ................... 19 appendix c C revision history ................................ ........... 20
copyright ? 2015 future technology devices international limited 3 ft51a - evm development module datasheet version 1.0 document reference no.: ft_001140 clearance no.: ftdi# 478 2 driver support driver support for the ft51a usb device firmware updater (dfu) is available as part of the ft51 a sdk and is available for the following os: ? windows 10 32,64 - bit ? windows 8.1 32,64 - bit ? windows 8 32,64 - bit ? windows 7 32,64 - bit the dfu driver files can be found at the following pc location once the ft51a sdk has been installed: c: \ users \ username \ documents \ ftdi \ ft51a_sdk \ version \ drivers note: username will be different for each user that logs into a pc.
copyright ? 2015 future technology devices international limited 4 ft51a - evm development module datasheet version 1.0 document reference no.: ft_001140 clearance no.: ftdi# 478 3 ordering information module code utilised ic code description umft51 a - evm ft51aq ft51a evaluation platform other modules in the ft51 a range: module code utilised ic code description umft51aa - 01 ft51aq 8051 compatibil ity module.
copyright ? 2015 future technology devices international limited 5 ft51a - evm development module datasheet version 1.0 document reference no.: ft_001140 clearance no.: ftdi# 478 4 ft51a - evm signals and configurations 4.1 ft51a - evm pin out figure 4 . 1 C module pin out figure 4.1 illustrates the signals available on the header pins.
copyright ? 2015 future technology devices international limited 6 ft51a - evm development module datasheet version 1.0 document reference no.: ft_001140 clearance no.: ftdi# 478 4.2 connector descriptions pin no. name type description cn1 - 1 and cn1 - 4 nc not conected floating pin. cn1 - 2 vcc5v power 5 volt power input. (protected by z enor diode.) cn1 - 3 reset# signal active low reset cn1 - 5 dbg signal debugger data line, single line half - duplex uart. cn1 - 6 gnd ground 0 volt ground. table 4 . 1 C debugger port pin out description pin n o. name type description cn2 - 1 vcc power 5 volt power in put. cn2 - 2 gnd ground 0 volt ground. table 4 . 2 C power port pin out description pin no. name type description cn3 - 1 vbus power 5 volt power output. cn3 - 2 dm signal usb data - to downst ream device cn3 - 3 dp signal usb data + to downstream device cn3 - 4 gnd ground 0 volt ground. table 4 . 3 C downstream usb port pin out description pin no. name type description cn 4 - 1 gnd ground 0 volt gro und. cn 4 - 2 uart_rts# signal uart ready to send output. active low. cn 4 - 3 nc nc no connect cn 4 - 4 uart_rx signal uart rx data input. cn4 - 5 uart_tx signal uart tx data output. cn4 - 6 uart_cts# signal uart clear to send input. active low. table 4 . 4 C uart port pin out description note: cn 4 is not fitted by default.
copyright ? 2015 future technology devices international limited 7 ft51a - evm development module datasheet version 1.0 document reference no.: ft_001140 clearance no.: ftdi# 478 pin no. name type description cn5 - 1 vbus power 5 volt power input. to enable bus power mode close jp1 cn5 - 2 dm signal usb data - from upstream device cn5 - 3 dp signal usb data + from upstream device cn5 - 4 gnd ground 0 volt ground. table 4 . 5 C up stream usb port pin out description pin no. name type description cn6 - 1 vcc3v3 power 3 .3 volt power output cn6 - 2 vcc5v power 5 volt power output cn6 - 3 dbg signal input /output debugger interface pin , bi - directional , open - drain output with on - board pull - up resistor cn6 - 4 rst signal input ft51a reset pin , active high cn6 - 5 aio 0 i/o signals jp4 1 - 2 short: unused analog io pin jp4 2 - 3 short: no connection cn6 - 6 sw1 signal input (dio 0 ) active low when sw1 pressed. cn6 - 7 aio 1 i/o signals unused analog io pin cn6 - 8 fsr_led signal output ( d io1) drive the led indicating fsr pressure. cn6 - 9 aio 2 i/o signals unused analog io pin cn6 - 10 dio2 signal output when connecting the ft51a - e vm to a ftdi ft800, dio2 can be used as the spi master cs# net. cn6 - 11 aio 3 i/o signals unused analog io pin cn6 - 12 spi mosi signal output (dio3) master out, slave in spi signal cn6 - 13 aio 4 i/o signals unused analog io pin cn6 - 14 spi miso signal i nput (dio4) master in, slave out spi signal cn6 - 15 aio 5 i/o signals unused analog io pin cn6 - 16 spi sclk signal output (dio5) spi clock output cn6 - 17 aio 6 i/o signals unused analog io pin
copyright ? 2015 future technology devices international limited 8 ft51a - evm development module datasheet version 1.0 document reference no.: ft_001140 clearance no.: ftdi# 478 pin no. name type description cn6 - 18 dio6 signal output can be used as spi cs# to tempe rature sensor, can be over written by jumper jp2. cn6 - 19 sw3 signal input (aio7) active low when sw3 pressed. cn6 - 20 sw2 signal input (dio7) active low when sw2 pressed. cn6 - 21 sw4 signal input (aio8) active low when sw4 pressed. cn6 - 22 lcd_rst# signal output (dio8) controls the reset feature of the lcd module cn6 - 23 aio 9 i/o signals unused analog io pin cn6 - 24 dio9 signal i/o unused digital io. cn6 - 25 aio 10 i/o signals jp3 1 - 2 short: unused analog io pin jp3 2 - 3 short: no connection cn6 - 26 uar t rts# output signal (dio10) uart ready to send signal. active low. cn6 - 27 hb_led signal output (aio11) used to drive the on board heartbeat indicator led cn6 - 28 uart rx signal input (dio11) uart data receive signal cn6 - 29 lcd_pwm (r ) signal ou tput (aio12) control the lcd backlight red signal cn6 - 30 uart cts# signal input (dio12) uart clear to send signal input. active low. cn6 - 31 lcd_pwm (g) signal output (aio13) control the lcd backlight green signal cn6 - 32 i2c_scl signal output (dio13) i 2 c clock output. used to communicate with the lcd display cn6 - 33 lcd_pwm (b) signal output (aio14) control the lcd backlight blue signal cn6 - 34 i2c_sda signal io (dio14) bidirectional i 2 c data line. used to communicate with the lcd di splay cn6 - 35 vbus_pwr signal input (aio15) indicates if power is present on usb bus cn6 - 36 uart tx signal (dio15) uart tx signal output. active low. cn6 - 37, cn6 - 38 gnd ground 0v ground cn6 - 3 9 , cn6 - 40 nc - no connection table 4 . 6 C module io pin out description note: the term nused means the io pin is not used by the on - board electronic s . these ios are free to be used by user?s add - on circuit.
copyright ? 2015 future technology devices international limited 9 ft51a - evm development module datasheet version 1.0 document reference no.: ft_001140 clearance no.: ftdi# 478 pin no. name type description cn 7 - 1 spi_sclk signal spi clk output cn7 - 2 spi_mosi signal spi maste r o utput slave in put. out put signal cn 7 - 3 spi_miso signal spi master input slave output. input signal cn 7 - 4 cs# signal active low eve chip select signal output cn 7 - 5 int# signal active low eve interrupt signal input cn 7 - 6 pd# signal active low eve powe r down signal output cn7 - 7 5v power 5v power output cn7 - 8 nc - no connect ion cn7 - 9 gnd gnd ground 0 volts. cn7 - 10 gnd gnd ground 0 volts. table 4 . 7 C e ve /spi pin out description note: cn7 is not fit t ed by default.
copyright ? 2015 future technology devices international limited 10 ft51a - evm development module datasheet version 1.0 document reference no.: ft_001140 clearance no.: ftdi# 478 4.3 i / o pin feature options the following features can be configured using the ft51a ?s multiplexer to bring signal to the available pins . ft51a io signal option available on pin description gpio dio0 - 15 and a io 0 - 15 general purpose io adc aio0 - 15 8 - bit analog to digital converter uart dio0 - 15 uart interface. data rates up to 3 mbaud. spi master dio0 - 15 spi master interface. clock frequency up to 24mhz spi slave dio0 - 15 spi slave interface 245 fifo dio0 - 15 8 bit parallel data interface with handshake. data rates up to 7mb/s. i 2 c master dio0 - 15 i 2 c master interface. data rates up to 3.4mb/s i 2 c slave dio0 - 15 i 2 c slave interface pwm dio0 - 15 and aio0 - 15 pulse width modulation output. bcd detect dio0 - 15 and aio0 - 15 indicates a dedicated charger port has been detected on upstream usb port. table 4 . 8 C i/o signal options
copyright ? 2015 future technology devices international limited 11 ft51a - evm development module datasheet version 1.0 document reference no.: ft_001140 clearance no.: ftdi# 478 5 module configurations 5.1 jum per configuration options solder link no. setting status description jp1 2 - 3 non - default self - powered mode. this setting removes the connection between vbus and vcc5v. for self - powered operation 5v power is received from cn2 - 1. jp1 1 - 2 default bus - powered mode. this setting creates a connection between vbus and vcc5v. for bus - powered operations 5v power will be outputted from cn2 - 1 when the module is connected to an upstream usb port. table 5 . 1 C j umper jp1 modes solder link no. setting status description jp2 1 - 2 non - default disable the temperature sensor?s spi outputs . jp2 2 - 3 default allow the ft51a to control the cs# line of the temperature sensor . table 5 . 2 C jumper jp2 modes solder link no. setting status description jp3 1 - 2 non - default disable the heart rate monitor . jp3 2 - 3 default allow the ft51a to monit o r the heart rate sensor output . table 5 . 3 C jumper jp3 modes solder link no. setting status description jp4 1 - 2 non - default disable the for c e sensitive resistor. jp4 2 - 3 default allow the ft51a to monit o r the for c e sensitive resistor. table 5 . 4 C jumper jp4 modes
copyright ? 2015 future technology devices international limited 12 ft51a - evm development module datasheet version 1.0 document reference no.: ft_001140 clearance no.: ftdi# 478 6 using preloaded firmware the preloaded firmware of the ft51a_evm evaluation m odule will display sensor data on the lcd panel. the data which is displayed is from the temperature sensor (u4). this firmware may be replaced either via the debugger / programmer module ftpd - 1 using supplied code from ftdi or with the users own applicati on. alternatively as the default firmware includes dfu (device firmware update) on the upstream usb port the firmware may be reprogrammed over usb using the dfu.
copyright ? 2015 future technology devices international limited 13 ft51a - evm development module datasheet version 1.0 document reference no.: ft_001140 clearance no.: ftdi# 478 7 programming firmware to the mtp memory the ft51aq of the ft51a - evm is program med with the ft51a - evm firmware which allows users to interface with the temperature sensor. for users wishing to apply their own code or other supplied examples, the ft51aq can be programmed using the ftpd - 1 or over usb using dfu. con nector cn - 1 is used as a dedicated port that interfaces with the ftpd - 1. a list of available examples (at time of writing) is shown below and source code can be found in ?c: \ users \ username \ documents \ ftdi \ ft51a_sdk \ version \ examples? after installing the ft5 1a sdk: ? an_344_ft51a_dfu_sample ? an_345 ft51a keyboard sample ? an_346 ft51a mouse sample ? an_347 ft51a test and measurement sample ? an_348 ft51a ft800 sensors sample ? an_349 ft51a ft800 spaced invaders sample ? an_351 ft51a compatibility module ? an_354 ft51a stand alone demo application
copyright ? 2015 future technology devices international limited 14 ft51a - evm development module datasheet version 1.0 document reference no.: ft_001140 clearance no.: ftdi# 478 8 module dimensions figure 8 . 1 C ft51a - evm module dimensions all dimensions are given in millimetres. the height of the assembled module(including the rubber standing ) is 15mm. the ft51a - evm module exclusively uses lead free components, and is fully compliant with european union directive 2002/95/ ec .
copyright ? 2015 future technology devices international limited 15 ft51a - evm development module datasheet version 1.0 document reference no.: ft_001140 clearance no.: ftdi# 478 9 umft51aa module circuit schematic
copyright ? 2015 future technology devices international limited 16 ft51a - evm development module datasheet version 1.0 document reference no.: ft_001140 clearance no.: ftdi# 478
copyright ? 2015 future technology devices international limited 17 ft51a - evm development module datasheet version 1.0 document reference no.: ft_001140 clearance no.: ftdi# 478 rst 1 scl 2 sda 3 vss 4 vdd 5 vout 6 c1+ 7 c1- 8 a 9 k-r 10 k-g 11 k-b 12 lcd1 lcd sclk 1 dout 2 din 3 cs 4 int 5 ct 6 gnd 7 vdd 8 u4 adt7310 r17 510r r18 10k vcc3v3 r19 47k r15 680k c18 0.1uf r20 33k gnd gnd vcc3v3 gnd led2 blue_led r13 1k vcc3v3 gnd r28 10k vcc3v3 vcc3v3 c21 0.1uf gnd vcc3v3 c24 0.1uf gnd gnd spi_sclk spi_miso spi_mosi spi_cs# r25 10k r26 10k vcc3v3 ts_ct ts_int i2c_scl i2c_sda r32 10k vcc3v3 lcd_rst# gnd c26 1uf gnd c25 1uf r34 470r lcd_pwm_r lcd_pwm_g lcd_pwm_b vcc3v3 r23 10k r27 10k sw1 sw2 gnd spi_sclk spi_miso spi_mosi spi_cs# lcd_pwm_r lcd_pwm_g lcd_pwm_b i2c_scl i2c_sda lcd_rst# sw1 sw2 spi_sclk spi_miso spi_mosi spi_cs# lcd_rst# i2c_scl i2c_sda lcd_pwm_r lcd_pwm_g lcd_pwm_b sw1 sw2 vcc3v3 hb_led hb_led hb_led r31 1k r33 470r r35 470r r30 1k r29 1k d2 ir-led gnd gnd 1 vdd 2 out 3 d1 d_tsl260r-lf gnd sw2 sw1 led3 blue_led r14 1k vcc3v3 fsr_led fsr_led fsr_led vcc3v3 c27 0.1uf gnd c20 4.7uf/n.f. vcc3v3 gnd c22 4.7uf 7 5 6 u3b mcp6002 1 3 2 4 8 u3a mcp6002 c23 4.7uf r21 47k r16 680k c19 0.1uf r22 33k gnd gnd hr_out hr_out hr_out fsr_out fsr_out fsr_out r24 fsr
copyright ? 2015 future technology devices international limited 18 ft51a - evm development module datasheet version 1.0 document reference no.: ft_001140 clearance no.: ftdi# 478
copyright ? 2015 future technology devices international limited 19 ft51a - evm development module datasheet version 1.0 document reference no.: ft_001140 clearance no.: ftdi# 478 figure 9 . 1 C module circuit schematic
copyright ? 2015 future technology devices international limited 20 ft51a - evm development module datasheet version 1.0 document reference no.: ft_001140 clearance no.: ftdi# 478 10 contact information head office C glasgow, uk unit 1, 2 seaward place, centurion business park glasgow g 41 1hh united kingdom tel: +44 (0) 141 429 2777 fax : +44 (0) 141 429 2758 e - mail (sales) sales 1 @ftdichip.com e - mail (support) support 1 @ftdichip.com e - mail (general enquiries) admin1@ftdichip.com branch office C taipei, taiwan 2f, no. 516, sec. 1, neihu road taipei 114 taiwan , r.o.c. tel: +886 (0) 2 879 7 133 0 fax: +886 (0) 2 87 5 1 9737 e - mail (sales) tw.sales1@ftdichip.com e - mail (support) tw.support1@ftdichip.com e - mail (general enquiries) tw.admin1@ftdichip.com branch office C tigard , oregon, usa 7130 sw fir loo p tigard, or 97223 usa tel: +1 (503) 547 0988 fax: +1 (503) 547 0987 e - mail (sales) us.sales@ftdichip.com e - mail (support) us.support@ftdichip.com e - mail (gene ral enquiries) us.admin@ftdichip.com branch office C shanghai , china room 1103, no. 666 west huaihai road, shanghai, 200052 china tel: +8 6 (0)21 6235 1596 fax: +86 (0)21 6235 1595 e - mail (sales) cn.sales@ftdichip.com e - mail (support) cn.support@ftdichip.com e - mail (general enquiries) cn.admin@ftdichip.com web sit e http://ftdichip.com distributor and sales representatives please visit the sales network page of the ftdi web site for the contact details of our distributor(s) and sales representative(s) in your country. system and equipment manufacturers and designers are responsible to ensure that their systems, and any future technology devi ces international ltd (ftdi) devices incorporated in their systems, meet al l applicable sa fety, regulatory and system - level performance requirements. all application - related information in this document (including application descriptions, suggested ftdi devices and other materials) is provided for reference only. while ftdi has taken care to assure it is accurate, this information is subject to customer confirmation, and ftdi disclaims all liability for system designs and for any applications assistance provided by ftdi. use o f ftdi devices in life support and/or safety applicati ons is entirely at the user?s risk, and the user agrees to defend, indemnify and hold harmless ftdi from any and all damages, claims, suits or expense resulting from such use. this document is subject to change without notice. no freedom to use patents or other intellectual property rights is implied by the publication of this document. neither the whole nor any part of the information contained in, or the product described in this document, may be adapted or reproduced in any material or electronic form wi thout the prior written consent of the copyright holder. future technology devices international ltd, unit 1, 2 seaward place, centurion business park, glasgow g41 1hh, united kingdom. scotland registered company number: sc136640
copyright ? 201 5 future technology devices international limited 18 ft51a - evm development module datasheet version 1.0 document r eference no.: ft_001140 clearance no.: ftdi# 478 appendix a C references document references ds_ft51a C ft5 1a datasheet ds_ftpd - 1 C ft51a programmer modul e an_289 C ft51a programming guide acronyms and abbreviations terms description dfu device firmware update eve embedded video engine i 2 c inter integrated circuit lcd liquid crystal display led light emitting diode mcu micro controller unit mtp multiple time programmable usb universal serial bus
copyright ? 201 5 future technology devices international limited 19 ft51a - evm development module datasheet version 1.0 document r eference no.: ft_001140 clearance no.: ftdi# 478 appendix b C list of figures and tables list of figures figure 4.1 C module pin out ................................ ................................ ................................ .......... 5 figure 6.1 C ft51a - evm module dimensions ................................ ................................ .................. 14 figure 7.1 C module circuit schematic ................................ ................................ ........................... 19 list of tables table 4.1 C debugger port pin out description ................................ ................................ ................. 6 table 4.2 C power port pin out description ................................ ................................ ...................... 6 table 4.3 C downstream us b port pin out description ................................ ................................ ...... 6 table 4.4 C uart port pin out description ................................ ................................ ....................... 6 table 4.5 C upstream usb port pin out description ................................ ................................ .......... 7 table 4.6 C module io pin out description ................................ ................................ ....................... 8 table 4.7 C eve/spi pin out description ................................ ................................ .......................... 9 table 4.8 C i/o signal options ................................ ................................ ................................ ..... 10 table 5.1 C jumper jp1 modes ................................ ................................ ................................ ..... 11 table 5.2 C jumper jp2 modes ................................ ................................ ................................ ..... 11 table 5.3 C jumper jp3 modes ................................ ................................ ................................ ..... 11 table 5.4 C jumper jp4 modes ................................ ................................ ................................ ..... 11
copyright ? 201 5 future technology devices international limited 20 ft51a - evm development module datasheet version 1.0 document r eference no.: ft_001140 clearance no.: ftdi# 478 appendix c C revision history document title: ft51a - evm development module datasheet document reference no.: ft_001140 clearance no.: ftdi# 478 pr oduct page: http://www.ftdichip.com document feedback: send feedback revision changes date versi on 1.0 initial release 2015 - 11 - 18
copyright ? 201 5 future technology devices international limited 21 ft51a - evm development module datasheet version 1.0 document r eference no.: ft_001140 clearance no.: ftdi# 478 revision history revision history (internal use only, please clearly state all changes here before saving the file) revision date yyyy - mm - dd changes editor dr aft 2014 - 07 - 11 initial datasheet created john quinn draft 2014 - 11 - 28 reviewed, edited, commented. not ready for release g lunn 1.0 2015 - 11 - 05 picking up where this was left. significant rewrite and review. further review to follow g lunn 1.0 2015 - 11 - 05 made some additional changes. document template is old. d paterson 1.0 2015 - 11 - 11 updated table 4 - 6, pcb/schematics to v1.1, addressed some of the outstanding comments d wang 1.0 2015 - 11 - 12 reviewed C

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