ALINX AN706 Fa'atasi Sampling Tele-Channels 16-Bits AD Module User Manual

Module Interface: 40-pin 0.1 inisi avanoa faʻauluulu fafine, download faatonuga
Ambient Temperature (faʻatasi ai ma le mana faʻaaogaina: -40 ° ~ 85 °, meataalo uma i luga o le module e fetaui ma manaoga tau pisinisi.

Fa'aoga fa'aoga: 8 feso'ota'iga SMA ma fa'auluulu 16-pin fa'atasi ma le 2.54 pitch (Pin O alalaupapa ta'itasi e lua Pin lelei ma leaga)
Fua sa'o: I totonu ole 0.5mV

Vaega 2: Fa'atulagaina o le Module

Ata 2-1: Le fausaga 8-channel AD module

Vaega 3: AD7606 Chip Folasaga

O le AD76061 o le 16-bit, faʻatasi sampling, analog-i-digital data acquisition systems (DAS) ma le valu, ono, ma le fa alavai, faasologa. O vaega ta'itasi o lo'o iai fa'aoga analog clamp puipuiga, se faamama fa'aantialiasing fa'asologa lona lua, se ala-ma-u'u amplifier, o le 16-bit charge redistribution surviving approximation analog-to-digital converter (ADC), o se faamama numera fetuutuunai, se 2.5 V faasinomaga ma faasinomaga
Le fa'aoga clamp e mafai e le matagaluega puipuia voltage oo atu i le ±16.5 V. O le AD7606/AD7606-6/AD7606-4 e faagaoioia mai se sapalai 5 V e tasi ma e mafai ona fa'aogaina le ±10 V ma le ± 5 V fa'ailoga fa'aoga bipolar moni a'o sampling i fua fa'atatau e o'o atu i le 200 kSPS mo auala uma. Le fa'aoga clamp e mafai e le matagaluega puipuia voltage oʻo atu i le ± 16.5 V.
O le AD7606 e 1 MΩ fa'aoga fa'aoga analog tusa lava po'o le aampling frequency. Ole fa'agaioiga tu'ufa'atasi, fa'amama i luga ole masini, ma le fa'aogaina maualuga ole fa'aogaina e fa'aumatia ai le mana'oga mo le aveta'avale op amps ma sapalai bipolar fafo.
O le AD7606/AD7606-6/AD7606-4 antialiasing faamama o lo'o i ai le 3 dB cutoff frequency o le 22 kHz ma maua ai le 40 dB antialias rejection pe a sampling i le 200 kSPS.
O le filiga numera fetuutuunai e faʻauluina pine, maua faʻaleleia atili i le SNR, ma faʻaititia le bandwidth 3 dB.

Vaega 4: AD7606 Chip Functional Block Diagram

Ata 4-1: AD7606 Fuafuaga Poloka Ata

Vaega 5: AD7606 Chip Taimi Fa'amatalaga

Ata5-1: AD7606 Taimi Fa'ata

O le AD7606 fa'ataga fa'atasi sampling o alavai fa'aoga analog uma e valu.
O auala uma e sampe ta'ita'i fa'atasi pe a nonoa fa'atasi pine CONVST (CONVST A, CONVST B). E tasi le fa'ailo CONVST e fa'aoga e pulea uma mea e lua CONVST x. O le pito maualuga o lenei faailo CONVST masani e amataina i le taimi e tasiampling i luga o alavai fa'aoga analog uma (V1 i le V8).
O le AD7606 o loʻo i ai se oscillator i luga o le chip e faʻaaogaina e faʻatino ai suiga. O le taimi o le liua mo ala uma ADC o le tCONV. O le fa'ailoga BUSY e fa'ailoa atu i le tagata fa'aoga pe a fa'agasolo suiga, o lea a fa'aoga le pito maualuga o le CONVST, e alu le BUSY i le maualuga ma fa'aitiitia suiga i le fa'ai'uga o le faagasologa atoa o le liua. O le pito pa'u o le faailo PISI e fa'aoga e tu'u uma ai le valu track-and-hold amptoe fo'i fa'aola i le ala ala. O le pa'ū pito o le BUSY o loʻo faʻaalia ai foi o faʻamatalaga fou e mafai nei ona faitau mai le pasi tutusa (DB[15:0]), le DOUTA ma DOUTB laina faʻamaumauga, poʻo le pasi paita tutusa, DB[7:0].

Vaega 6: AD7606 Chip Pin Configuration

I le AN706 8-channel AD module hardware circuit design, matou te setiina le AD7606's operating mode e ala i le faʻaopoopoina o le toso i luga poʻo le toso i lalo faʻamau i pine faʻatulagaina e tolu o le AD7606.

E lagolagoina e le AD7606 se fa'aoga fa'asino i fafo po'o se fa'asinomaga i totonu. Afai e fa'aogaina se fa'amatalaga i fafo, o le REFIN/REFOUT o le pu e mana'omia se fa'amatalaga 2.5V fafo. Afai e fa'aogaina se fa'asinomaga i totonu voltagu. O le REFIN/REFOUT pine o se fa'asinomaga 2.5V totonu. O le REF SELECT pine e faʻaaogaina e filifili ai le faʻamatalaga i totonu poʻo fafo. I lenei module, ona o le saʻo o le voltage o le AD7606 e maualuga tele foi (2.49V ~ 2.505V), o le mamanu matagaluega filifili e faʻaaoga le vol vol.tage.

Igoa Pin Seti tulaga Fa'amatalaga

REF FILIFILI Tulaga Maualuga Fa'aaogā fa'asinomaga i totonu voltagu 2.5V

Ole AD7606's AD conversion data acquisition e mafai ona i ai i le mode parallel poʻo le serial mode. E mafai e le tagata faʻaoga ona setiina le faʻaogaina o fesoʻotaʻiga e ala i le setiina o le PAR / SER / BYTE SEL pine level. i le mamanu module AN706, filifili faiga tutusa e faitau AD faamatalaga o AD7606

Igoa Pin Seti tulaga Fa'amatalaga

PAR/SER/BYTE SEL Tulaga Maulalo Filifili fa'aoga tutusa
O le pine RANGE e fa'aoga e filifili ai le ±10 V po'o le ±5 V e fai ma laina fa'aoga ile AD9767. I le ±5 V laina, 1LSB=152.58uV. I le ±10 V laina, 1LSB=305.175 uV. I le mamanu matagaluega o le AN706 module, filifili ± 5V analog voltagu laina fa'aoga

Igoa Pin Seti tulaga Fa'amatalaga

RANGE Tulaga Maulalo Filifiliga fa'aoga fa'ailoga fa'atusa:±5V

O le AD7606 o lo'o iai se filiga fa'akomepiuta muamua-fa'atonu sinc filiga e tatau ona fa'aoga i tusi talosaga e fa'aoga lemu fua fa'atatau po'o le mea e mana'omia ai le maualuga o fa'ailo-i-leo pisa po'o le malosi. O ovaampling ratio o le faamama faafuainumera e pulea e faaaoga ai le ovaampling pines, OS [2:0] (silasila i le Laulau i lalo). O le OS 2 o le pusi fa'atonu MSB, ma le OS 0 o le pusi fa'atonu LSB. O le laulau o lo'o i lalo o lo'o tu'uina atu ai fa'asologaampling bit decoding e filifili ai ova eseeseample fua faatatau. O pine OS o lo'o fa'amauina i le pito pa'u o le BUSY.
I le mamanu o meafaigaluega o le AN706 module, OS [2: 0] e taʻitaʻia atu i le atinaʻe fafo, ma e mafai e le FPGA poʻo le PPU ona filifili pe faʻaaoga le faamama e ala i le puleaina o le pine o le OS [2: 0] e ausia ai le maualuga o le fua saʻo. .

Vaega 7: AD7606 Chip ADC TALIFA GALUEGA

O le fa'ailoga o le AD7606 o le fa'aopoopo e lua. O suiga fa'asologa fa'atulagaina e tupu i le vaeluagalemu i le va o fua fa'atatau LSB, o lona uiga, 1/2 LSB ma le 3/2 LSB. Ole tele ole LSB ole FSR/65,536 mo le AD7606. O le fa'aliliuga lelei uiga mo le AD7606 o lo'o fa'aalia i le Ata 7-1.

Vaega 8: Fa'amatalaga Fa'amatalaga (O le pine fa'ailoga i luga o le PCB o le pine 1)

Pin	Igoa Faailoga	Fa'amatalaga	Pin	Igoa Faailoga	Fa'amatalaga
1	GND	eleele	2	VCC	+5V
3	OS1	oversampling Filifili	4	OS0	oversampling Filifili
5	CONVSTAB	Fa'aliliuga fa'amatalaga	6	OS2	oversampling Filifili
7	RD	Faitau	8	TOE FAI	Toe setiina
9	PISI	pisi	10	CS	Filifili Chip
11			12	FIRSTDATA	Fa'amatalaga muamua
13			14
15	DB0	AD Pasi Fa'amatalaga	16	DB1	AD Pasi Fa'amatalaga
17	DB2	AD Pasi Fa'amatalaga	18	DB3	AD Pasi Fa'amatalaga
19	DB4	AD Pasi Fa'amatalaga	20	DB5	AD Pasi Fa'amatalaga
21	DB6	AD Pasi Fa'amatalaga	22	DB7	AD Pasi Fa'amatalaga
23	DB8	AD Pasi Fa'amatalaga	24	DB9	AD Pasi Fa'amatalaga
25	DB10	AD Pasi Fa'amatalaga	26	DB11	AD Pasi Fa'amatalaga

Vaega 9: AN706 Module Fa'ata'ita'iga fa'ata'ita'iga

Muamua, fa'afeso'ota'i le module AN706 i le 34-pin fa'alautele uafu fa'alautele o le ALINX FPGA Development Board (I le tulaga ua pe le laupapa atina'e).

Fa'afeso'ota'i lau puna fa'ailo i le feso'ota'iga fa'aoga o le AN706 Module (Manatua: AD port input range: -5V~+5V).
La'i mai le polokalame i le FPGA e fa'aaoga ai le polokalama Quartus II po'o le ISE (afai e te mana'omia polokalame su'ega, lafo imeli i rachel.zhou@alinx.com.cn).

Tatala le meafaigaluega fesoasoani debugging serial ma seti le fua faatatau baud fesootaiga o le taulaga serial e faapea
Ata 9-1: Le Meafaigaluega Fesoasoani Fesoasoani Debugging Serial
Le voltage taua o le 8-ala ala fa'aofi fa'ailoga o le AN706 module o le a fa'aalia i le feso'ota'iga fa'asologa. (Ona o le 8-ala faʻamatalaga o loʻo faʻaalia i le laina e tasi i le fesoasoani faʻapipiʻi faʻasolosolo, e manaʻomia ona faʻalauteleina le atinaʻe.)

Ata 9-2: Feso'ota'iga Fa'asologa

O faʻamatalaga o loʻo i luga o 8 alalaupapa o faʻamatalaga e aunoa ma se faʻailoga faʻailoga, aua o le AD faʻailoga faʻailoga o loʻo i totonu o se tulaga faʻafefe, ma o faʻamatalaga faʻaliliuga faʻaliliuga AD e tusa ma le 1.75V.
ExampLe: Afai e te faʻafesoʻotaʻi le faʻaoga ole ala 1 ma le 3.3V suʻega pine ile AN706 module ma se laina DuPont e suʻe ai le voltage o le 3.3V i luga o le module.

Ata 9-3: Auala 1 ma 3.3V su'ega pine

I le taimi nei, o faʻamaumauga o fuataga o AD1 o loʻo faʻaalia i luga o le faʻasologa faʻasologa e tusa ma le +3.3074.

Ata 9-4: Su'ega pine voltage fa'aalia i luga o le fa'asologa fa'asologa

Vaega 10: AN706 Module Fua Sa'o

I le fuaina o le voltage ma le voltmeter maualuga, o le fua sa'o o le AD706 module o lo'o i totonu ole 0.5mV i totonu ole -5V i le +5V vol.tagu laina fa'aoga.
O le siata o lo'o i lalo o lo'o fa'aalia ai taunu'uga o alavai e valu mo vol analog e fatages. O le koluma muamua o faʻamaumauga e fuaina e le numera numera numera maualuga, ma o koluma mulimuli e valu o faʻaiʻuga o le AD module's AD module.

Laulau 10-1: Su'ega Voltage

I lenei su'ega masani, o le ovaampling override enable filter e le fa'aogaina e fa'aleleia ai le sa'o o le module AN706. Mo tagata fa'aoga e fia fa'aleleia atili le sa'o o le sampling ma le sampling speed e le maualuga, e mafai ona seti i le polokalama. Metotia o le sampling fa'alautele, e mafai ona e setiina le ovaampling ratio i le polokalame.

Vaega 11: AN706 Module su'ega polokalame fa'amatalaga

O lo'o i lalo se fa'amatalaga pu'upu'u o manatu mo polokalame su'ega ta'itasi a Verilog, ma e mafai fo'i e tagata fa'aoga ona va'ai i le fa'amatalaga fa'amatalaga i totonu o le code.

Polokalama tulaga maualuga: ad706_test.v
Fa'amatala le FPGA ma le AN706 modules ma le laina telefoni e maua ma auina atu le faʻailoga faʻapipiʻi ma le gaioiga, ma faʻavave tolu subroutines (ad7606.v, volt_cal.v ma uart.v).
Polokalame o le mauaina o faʻamatalaga AD: ad7606.v
E tusa ai ma le taimi o le AD7606, sample 16 analog faailoilo AD liua 16-bit faamatalaga. E muamua auina atu e le polokalame le faailo CONVSTAB i le AD7606 e amata ai le suiga o faʻamaumauga a le AD, ma faʻatali mo le faʻailoga Pisi e alu maualalo e faitau faʻamatalaga o le AD channel 1 i le laina 16 i le faasologa.
AD Voltage Liua (1 LSB)=5V/ 32758=0.15 mV

Voltage fa'aliliuina polokalame mo fa'amaumauga a le AD: volt_cal.v E fa'aliliuina e le polokalame le 16-bit fa'amaumauga na aoina mai le ad7606.v, Bit[15] i fa'ailoga lelei ma le leaga, ma Bit[14:0] e fa'aliliu muamua i se vol.tage tau e ala i le fua o lo'o i lalo, ona fa'aliliuina lea o le vol hexadecimaltage tau ile 20-numera BCD code.
Polokalama auina atu tau telefoni: uart.v Taimi e auina atu 8 alavai o voltage fa'amatalaga i le PC e ala i le uart. E maua le uati felauaiga a le uati telefoni e ala i le vaevaeina o le taimi e 50Mhz, ma le fua faatatau o le baud e 9600bps.

www.alinx.com

Pepa / Punaoa

ALINX AN706 Fa'atasi Sampling Tele-Alāvai 16-Bits AD Module [pdf] Tusi Taiala
AN706 Fa'atasi Sampling Tele-Alāvai 16-Bits AD Module, AN706, Fa'atasi Sampling Tele-Alāvai 16-Bits AD Module, Sampling Tele-Alāvai 16-Bits AD Module, Tele-Alāvai 16-Bits AD Module, 16-Bits AD Module, AD Module, Module

Fa'asinomaga

Tusi Taiala

Vaega 1: 8-Channel AD Acquisition Module Parameters