ALINX AN706 Sampling Multi-Chanels 16-Bits AD Akwụkwọ ntuziaka onye ọrụ

Interface modul: 40-pin 0.1 inch spacing nkụnye eji isi mee nwanyị, ntụzịaka budata
Ambient okpomọkụ (na ike etinyere: -40 ° ~ 85 °, niile ibe na modul izute ụlọ ọrụ chọrọ.

Ntinye ntinye: 8 SMA interfaces na 16-pin nkụnye eji isi mee na 2.54 pitch (Pin ọ bụla ọwa nwere nti na adịghị mma abụọ Pin)
nha nha nha: N'ime 0.5mV

Nkebi 2: Modul Ọdịdị

Ọgụgụ 2-1: Ụdị modul AD 8-channel

Akụkụ 3: AD7606 mgbawa okwu

AD76061 bụ 16-bit, n'otu oge sampling, analọg-na-dijitalụ sistemụ nnweta data (DAS) nwere ọwa asatọ, isii na anọ, n'otu n'otu. Akụkụ nke ọ bụla nwere ntinye analọgụ clamp nchedo, ihe nzacha mgbochi mgbochi nke abụọ, egwu-na-jide ampihe ngbanwe, ihe ngbanwe chaja 16-bit na-aga n'ihu, ihe ntụgharị analog-to-dijital (ADC), nzacha dijitalụ na-agbanwe agbanwe, ntụaka 2.5 V na ntụnye aka.
Ntinye clamp sekit nchekwa nwere ike ịnabata voltages ruo ± 16.5 V. AD7606 / AD7606-6 / AD7606-4 na-arụ ọrụ site na otu 5 V ọkọnọ ma nwee ike ịnabata ± 10 V na ± 5 V ezi ntinye ntinye bipolar mgbe s.ampling na ọnụego ntinye aka ruru 200 kSPS maka ọwa niile. Ntinye clamp sekit nchekwa nwere ike ịnabata voltagihe ruru ± 16.5 V.
AD7606 nwere mgbochi ntinye analọgụ 1 MΩ n'agbanyeghị sampugboro ugboro. Otu ọrụ ọkọnọ, nzacha on-chip, na mgbochi ntinye dị elu na-ewepụ mkpa ọkwọ ụgbọ ala amps na mpụga ihe bipolar.
AD7606/AD7606-6/AD7606-4 antialiasing filter nwere 3dB mbepụ ugboro nke 22 kHz ma na-enye 40 dB antialias jụrụ mgbe s.ampling na 200 kSPS.
Ihe nzacha dijitalụ na-agbanwe agbanwe bụ ntụtụ na-ebugharị, na-ewepụta mmelite na SNR, ma na-ebelata bandwit 3 dB.

Nkebi 4: AD7606 Chip arụ ọrụ ngọngọ eserese

Ọgụgụ 4-1: AD7606 Ihe Nchichi Ọrụ

Nkebi 5: AD7606 Nkọwa oge mgbawa

Foto 5-1: AD7606 eserese oge

AD7606 na-enye ohere n'out oge sampling nke niile asatọ analọg ntinye ọwa.
Ọwa niile bụ sampeduzi n'otu oge mgbe ejikọta abụọ CONVST pin (CONVST A, CONVST B) ọnụ. A na-eji otu mgbama CONVST jikwaa ntinye CONVST x abụọ ahụ. Ọnụ na-arị elu nke mgbama CONVST a na-ebute n'otu oge sampling na ọwa ntinye analọgụ niile (V1 ruo V8).
AD7606 nwere oscillator on-chip nke eji eme ntụgharị. Oge ntụgharị maka ọwa ADC niile bụ tCONV. Ihe mgbaàmà BUSY na-egosi onye ọrụ mgbe mgbanwe na-aga n'ihu, ya mere, mgbe a na-etinye ịrị elu nke CONVST, BUSY na-aga ezi uche dị elu na ntụgharị dị ala na njedebe nke usoro ntụgharị dum. A na-eji akụkụ ọdịda nke mgbama BUSY idowe egwu-na-jide asatọ amplifers laghachi na track mode. Ọdịda nke BUSY na-egosikwa na enwere ike ịgụta data ọhụrụ ahụ site na bọs yiri ya (DB[15:0]), ahịrị data DOUTA na DOUTB, ma ọ bụ ụgbọ ala byte yiri ya, DB[7:0].

Nkebi 6: AD7606 Nhazi ntụtụ

N'ime AN706 8-channel AD modul ihe nrụnye sekit ngwaike, anyị na-edobe ọnọdụ ọrụ AD7606 site n'ịgbakwunye ihe mgbochi ma ọ bụ ihe mgbada na ntụtụ nhazi atọ nke AD7606.

AD7606 na-akwado ntinye ntụaka mpụga ma ọ bụ ntụaka dị n'ime. Ọ bụrụ na ejiri ntụaka mpụga, REFIN/REFOUT nke mgbawa chọrọ ntụaka 2.5V mpụga. Ọ bụrụ na ị na-eji ntụnye aka n'ime voltage. Ntụtụ REFIN/REFOUT bụ ntụnye aka 2.5V dị n'ime. A na-eji ntụtụ REF SELECT họrọ ntụnye aka dị n'ime ma ọ bụ nrụtụ aka mpụga. Na modul a, n'ihi na izi ezi nke ntinye aka n'ime voltage nke AD7606 dịkwa oke elu (2.49V ~ 2.505V), imewe sekit na-ahọrọ iji ntinye aka n'ime.tage.

Aha Pin Tọọ ọkwa Nkọwa

REF ahọpụtara Ọkwa dị elu Jiri nrụtụ aka n'ime voltagnke 2.5V

Ntughari data AD7606 AD706 nwere ike ịdị na ọnọdụ myirịta ma ọ bụ ọnọdụ usoro. Onye ọrụ nwere ike ịtọ ọnọdụ nkwukọrịta site na ịtọ ọkwa pin PAR/SER/BYTE SEL. na modul AN7606, họrọ ọnọdụ myirịta iji gụọ data AD nke ADXNUMX

Aha Pin Tọọ ọkwa Nkọwa

PAR/SER/BYTE SEL Ọkwa dị ala Họrọ interface yiri ya
A na-eji ntụtụ RANGE họrọ ma ọ bụ ± 10 V ma ọ bụ ± 5 V ka ntinye ntinye na AD9767. Na oke ± 5 V, 1LSB=152.58uV. Na oke ± 10 V, 1LSB = 305.175 uV. N'ime nhazi sekit nke modul AN706, họrọ ± 5V analog voltage ntinye nso

Aha Pin Tọọ ọkwa Nkọwa

RANGE Ọkwa dị ala Nhọrọ nsonye mgbama analog: ± 5V

AD7606 nwere ihe nzacha sinc nke mbụ dijitalụ nke a ga-eji na ngwa ebe a na-eji ọnụego ntinye nwayọ nwayọ ma ọ bụ ebe oke mgbama na mkpọtụ dị elu ma ọ bụ oke ike dị mma. Ndị oversampA na-achịkwa oke nzacha dijitalụ site na iji oversampling pin, OS [2:0] (lee Tebụlụ n'okpuru). OS 2 bụ bit njikwa MSB, na OS 0 bụ obere njikwa LSB. Tebụl dị n'okpuru na-enye oversampling bit decoding ka ịhọrọ overs dị iche icheample ọnụego. Os os atụdo na-adachiri na nsọtụ nke BUSY.
N'ime ngwaike imewe nke modul AN706, OS[2:0] na-eduga na interface mpụga, FPGA ma ọ bụ CPU nwere ike họrọ ma ọ ga-eji nzacha site na ijikwa pin larịị nke OS[2:0] iji nweta nha nha dị elu. .

Nkebi 7: AD7606 Chip ADC ọrụ nnyefe

Koodu mmepụta nke AD7606 bụ ihe nkwado abụọ. Ntugharị koodu a haziri na-eme n'etiti n'etiti ụkpụrụ LSB integer na-esochi, ya bụ, 1/2 LSB na 3/2 LSB. Nha LSB bụ FSR/65,536 maka AD7606. Egosiputa njirimara mbufe kacha mma maka AD7606 na eserese 7-1.

Nkebi 8: Nkọwa ihu (ntụtụ akara na PCB bụ pin 1)

Ntụtụ	Aha mgbaàmà	Nkọwa	Ntụtụ	Aha mgbaàmà	Nkọwa
1	GND	Ala	2	VCC	+5V
3	OS1	oversampling Họrọ	4	OS0	oversampling Họrọ
5	CONVSTAB	Ntughari data	6	OS2	oversampling Họrọ
7	RD	Gụọ	8	Tụgharịa	Tọgharia
9	BLỌ	Na-arụ ọrụ	10	CS	Họrọ Chip
11			12	FIRTDATA	Mbụ data
13			14
15	DB0	Ụgbọ ala data AD	16	DB1	Ụgbọ ala data AD
17	DB2	Ụgbọ ala data AD	18	DB3	Ụgbọ ala data AD
19	DB4	Ụgbọ ala data AD	20	DB5	Ụgbọ ala data AD
21	DB6	Ụgbọ ala data AD	22	DB7	Ụgbọ ala data AD
23	DB8	Ụgbọ ala data AD	24	DB9	Ụgbọ ala data AD
25	DB10	Ụgbọ ala data AD	26	DB11	Ụgbọ ala data AD

Akụkụ 9: AN706 Module Usoro nnwale

Nke mbụ, jikọọ modul AN706 na ọdụ ụgbọ elu ọkọlọtọ 34-pin nke ALINX FPGA Development Board (Ọ bụrụ na agbanyụrụ bọọdụ mmepe).

Jikọọ isi iyi mgbaàmà gị na njikọ ntinye modul AN706 (Rịbama ama: oke ntinye ọdụ ụgbọ mmiri AD: -5V~+5V).
Budata mmemme ahụ na FPGA site na iji Quartus II ma ọ bụ sọftụ ISE (ọ bụrụ na ịchọrọ mmemme nnwale, ziga email na rachel.zhou@alinx.com.cn).

Mepee ihe nnyemaaka nbibi serial ma tọọ ọnụego baud nkwukọrịta nke ọdụ ụgbọ mmiri dị ka ndị a
Ọgụgụ 9-1: Ngwá Ọrụ Enyemaka Debugging Serial
Voltage uru nke ntinye mgbama 8-channel nke modul AN706 ga-apụta na nzikọrịta ozi. (N'ihi na 8-ụzọ data na-egosipụta n'otu ahịrị na serial debugging nnyemaaka, anyị kwesịrị ịgbasa interface.)

Ọgụgụ 9-2: Nkwukọrịta Oghere Usoro

Ihe data dị n'elu bụ ọwa 8 nke data na-enweghị ntinye mgbaàmà, n'ihi na ntinye akara AD dị na ọnọdụ na-ese n'elu mmiri, na AD ntụgharị data mmepụta ihe dị ka 1.75V.
ExampLe: Ọ bụrụ na ijikọ ntinye nke ọwa 1 na pin ule 3.3V na modul AN706 na ahịrị DuPont iji nwalee vol.tage nke 3.3V na modul.

Ọgụgụ 9-3: Ọwa 1 nwere ntụtụ ule 3.3V

N'oge a, data nha nke AD1 gosipụtara na interface serial bụ ihe dịka +3.3074.

Ọgụgụ 9-4: Nnwale ntụtụ voltage ngosi na Oghere Usoro interface

Nkeji 10: AN706 Module nha nha nha

Site n'ịtụ voltage na voltmeter nkenke dị elu, ezigbo nha nha nke modul AD706 dị n'ime 0.5mV n'ime -5V ka +5V vol.tage ntinye nso.
Tebụlụ na-esote na-egosi nsonaazụ ọwa asatọ maka volta anọ analogtages. Kọlụm nke mbụ bụ data a tụrụ site na multimeter dijitalụ dị elu, na kọlụm asatọ ikpeazụ bụ nsonaazụ nke modul AD AD modul.

Tebụl 10-1: Nnwale Voltage

N'ime usoro ule a, ihe karịrịampling override nwee ike nzacha adịghị eji emeziwanye izi ezi nke modul AN706. Maka ndị ọrụ chọrọ imeziwanye izi ezi nke sampling na sampỌsọ ọsọ adịghị elu, enwere ike ịtọ ya na mmemme ahụ. Usoro nke sampling magnification, ị nwere ike ịtọ oversampling ruru na mmemme.

Nkeji 11: AN706 nkọwa mmemme ule modul

Ndị a bụ nkọwa dị nkenke nke echiche maka mmemme ule Verilog ọ bụla, ndị ọrụ nwekwara ike na-ezo aka na nkọwa ndetu na koodu.

Mmemme ọkwa kachasị elu: ad706_test.v
Kọwaa modul FPGA na AN706 yana ọdụ ụgbọ mmiri serial iji nata na zipu ntinye na mmepụta mgbama, wee tinye subroutines atọ (ad7606.v, volt_cal.v na uart.v).
Mmemme nnweta data AD: ad7606.v
Dịka oge AD7606 siri dị, sample 16 analog mgbaàmà AD tụgharịrị 16-bit data. Ihe omume a na-ebu ụzọ ziga akara CONVSTAB na AD7606 ka ịmalite ntughari data AD, ma na-eche ka mgbaàmà ọrụ na-aga ala iji gụọ data nke AD channel 1 ruo channel 16 n'usoro.
AD Voltage Ntụgharị (1 LSB)=5V/ 32758=0.15 mV

Voltage mmemme ntụgharị maka data AD: volt_cal.v Mmemme a na-atụgharị data 16-bit anakọtara site na ad7606.v, Bit[15] ka ọ bụrụ akara dị mma na nke na-adịghị mma, na Bit[14:0] buru ụzọ tụgharịa ya ka ọ bụrụ vol.tage uru site na usoro a, wee tụgharịa hexadecimal voltaguru e bara n'ime koodu BCD dị ọnụọgụ 20.
Usoro izipu ọdụ ụgbọ mmiri Serial: uart.v Oge na-eziga ọwa 8 nke voltage data na PC site uart. A na-enweta elekere mbufe nke ọdụ ụgbọ mmiri site na nkerisi ugboro site na 50Mhz, ọnụego baud bụ 9600bps.

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Akwụkwọ / akụrụngwa

ALINX AN706 Sampling Multi-Channel 16-Bits AD Module [pdf] Akwụkwọ ntuziaka onye ọrụ
AN706 nke oge Sampling Multi-Channel 16-Bits AD Module, AN706, S n'otu ogeampling Multi-Chanel 16-Bits AD Module, Sampling Multi-Channes 16-Bits AD Modul, Multi-Chanels 16-Bits AD Modul, 16-Bits AD Modul, AD Module, Module

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Akwụkwọ ntuziaka onye ọrụ

Akụkụ 1: 8-Chanel AD Nnweta Module Parameters