Imojula yesithombe esishisayo ye-M256 engapholile
♦ Izethulo
Imojula ye-Thermal imaging isekelwe ekufakweni kwe-ceramic engapholisiwe i-vanadium oxide infrared detector ukuthuthukisa ukusebenza okuphezulu kwemikhiqizo ye-infrared ye-thermal imaging, imikhiqizo yamukela isixhumi esibonakalayo esihambisanayo sedijithali, isixhumi esibonakalayo sicebile, sifinyeleleka okuguquguqukayo okuhlukahlukene kweplathifomu yokucubungula ehlakaniphile, nokusebenza okuphezulu namandla aphansi. ukusetshenziswa, umthamo omncane, kulula kuzici zokuhlanganiswa kokuthuthukiswa, kungahlangabezana nokusetshenziswa kwezinhlobo ezahlukene zokushisa kokulinganisa kwe-infrared yesidingo sokuthuthukiswa kwesibili.
Izici zomkhiqizo
- Umkhiqizo mncane ngosayizi futhi kulula ukuwuhlanganisa;
- I-interface ye-FPC yamukelwe, ecebile ezindaweni zokusebenzelana futhi kulula ukuyixhuma namanye amapulatifomu;
- Ukusetshenziswa kwamandla okuphansi;
- Ikhwalithi ephezulu yesithombe;
- Isilinganiso esinembile sokushisa;
- isikhombimsebenzisi esijwayelekile sedatha, ukusekela ukuthuthukiswa kwesibili, ukuhlanganiswa okulula, ukusekela ukufinyelela ezinhlobonhlobo zepulatifomu yokucubungula ehlakaniphile.
♦ amapharamitha womkhiqizo
| Uhlobo | M256 | |
| Isixazululo | 256×192 | |
| Indawo ye-Pixel | 12μm | |
| I-FOV | 42.0°×32.1° | |
| I-FPS | 25Hz/15Hz | |
| I-NETD | ≤[i-imeyili ivikelwe]#1.0 | |
| Izinga lokushisa lokusebenza | -15℃～+60℃ | |
| DC | 3.8V-5.5V DC | |
| Amandla | <200mW* | |
| Isisindo | <18g | |
| Ubukhulu(mm) | 20*20*21 | |
| Isixhumi esibonakalayo sedatha | parallel/USB | |
| Control interface | I-SPI/I2C/USB | |
| Ukuqiniswa kwesithombe | Ukuthuthukiswa kwemininingwane yamagiya amaningi | |
| Ukulinganisa isithombe | Ukulungiswa kwe-shutter | |
| Iphalethi | Ukukhanya okumhlophe/okumnyama okushisayo/amapuleti anombala ongamanga amaningi | |
| Ibanga lokulinganisa | -10℃~+50℃(eyenziwe ngokwezifiso kufika ku | |
| 500℃) | ||
| Ukunemba | ±0.5% | |
| Ukulungiswa kwezinga lokushisa | Imanuwali | |
| /Okuzenzakalelayo | ||
| Izinga lokushisa lokukhipha izibalo | Ukuhambisana kwesikhathi sangempela | |
| okukhiphayo | ||
| Izibalo zokulinganisa izinga lokushisa | Sekela izibalo eziphezulu/ezincane, ukuhlaziya izinga lokushisa | |
| I-Paralles interface kumodi yokukhipha engu-25Hz. | ||
| Incazelo yokusetshenziswa kubonwa | ||
| Umkhiqizo usebenzisa isixhumi esingu-0.3Pitch 33Pin FPC (FH26W-33S-0.3SHW(97)), futhi i-voltage yokufaka ithi: | ||
| 3.8-5.5VDC, ukuvikelwa kwe-undervoltage akusekelwe. | ||
♦ Ukucaciswa
Iphinikhodi ye-interface yefomu engu-1 yesithombe esishisayo
| Phina inombolo | igama | uhlobo | i-voltage | I-cation ecacisiwe | |
| 1,2 | VCC | Amandla | -- | amandla | |
| 3,4,12 | GND | Amandla | -- | phansi | |
| 5 | USB_DMj | I/O | -- | I-USB 2.0 | DM |
| 6 | USB_DPj | I/O | -- | DP | |
| 7 | USBEN*k | I | -- | I-USB inikwe amandla | |
| 8 | SPI_SCK | I | Okuzenzakalelayo:1.8V | SCK | |
| 9 | SPI_SDO | O | I-LVCMOS ; | I-SDO | |
| 10 | SPI_SDI | I | (uma kudingeka 3.3V | I-SPI | I-SDI |
| 11 | SPI_SS | I | Okukhiphayo kwe-LVCOMS, sicela usithinte) | SS | |
| 13 | DV_CLK | O | I-CLK | ||
| 14 | DV_VS | O | VS | ||
| 15 | DV_HS | O | HS | ||
| 16 | DV_D0 | O | IDATHA0 | ||
| 17 | DV_D1 | O | IDATHA1 | ||
| 18 | DV_D2 | O | IDATHA2 | ||
| 19 | DV_D3 | O | IDATHA3 | ||
| 20 | DV_D4 | O | DATA4 | ||
| 21 | DV_D5 | O | IDATHA5 | ||
| 22 | DV_D6 | O | IDATHA6 | ||
| 23 | DV_D7 | O | IDATHA7 | ||
| 24 | DV_D8 | O | IDATHA8 | ||
| 25 | DV_D9 | O | IDATHA9 | ||
| 26 | DV_D10 | O | IDATHA10 | ||
| 27 | DV_D11 | O | VIDEOl | IDATHA11 | |
| 28 | DV_D12 | O | IDATHA12 | ||
| 29 | DV_D13 | O | IDATHA13 | ||
| 30 | DV_D14 | O | IDATHA14 | ||
| 31 | DV_D15 | O | IDATHA15 | ||
| 32 | I2C_SCL | I | I-I2C | I-SCL | |
| 33 | I2C_SDA | I/O | I-SDA | ||
I-Pin5, i-Pin6 ezenzakalelayo ye-USB2.0, ehambisana ne-3.3 V TTL UART interface yesixhumi esibonakalayo se-UART ngicela
xhumana nathi.Qaphela: Pin5: TX;Pin6: RX;TX, RX isigaba Xmodule S0;
k USB_EN izikhonkwane 5 kanye I-Pin5, i-Pin6 ezenzakalelayo ye-USB2.0, ehambisana ne-3.3 V TTL UART isixhumi esibonakalayo se-UART sicela
6 pin amazinga aphezulu njengamaphini edatha ye-USB, ukuxhumana kwe-USB KUSEBENZISA iphrothokholi yokuxhumana ye-UVC, amafomethi wesithombe ku-YUV422 ngekhithi yokuthuthukisa ukuxhumana kwe-USB sicela usithinte;
l ekwakhiweni kwe-PCB, isignali yevidiyo yedijithali ehambisanayo iphakamise ukulawulwa kwe-impedance okungu-50 Ω.
Form 2 Ukucaciswa kukagesi
Ifomethi VIN =4V, TA = 25°C
| Ipharamitha | Khomba | Isimo sokuhlola | UHLOBO OLUMININYO MAX | Iyunithi |
| Ibanga le-voltage yokufaka | I-VIN | -- | 3.8 4 5.5 | V |
| Amandla | I-ILOAD | USBEN=GND | 75 300 | mA |
| I-USBEN=PHEZULU | 110 340 | mA | ||
| Ukulawula okunikwe amandla kwe-USB | I-USBEN-PHANSI | -- | 0.4 | V |
| I-USBEN- HIGN | -- | 1.4 5.5V | V |
Form 3 Absolute Maximum rating
| Ipharamitha | Ibanga |
| VIN kuya ku-GND | -0.3V ukuze +6V |
| DP, DM kuya ku-GND | -0.3V ukuze +6V |
| I-USBEN kuya ku-GND | -0.3V ukuze 10V |
| SPI kuya ku-GND | -0.3V ukuze +3.3V |
| VIDEO ku-GND | -0.3V ukuze +3.3V |
| I-I2C kuya ku-GND | -0.3V ukuze +3.3V |
| Izinga lokushisa lesitoreji | −55°C kuya +120°C |
| Izinga lokushisa lokusebenza | −40°C kuya +85°C |
Qaphela: Ububanzi obusohlwini obuhlangabezana noma obudlula izilinganiso eziphelele bungase bubangele umonakalo unomphela
emkhiqizweni.Lesi isilinganiso nje sokucindezeleka;Akusho ukuthi ukusebenza koMkhiqizo
ngaphansi kwalezi nanoma yiziphi ezinye izimo iphakeme kunaleyo echazwe esigabeni sokusebenza salokhu
ukucaciswa.Ukusebenza isikhathi eside okweqa izimo zokusebenza eziphezulu kungase kuthinte
Idayagramu yokulandelana kwe-digital interface okukhiphayo
Umfanekiso we-Figure3 8bit parallel image
Umfanekiso 4:8bit isithombe esihambisanayo nezinga lokushisa
uma usebenzisa isixhumi esibonakalayo esihambisanayo esingu-8bit, isixhumi esibonakalayo esizenzakalelayo sithi DV_D0~DV_D7
Umfanekiso 5: 16bit idatha yesithombe esihambisanayo
Umfanekiso 6:16bit isithombe esifanayo kanye nedatha yezinga lokushisa
Qaphela: (1) Idatha inconywa ukuthi ithathwe emaphethelweni akhuphukayo ewashi;
(2) Ukuvumelanisa kwenkundla nokuvumelanisa komugqa kokubili kusebenza kahle kakhulu;
(3) Ifomethi yedatha yesithombe ithi YUV422,Inani eliphansi ledatha ngu-Y, inani eliphakeme ngu-U/V;
(4) Iyunithi yedatha yezinga lokushisa ngu-(Kelvin (K)*10), izinga lokushisa langempela liyinani elifundwayo /10-273.15 (℃)
♦ Ukunaka
isithasiselo 2 Umfanekiso 8 Ubukhulu bokusebenza komshini
Ukuvikela wena nabanye ekulimaleni noma ukuvikela idivayisi yakho emonakalweni, sicela ufunde lonke ulwazi olulandelayo ngaphambi kokusebenzisa idivayisi yakho.
- Ungabheki ngqo emithonjeni yemisebe ephezulu kakhulu efana nelanga ezingxenyeni zokunyakaza;
- Ungathinti noma usebenzise ezinye izinto ukushayisana newindi lomtshina;
- Ungathinti izinto zokusebenza nezintambo ngezandla ezimanzi;
- Ungagobi noma ulimaze izintambo zokuxhuma;
- Ungakhuhli okokusebenza kwakho ngezihlanzi;
- Unganqamuli noma uxhume ezinye izintambo ngaphandle kokunqamula ugesi;
- Ungayixhumi ikhebula enamathiselwe ngokungalungile ukuze ugweme ukulimaza okokusebenza; Sicela ungawuqabuli okokusebenza.Uma kukhona iphutha, sicela uxhumane nenkampani yethu ukuze uthole ukugcinwa kochwepheshe.
- Sicela unake ukuvimbela ugesi omile;
appendix1 umbono womkhiqizo
Umfanekiso 7 umbono wangaphambili womkhiqizo (indlela eqondile):
isithasiselo 3 I2C control protocol
ishadi 3 module I2C ikheli 7bit idivayisi ikheli (0x18), funda ikheli 0x31, bhala ikheli 0x30.
| inombolo | Bhalisa ikheli | ipharamitha | incazelo |
| 1 | 0x00 | ukulungiswa kwesivalo * | |
| 2 | 0x01 | ukulungiswa kwengemuva | |
| 3 | 0x02 | Okuphumayo kwangempela komtshina | |
| 4 | 0x05 | Okukhipha idatha yesithombe | |
| 5 | 0x20 | Isilinganiso sezinga lokushisa esigabeni sokushisa esivamile | |
| 6 | 0x21 | Isilinganiso sezinga lokushisa esigabeni esinwetshiwe sezinga lokushisa | |
| 7 | 0x27 | 16-bit okukhiphayo kwesithombe esihambisanayo | |
| 8 | 0x28 | 8-bit okukhiphayo kwesithombe esihambisanayo | |
| 9 | 0x80 | 0x29 | 16-bit image parallel +izinga lokushisa okukhipha idatha |
| 10 | 0x2A | 8-bit isithombe esihambisanayo +okuphumayo kwedatha yezinga lokushisa | |
| 11 | 0x2b | Layisha amapharamitha wezinga lokushisa | |
| 12 | 0xFE | Londoloza imingcele yokumisa | |
| 13 | 0x88 | 0-7 | iphalethi |
| 14 | 0x96 | uhlobo lokuntanta | Izinga lokushisa lokubonisa okuqondisiwe (okuzenzakalelayo |
| 25℃） | |||
| 15 | 0x97 | uhlobo lokuntanta | Izinga lokushisa le-ambient eliqondiwe (okuzenzakalelayo |
| 25℃） | |||
| 16 | 0x98 | uhlobo lokuntanta | izinga lokushisa le-ambient (okuzenzakalelayo 0.45) |
| 17 | 0x99 | uhlobo lokuntanta | Ithagethi yokukhipha umoya (okuzenzakalelayo 0.98) |
| 18 | 0x9a | uhlobo olufushane | Ibanga eliqondiwe (okuzenzakalelayo: 1m) |
