M256 e sa pholileng ea ho etsa setšoantšo sa thermal imaging
♦ Kenyelletso
Thermal imaging module e ipapisitse le lisebelisoa tsa ceramic tse sa tsitsang tsa vanadium oxide infrared detector ho nts'etsapele lisebelisoa tse phahameng tsa ts'ebetso ea infrared thermal imaging, lihlahisoa li amohela sebopeho se ts'oanang sa dijithale, sebopeho se ruileng, se nang le phihlello e fapaneng ea sethala sa ts'ebetso se bohlale, se nang le ts'ebetso e phahameng le matla a tlase. tshebediso, bophahamo ba modumo e nyenyane, ho le bonolo ho litšobotsi tsa ntshetsopele ya kopanyo, ka kopana le tshebediso ya mefuta e fapaneng ya infrared lekanya mocheso oa tlhokahalo ea bobeli ntshetsopele.
Likarolo tsa sehlahisoa
- Sehlahisoa se nyane ka boholo mme se bonolo ho se kopanya;
- Sehokelo sa FPC se amohetsoe, se nang le li-interfaces tse ngata ebile ho bonolo ho hokahana le liforomo tse ling;
- Tšebeliso e tlase ea matla;
- Boleng bo phahameng ba setšoantšo;
- Tekanyo e nepahetseng ea mocheso;
- segokanyimmediamentsi sa sebolokigolo ya data, tšehetsa tsoelo-pele ea bobeli, ho kopanya bonolo, ho tšehetsa ho fihlella mefuta e fapaneng ya sethaleng bohlale sebetsa.
♦ li-paremeters tsa lihlahisoa
| Mofuta | M256 | |
| Qeto | 256×192 | |
| Sebaka sa pixel | 12μm | |
| FOV | 42.0°×32.1° | |
| FPS | 25Hz/15Hz | |
| NETD | ≤[imeile e sirelelitsoeng]#1.0 | |
| Mocheso o sebetsang | -15℃～+60℃ | |
| DC | 3.8V-5.5V DC | |
| Matla | <200mW* | |
| Boima ba 'mele | <18g | |
| Boholo(mm) | 20*20*21 | |
| Sehokelo sa data | parallel/USB | |
| Sehokelo sa taolo | SPI/I2C/USB | |
| Setšoantšo se matlafala | Ntlafatso ea lintlha tsa li-gear tse ngata | |
| Tekanyo ea setšoantšo | Tokiso ea shutter | |
| Palete | Khanya e tšoeu/e letšo ho chesa/lipoleiti tse ngata tsa pseudo-color | |
| Lekhalo la ho lekanya | -10 ℃~+50 ℃(e etselitsoeng ho fihlela | |
| 500℃) | ||
| Ho nepahala | ±0.5% | |
| Tokiso ea mocheso | Bukana | |
| /Iketsetsa | ||
| Sephetho sa lipalo-palo tsa mocheso | Ho bapisa nako ea sebele | |
| tlhahiso | ||
| Lipalopalo tsa tekanyo ea mocheso | Ts'ehetsa lipalo tse phahameng / bonyane, tlhahlobo ea mocheso | |
| Sehokelo sa Paralles ka mokhoa oa tlhahiso ea 25Hz. | ||
| Tlhaloso ea sebopeho sa mosebelisi | ||
| Sehlahisoa se amohela sehokelo sa 0.3Pitch 33Pin FPC (FH26W-33S-0.3SHW(97)), 'me motlakase o kenang ke: | ||
| 3.8-5.5VDC, tšireletso ea undervoltage ha e tšehetsoe. | ||
♦ Tlhaloso
Foromo 1 interface pin ea thermal imager
| Nomoro ea phini | lebitso | mofuta | Palo ea li-volts | Khatiso e khethehileng | |
| 1,2 | VCC | Matla | -- | matla | |
| 3,4,12 | GND | Matla | -- | fatshe | |
| 5 | USB_DMj | I/O | -- | USB 2.0 | DM |
| 6 | USB_DPj | I/O | -- | DP | |
| 7 | USBEN*k | I | -- | USB e lumelletsoe | |
| 8 | SPI_SCK | I | Ka ho feletseng: 1.8V | SCK | |
| 9 | SPI_SDO | O | LVCMOS ; | SDO | |
| 10 | SPI_SDI | I | (haeba ho hlokahala 3.3V | SPI | SDI |
| 11 | SPI_SS | I | Tlhahiso ea LVCOMS, ka kopo ikopanye le rona) | SS | |
| 13 | DV_CLK | O | CLK | ||
| 14 | DV_VS | O | VS | ||
| 15 | DV_HS | O | HS | ||
| 16 | DV_D0 | O | DATA0 | ||
| 17 | DV_D1 | O | DATA1 | ||
| 18 | DV_D2 | O | DATA2 | ||
| 19 | DV_D3 | O | DATA3 | ||
| 20 | DV_D4 | O | DATA4 | ||
| 21 | DV_D5 | O | DATA5 | ||
| 22 | DV_D6 | O | DATA6 | ||
| 23 | DV_D7 | O | DATA7 | ||
| 24 | DV_D8 | O | DATA8 | ||
| 25 | DV_D9 | O | DATA9 | ||
| 26 | DV_D10 | O | DATA10 | ||
| 27 | DV_D11 | O | VIDEOL | DATA11 | |
| 28 | DV_D12 | O | DATA12 | ||
| 29 | DV_D13 | O | DATA13 | ||
| 30 | DV_D14 | O | DATA14 | ||
| 31 | DV_D15 | O | DATA15 | ||
| 32 | I2C_SCL | I | I2C | SCL | |
| 33 | I2C_SDA | I/O | SDA | ||
Pin5, Pin6 ea kamehla USB2.0, e sebelisana le 3.3 V TTL UART interface bakeng sa segokanyimmediamentsi sa UART ka kopo
ikopanye le rona.Hlokomela: Pin5: TX;Pin6: RX;TX, RX mohato Xmodule S0;
k USB_EN lithakhisa 5 le Pin5, Pin6 ea kamehla USB2.0, e sebelisana le 3.3 V TTL UART interface bakeng sa segokanyimmediamentsi sa UART ka kopo
Lipini tse 6 tse phahameng joalo ka likhoele tsa data tsa USB, puisano ea USB E SEBELISA protocol ea puisano ea UVC, lifomate tsa litšoantšo ho YUV422 bakeng sa lisebelisoa tsa ntlafatso ea puisano ea USB ka kopo ikopanye le rona;
l ka moralo oa PCB, lets'oao le ts'oanang la video la dijithale le khothalelitse 50 Ω taolo ea impedance.
Foromo ea 2 Tlhaloso ea motlakase
Sebopeho sa VIN =4V, TA = 25°C
| Paramethara | Tseba | Boemo ba teko | MIN TYP MAX | Yuniti |
| Lebelo la motlakase oa ho kenya | VIN | -- | 3.8 4 5.5 | V |
| Bokhoni | LEHLOKOA | USBEN=GND | 75 300 | mA |
| USBEN=PHAHAMENG | 110 340 | mA | ||
| Taolo ea USB e nolofalitsoeng | USBEN-TLOASE | -- | 0.4 | V |
| USBEN- PHAHAMA | -- | 1.4 5.5V | V |
Form 3 Absolute Maximum rating
| Paramethara | Range |
| VIN ho tloha GND | -0.3V ho ea ho +6V |
| DP, DM ho isa GND | -0.3V ho ea ho +6V |
| USBEN ho GND | -0.3V ho isa ho 10V |
| SPI ho ea ho GND | -0.3V ho +3.3V |
| VIDEO ho GND | -0.3V ho +3.3V |
| I2C ho ea ho GND | -0.3V ho +3.3V |
| Mocheso oa polokelo | −55°C ho ea ho +120°C |
| Mocheso o sebetsang | -40°C ho ea ho +85°C |
Tlhokomeliso: Maemo a thathamisitsoeng a fihlelang kapa a fetang litekanyetso tse felletseng a ka baka tšenyo e sa feleng
ho sehlahiswa.Sena ke tekanyo ya kgatello feela;Se bolele hore tshebetso ya tshebetso ya Sehlahiswa
tlas'a maemo ana kapa afe kapa afe a mang a phahame ho feta a hlalositsoeng karolong ea ts'ebetso ea sena
tlhaloso.Ts'ebetso ea nako e telele e fetang maemo a holimo a ho sebetsa e ka ama
tatelano ya dijithale segokanyimmediamentsi sa sebolokigolo tatelano
Setšoantšo sa 3 8bit se bapileng
Setšoantšo sa4:8bit setšoantšo se bapileng le mocheso
ha u sebelisa 8bit parallel interface interface, sebopeho sa kamehla ke DV_D0~DV_D7
Setšoantšo sa 5: 16bit data e tšoanang ea setšoantšo
Setšoantšo sa 6:16-bit se tšoanang setšoantšo le data ea mocheso
Tlhokomeliso: (1) Lintlha li khothaletsoa hore li etsoe sampole pheletsong e ntseng e phahama ea Clock;
(2) Khokahano ea masimo le khokahano ea mela ka bobeli e sebetsa haholo;
(3) Fomete ea data ea setšoantšo ke YUV422, boleng bo tlase ba data ke Y, boleng bo holimo ke U/V;
(4) Thepa ea data ea mocheso ke (Kelvin (K) * 10) , mocheso oa sebele ke boleng ba ho bala / 10-273.15 (℃)
♦ Ela hloko
sehlomathiso 2 Figure 8 Mechanical interface dimension
Ho sireletsa uena le ba bang kotsing kapa ho sireletsa sesebelisoa sa hau hore se senyehe, ka kopo bala lintlha tsohle tse latelang pele u sebelisa sesebelisoa sa hau.
- U se ke ua sheba ka ho toba mehloli ea mahlaseli a matla a phahameng a kang letsatsi bakeng sa likarolo tsa motsamao;
- O seke wa ama kapa wa sebedisa dintho tse ding ho thula fensetere ya detector;
- U se ke ua ama lisebelisoa le likhoele ka matsoho a metsi;
- U se ke ua koba kapa ua senya likhoele tse hokelang;
- Se ke oa hohla lisebelisoa tsa hau ka li-diluent;
- Se ke oa hula kapa oa hokela likhoele tse ling ntle le ho hakolla phepelo ea motlakase;
- Se ke oa hokela thapo e hokelletsoeng ka phoso ho qoba ho senya lisebelisoa; Ka kopo u se ke oa arola lisebelisoa.Haeba ho na le phoso, ka kopo ikopanye le k'hamphani ea rona bakeng sa tlhokomelo ea litsebi.
- Ka kopo ela hloko ho thibela motlakase o tsitsitseng;
appendix1 ponahalo ea sehlahisoa
Setšoantšo sa 7 pono ea pele ea sehlahisoa (tataiso e ntle):
appendix 3 I2C control protocol
chate 3 module I2C aterese 7bit sesebelisoa aterese (0x18), bala aterese 0x31, ngola aterese 0x30.
| palo | Ngolisa aterese | paramethara | tlhaloso |
| 1 | 0x00 | tokiso ea shutter * | |
| 2 | 0x01 | tokiso ya bokamorao | |
| 3 | 0x02 | Sephetho sa mantlha sa detector | |
| 4 | 0x05 | Tlhahiso ea data ea setšoantšo | |
| 5 | 0x20 | Tekanyo ea mocheso karolong e tloaelehileng ea mocheso | |
| 6 | 0x21 | Tekanyo ea mocheso karolong e atolositsoeng ea mocheso | |
| 7 | 0x27 | Tlhahiso ea setšoantšo sa 16-bit e bapileng | |
| 8 | 0x28 | 8 -bit sephetho sa setšoantšo se bapileng | |
| 9 | 0x80 | 0x29 | 16 -bit setšoantšo se bapileng + tlhahiso ea data ea mocheso |
| 10 | 0x2A | 8-bit e bapileng setšoantšo + mocheso oa data o hlahisoang | |
| 11 | 0x2B ke | Laola litekanyetso tsa mocheso | |
| 12 | 0xFE | Boloka liparamente tsa tlhophiso | |
| 13 | 0x88 | 0-7 | pallete |
| 14 | 0x96 | mofuta o phaphametseng | Thempereichara e bonahatsang sepheo (ea kamehla |
| 25℃） | |||
| 15 | 0x97 | mofuta o phaphametseng | Reka mocheso oa tikoloho (ka ho sa feleng |
| 25℃） | |||
| 16 | 0x98 | mofuta o phaphametseng | mocheso o teng (kamehla 0.45) |
| 17 | 0x99 | mofuta o phaphametseng | Sepheo sa ho ntša metsi (kamehla 0.98) |
| 18 | 0x9a | mofuta o mokgutshwane | Sebaka se lebeletsoeng (ka ho sa feleng: 1m) |
