1. Kupu Whakataki
Kei roto i tēnei pukapuka ngā tohutohu taipitopito mō te Kāmera Whakaahua Wera IR Array MLX90640-D110. Kua hangaia tēnei kōwae mō ngā ine pāmahana kore-pā me ngā tono whakaahua wera, e hototahi ana ki ngā momo pūmana iti pērā i te Raspberry Pi, ESP32, me te STM32.
Ka whakamahia e te MLX90640-D110 tētahi huinga pūoko wera infrared-tawhiti hei kite i te tohatoha IR, hei huri i ngā raraunga ki ngā pāmahana mata, hei whakaputa whakaahua wera hoki. Nā tōna rahi kiato ka taea te whakauru ki ngā pūnaha whakahaere ahumahi me te atamai.
Ahua 1: MLX90640-D110 IR Array Kāmera Whakaahua Wera.
2. Nga waahanga matua
- E whakamahi ana i te huinga pūoko wera infrared-tawhiti MLX90640.
- He taumira 32×24 pika.
- 110° mara o view (whakapae×poutū: 110°×75°), he pai mō ngā inenga poto.
- Ka whakawhitiwhiti kōrero mā te atanga I2C, ka taea te whirihora ki te aratau tere (tae atu ki te 1MHz te tere raraunga).
- Te Rerekētanga Pāmahana Ōrite Haruru (NETD) o te 0.1K RMS i te tere whakahou 1Hz.
- I runga o te voltagkaiwhakamāori hiko mō te hototahi ki te kaha whakahaere 3.3V/5Vtage.
- Hototahi ki ngā tūāpapa manaaki pērā i a Raspberry Pi, Arduino (ESP32), me STM32.
3. Whakatakotoranga Hangarau
| Tawhā | Uara |
|---|---|
| Mahinga Mahi Voltage | 3.3V / 5V |
| Mahi Naianei | <23mA |
| Atanga Whakawhitiwhiti | I2C (wāhitau 0x33) |
| Marae o View (Whakapae × Poutū) | 110°×75° (whānui koki FOV) |
| Te Waahi Mahi | -40 ° C ∼ 85 ° C |
| Te Awhe Paemahana Whainga | -40 ° C ∼ 300 ° C |
| Whakatau | ±1°C |
| Rere tāmata | 0.5Hz ~ 64Hz (ka taea te whakarite) |
| Ahu | 28mm × 16mm |
| Rahi Puka Whakapuru | 2.0mm |
Pikitia 2: Ngā rahinga o te kōwae MLX90640-D110 i roto i ngā mirimita.
4. Tatūnga me te Hononga
Ka whakawhitiwhiti kōrero te waeine MLX90640-D110 mā te atanga I2C. Me whakarite kia tautoko tō pūmana iti (hei tauira, Raspberry Pi, ESP32, STM32) i te whakawhitiwhiti kōrero I2C, ā, ka whakaratohia hoki he pūoko hiko hototahi.tage taumata.
4.1 Pinouts
Honoa te kōwae ki tō pūmana iti kia rite ki ngā whakaritenga pine e whai ake nei:
- VCC ↔ 3.3V / 5V (Pūtake Hiko)
- GND ↔ GND (Whenua)
- SDA ↔ Raina raraunga MCU.I2C
- SCL ↔ Raina karaka MCU.I2C
Pikitia 3: Te waeine MLX90640-D110 e hono ana ki te waea PH2.0 4PIN kua whakaurua.
Pikitia 4: Ngā tapanga pine (SCL, SDA, GND, VCC) i runga i te kōwae MLX90640-D110.
4.2 Exampte Hononga ki te Raspberry Pi
Hei hono i te MLX90640-D110 ki te Raspberry Pi, kia tino whakahohea te atanga I2C o te Raspberry Pi. Honoa ngā pine penei:
- VCC ↔ Pine 3.3V, 5V rānei o te Raspberry Pi (kei tō tatūnga me te kaha hiko)tagkaiwhakamāori).
- GND ↔ Pine GND o te Rāhipere Pi.
- SDA ↔ Pine SDA Rāhipere Pi (GPIO2).
- SCL ↔ Pine SCL Rāhipere Pi (GPIO3).
Whakaahua 5: Exampte hononga o te MLX90640-D110 ki tētahi Raspberry Pi, e whakaatu ana i te whakaputanga whakaahua wera.
5. Mahi
I muri i te hononga ā-tinana angitu, me whirihora te pūmanawa hei whakahaere i te MLX90640-D110. Koia tēnei:
- Te whakahohe i te I2C: Me whakarite kia whakahohea te atanga I2C i runga i tō pūmana iti. Mō te Raspberry Pi, ka taea tēnei te mahi mā te
raspi-config. - Te Tāuta i ngā Whare Pukapuka: Tāutahia ngā whare pukapuka e tika ana mō te pūoko MLX90640. Ngā whare pukapuka motuhake me ngā tauiraampKei te wātea ngā waehere mō ngā tūāpapa Raspberry Pi, Arduino (ESP32), me STM32. Tirohia ngā rauemi whakawhanake e whakaratohia ana e te kaihanga.
- Pānui Raraunga: Whakamahia te pūmanawa kua whakaratohiaampngā iti hei pānui i ngā raraunga wera mata mai i te pūoko mā te pahi I2C.
- Te Tukatuka Raraunga: Me tukatuka ngā raraunga mata kia huri ai hei uara pāmahana tuturu, kātahi ka huri hei whakaahua wera ā-kanohi. Kei roto i te pepa raraunga MLX90640 me ngā whare pukapuka e pā ana ngā rauropi mō tēnei hurihanga.
- Whakaaturanga Putanga: Whakaatuhia te ahua wera i hangaia ki runga i tētahi mata hono, mā te atanga kaiwhakamahi whakairoiro rānei.
Ka taea te whakarite i te tere whakahou o te kōwae i waenga i te 0.5Hz me te 64Hz, e taea ai te whakarerekē mō ngā whakaritenga tono rerekē.
6. Nga tono
He pai te Kāmera Whakaahua Wera MLX90640-D110 mō ngā momo mahi maha, tae atu ki:
- Ngā ine pāmahana tino tika, kore-pā.
- Te whakaurunga ki roto i ngā taputapu whakaahua wera IR me ngā inemahana IR.
- Ngā pūnaha kāinga atamai, te whakahaere whare atamai, me ngā otinga rama atamai.
- Te whakahaere me te aroturuki i te pāmahana ahumahi.
- Te aroturukitanga haumarutanga, tae atu ki te kimi i te urutomo me te nekehanga.
7. Tiaki
He wāhanga hiko tairongo te waeine MLX90640-D110. Whāia ēnei aratohu mō te tiaki tika:
- Te whakahaere: Kia tūpato te whakahaere i te kōwae kia kore ai e kino te arotahi o te pūoko, te papa hiko rānei. Kaua e pā tika ki te mata o te pūoko.
- Te horoi: Ki te mea e tika ana, horoia mārire te karāhe o te pūoko ki tētahi kakahu ngohengohe, kore-miro. Kaua e whakamahi i ngā rauemi whakakoi, i ngā matū kino rānei.
- Rokiroki: Penapenahia te kōwae ki tētahi wāhi maroke, kore puehu, i roto i te awhe pāmahana mahi kua tohua ina kore e whakamahia.
- Tuku Hiko: Whakaritehia te voltagkei roto te e i te awhe 3.3V/5V kua tohua hei ārai i te kino.
- Nga Tikanga Taiao: Kaua e whakaatuhia te kōwae ki ngā pāmahana tino kino, ki te haumākū tiketike, ki ngā taiao waikura rānei.
8. Te Raru
Mena ka pāngia koe e ngā raruraru me tō kōwae MLX90640-D110, whakaarohia ēnei mahi whakatau raruraru e whai ake nei:
- Kāore he Hapa Raraunga/Whakawhitiwhiti Kōrero:
- Me manatoko kei te tika, kei te haumaru hoki ngā hononga waea katoa (VCC, GND, SDA, SCL).
- Whakaūtia kua whakahohea te atanga I2C i runga i tō pūmana iti.
- Tirohia te voltage ki te kōwae (3.3V, 5V rānei).
- Me whakarite kia tika te whirihoranga o te wāhitau I2C (0x33) i roto i tō pūmanawa.
- Whakamātauria ki tētahi pūrere I2C e mōhiotia ana e mahi ana, ki tētahi atu kōwae MLX90640 rānei mēnā e wātea ana, kia kore ai he raruraru i te pūmana manaaki.
- Ko nga Panuitanga Pamahana Heke:
- Me whakarite kia ma te arotahi o te pūoko, kia kore ai he arai.
- Manatokohia kei te whakamahia tika ngā whare pukapuka pūmanawa me ngā raraunga whakatikatika mō te MLX90640.
- Tirohia te pāmahana o te taiao, kia mohio kei roto i te awhe mahi a te pūoko.
- Kāore he Putanga Whakaahua Wera:
- Whakaū kei te angitu te pānui i ngā raraunga mai i te pūoko.
- Review tō waehere tukatuka raraunga me te waehere whakaatu whakaahua mō ngā hapa.
- Me whakarite kia tika te whirihoranga o tō whakaaturanga, o tō GUI rānei hei whiwhi me te whakaatu i ngā raraunga wera.
9. Tautoko me nga Rauemi
Mō ngā rauemi tāpiri, te tauira whanaketangaampMēnā he pātai, he tautoko hangarau rānei, whakapā atu ki te kaihoko mā te pūnaha karere a Amazon. Ka taea e rātou te whakarato i ētahi atu tuhinga me te āwhina mō te whakauru i te MLX90640-D110 ki tō pūhara motuhake (Raspberry Pi, Arduino/ESP32, STM32).
Tirohia tonu te pepa raraunga MLX90640 mana mō ngā taipitopito hangarau hōhonu me ngā aratohu hōtaka.
