ESP32-WROOM-32UE
Bukana ea Mosebelisi
Mabapi le Tokomane Ena
Tokomane ena e fana ka litlhaloso tsa li-module tsa ESP32-WROOM-32UE tse nang le antenna ea PIFA.
Fetileview
ESP32-WROOM-32UE ke mojule o matla, o tloaelehileng oa WiFi-BT-BLE MCU o shebaneng le mefuta e mengata e fapaneng ea lits'ebetso, ho tloha ho marang-rang a sensor ea matla a tlase ho isa mesebetsing e boima haholo, joalo ka khouto ea lentsoe, ho phallela 'mino, le ho hlophisa MP3.
E na le li-GPIO tsohle tse ho pin-out ntle le tse seng li sebelisitsoe bakeng sa ho hokahanya flash. Karolo ea ho sebetsa ea Moduletage ka tloha ho 3.0 V ho ea ho 3.6 V. Sebaka sa maqhubu ke 24
12 MHz ho 24 62 MHz. 40 MHz ea kantle e le mohloli oa oache oa sistimi. Ho boetse ho na le 4 MB SPI flash bakeng sa ho boloka mananeo a basebelisi le data. Lintlha tsa ho odara tsa ESP32-WROOM-32UE li thathamisitsoe ka tsela e latelang:
Lethathamo la 1: Litaba tsa ho Odara tsa ESP32-WROOM-32UE
| Mojule | Chip e kentsoeng | Khanya | PSRAM |
Litekanyo tsa module (mm) |
| ESP32-WROOM-32UE | Setšoantšo sa ESP32-D0WD-V3 | 4MB 1 | / | (18.00 ± 0.10) X (25.50 ± 0.10) X (3.10 ± 0.10) limilimithara (ho kenyeletsoa le thebe ea tšepe) |
| Lintlha: 1. ESP32-WROOM-32UE (IPEX) e nang le 8 MB flash kapa 16 MB flash e fumaneha bakeng sa odara ea tloaelo. 2. Bakeng sa lintlha tse qaqileng tsa ho odara, ka kopo bona Tlhahisoleseling ea ho Odara Sehlahisoa sa Espressif. |
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Motheong oa mojule ke chip* ea ESP32-D0WD-V3. The chip e kenyellelitsoeng e etselitsoe hore e be sekala le ho ikamahanya le maemo. Ho na le li-cores tse peli tsa CPU tse ka laoloang ka bonngoe, 'me maqhubu a oache ea CPU a fetoha ho tloha ho 80 MHz ho ea ho 240 MHz. Mosebelisi a ka boela a tima CPU 'me a sebelisa processor ea matla a tlase ho beha leihlo liphatlalatso bakeng sa liphetoho kapa ho tšela menyako. ESP32 e kopanya likarolo tse ngata tsa peripheral, ho tloha ho li-capacitive touch sensors, li-Hall sensors, interface ea karete ea SD, Ethernet, SPI ea lebelo le holimo, UART, I²S, le I²C.
Hlokomela:
* Bakeng sa lintlha tse mabapi le karolo ea linomoro tsa lelapa la ESP32 la lichipisi, ka kopo sheba tokomane ea ESP32 User Manual.
Ho kopanngoa ha Bluetooth, Bluetooth LE, le Wi-Fi ho netefatsa hore mefuta e mengata ea lits'ebetso e ka shejoa le hore mojule o pota-potile: ho sebelisa Wi-Fi ho lumella sebaka se seholo sa 'mele le khokahanyo e tobileng ho Marang-rang ka Wi- Fi router ha e ntse e sebelisa Bluetooth e lumella mosebelisi ho hokela mohala habonolo kapa ho phatlalatsa li-beacon tse nang le matla a tlase bakeng sa ho e lemoha. Boroko ba hona joale ba chip ea ESP32 bo ka tlase ho 5 A, bo etsa hore e tšoanelehe bakeng sa lits'ebetso tsa elektronike tse tsamaisoang ke betri le tse aparoang. Mojule o ts'ehetsa sekhahla sa data ho fihla ho 150 Mbps. Ka hona mojule o fana ka litlhaloso tse etelletseng pele indastering le ts'ebetso e ntle ka ho fetisisa bakeng sa kopanyo ea elektroniki, mefuta, tšebeliso ea matla le khokahanyo.
Sistimi ea ts'ebetso e khethiloeng bakeng sa ESP32 ke mahalaRTOS e nang le LwIP; TLS 1.2 e nang le ho potlakisa hardware e hahiloe le eona. Ho ntlafatsa (encrypted) holim'a-moea (OTA) ho boetse ho tšehetsoa, e le hore basebelisi ba ka ntlafatsa lihlahisoa tsa bona esita le ka mor'a hore ba lokolloe, ka litšenyehelo tse fokolang le boiteko. Letlapa la 2 le fana ka lintlha tsa ESP32-WROOM-32UE.
khona 2: Litlhaloso tsa ESP32-WROOM-32UE
| Lihlopha | Lintho | Litlhaloso |
| Teko | Tshepo | HTOUHTSUuHASTfTCT/ESD |
| WiFi | Melao-motheo | 802.11 b/g/n 20/n40 |
| A-MPDU le A-MSDU aggregation le tšehetso ea nako ea balebeli ea 0.4 s | ||
| Sebaka sa maqhubu | 2.412 GHz - 2.462GHz | |
| bluetooth | Melao-motheo | Tlhaloso ea Bluetooth v4.2 BR/EDR le BLE |
| Radio | Moamoheli oa NZIF o nang le kutloisiso ea -97 dBm | |
| Sehlopha sa 1, sehlopha sa 2 le sehlopha sa 3 transmitter | ||
| AFH | ||
| AUCII0 | CVSD le SBC | |
| Lisebelisoa | Li-interface tsa module | Karete ea SD, UART, SPI, SDIO, I2C, LED PWM, Motor PWN 12S, IR, pulse counter, GPIO, capacitive touch sensor, ADC, DAC |
| Sensor ea on-chip | Sensor ea holo | |
| kristale e kopantsoeng | kristale ea 40MHz | |
| SPI flash e kopantsoeng | 4 MB | |
| PSRAM e kopantsoeng | – | |
| Tshebetso voltage/Phepelo ea matla | 3.0 V - 3.6 V | |
| Bonyane ba hajoale bo fanoang ke phepelo ea motlakase | 500 mA | |
| Mofuta oa mocheso o sebetsang o khothalletsoang 40 °C -85 °C |
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| Boholo ba sephutheloana | (18.00±0.10) mm x (31.40±0.10) mm x (3.30±0.10) mm | |
| Boemo ba kutloelo-bohloko ea mongobo (MSL) | Mohato 3 |
Pin Litlhaloso
2.1 Moralo oa Pin
Tlhaloso ea Pin ea 2.2
ESP32-WROOM-32UE e na le 38 pins. Sheba litlhaloso tsa phini ho Lethathamo la 3.
Lethathamo la 3: Pin Litlhaloso
| Lebitso | Che. | Mofuta | Mosebetsi |
| GND | 1 | P | Fatše |
| 3V3 | 2 | P | Phepelo ea motlakase |
| EN | 3 | I | Lets'oao le lumellang mojule. Phahameng e sebetsang. |
| SEHLOOHO VP | 4 | I | GPI036, ADC1_CHO, RTC_GPIOO |
| SEHLOOHO VN | 5 | I | GPI039, ADC1 CH3, RTC GP103 |
| 1034 | 6 | I | GPI034, ADC1_CH6, RTC_GPIO4 |
| 1035 | 7 | 1 | GPI035, ADC1_CH7, RTC_GPIO5 |
| 1032 | 8 | I/O | GPI032, XTAL 32K P (32.768 kHz crystal oscillator input), ADC1_CH4 TOUCH9, RTC GP109 |
| 1033 | 9 | 1/0 | GPI033, XTAL_32K_N (32.768 kHz tlhahiso ea kristale ea oscillator), ADC1 CH5, TOUCH8, RTC GP108 |
| 1025 | 10 | I/O | GPIO25, DAC_1, ADC2_CH8, RTC_GPIO6, EMAC_RXDO |
| 1026 | 11 | 1/0 | GPIO26, DAC_2, ADC2_CH9, RTC_GPIO7, EMAC_RXD1 |
| 1027 | 12 | 1/0 | GPIO27, ADC2_CH7, TOUCH7, RTC_GPI017, EMAC_RX_DV |
| 1014 | 13 | I/O | GPIO14, ADC2 CH6, TOUCH6, RTC GPIO16, MTMS, HSPICLK, HS2_CLK, SD_CLK, EMAC_TXD2 |
| 1012 | 14 | I/O | GPI012, ADC2_CH5, TOUCH5, RTC GPIO15, MTDI, HSPIQ, HS2_DATA2, SD_DATA2, EMAC_TXD3 |
| GND | 15 | P | Fatše |
| 1013 | 16 | I/O | GPI013, ADC2 CH4, TOUCH4, RTC GPI014, MTCK, HSPID, HS2_DATA3, SD_DATA3, EMAC_RX_ER |
| NC | 17 | – | – |
| NC | 18 | – | – |
| NC | 19 | – | – |
| NC | 20 | – | – |
| NC | 21 | – | – |
| NC | 22 | – | – |
| 1015 | 23 | I/O | GPIO15, ADC2 CH3, TOUCH3, MTDO, HSPICSO, RTC GPI013, HS2_CMD, SD_CMD, EMAC_RXD3 |
| 102 | 24 | 1/0 | GPIO2, ADC2_CH2, TOUCH2, RTC GPI012, HSPIWP, HS2_DATAO, SD DATA() |
| 100 | 25 | I/O | GPIOO, ADC2_CH1, TOUCH1, RTC_GPIO11, CLK_OUT1, IMAC TX CLK _ _ |
| 104 | 26 | I/O | GPIO4, ADC2_CHO, TOUCH, RTC_GPI010, HSPIHD, HS2_DATA1, SD DATA1, EMAC_TX_ER |
| 1016 | 27 | 1/0 | GPIOI6, ADC2_CH8, TOUCH |
| 1017 | 28 | 1/0 | GPI017, ADC2_CH9, TOUCH11 |
| 105 | 29 | 1/0 | GPIO5, VSPICSO, HS1_DATA6, EMAC_RX_CLK |
| 1018 | 30 | 1/0 | GPI018, VSPICLK, HS1_DATA7 |
| Lebitso | Che. | Mofuta | Mosebetsi |
| 1019 | 31 | I/O | GPIO19, VSPIQ, UOCTS, EMAC_TXDO |
| NC | 32 | – | – |
| 1021 | 33 | I/O | GPIO21, VSPIHD, EMAC_TX_EN |
| RXDO | 34 | I/O | GPIO3, UORXD, CLK_OUT2 |
| TXDO | 35 | I/O | GPIO1, UOTXD, CLK_OUT3, EMAC_RXD2 |
| 1022 | 36 | I/O | GPIO22, VSPIWP, UORTS, EMAC_TXD1 |
| 1023 | 37 | I/O | GPIO23, VSPID, HS1_STROBE |
| GND | 38 | P | Fatše |
Tlhokomeliso:
* GPIO6 ho GPIO11 li hokahane le lebone la SPI le kenyellelitsoeng mojuleng mme ha li hokahane.
2.3 Lithakhisa tsa ho Beha
ESP32 e na le likhoele tse hlano tsa likhoele, tse ka bonoang Khaolong ea 6 Schematics:
- MTDI
- GPIO0
- GPIO2
- MTDO
- GPIO5
Software e ka bala boleng ba likotoana tsena tse hlano ho tsoa ho "GPIO_STRAPPING". Nakong ea tokollo ea ho seta botjha ha chip (matla a ho seta botjha, ho seta botjha ba RTC, le ho seta botjha ha brownout), likhoele tsa likhoele s.ample voltage boemong bo kang ba "0" kapa "1", 'me u tšoare likotoana tsena ho fihlela chip e theohile kapa e koetsoe. Li-strapping bits li lokisa mokhoa oa ho qalisa sesebelisoa, matla a ho sebetsatage ea VDD_SDIO, le litlhophiso tse ling tsa pele tsa sistimi.
Pini e 'ngoe le e' ngoe ea likhoele e hokahane le ho hula-holimo / ho hula ka hare nakong ea ho seta chip. Ka lebaka leo, haeba thapo ea likhoele e sa hokahanngoa kapa potoloho ea kantle e hokahaneng e na le tšitiso e phahameng, ho hula / ho hula ka hare ho fokolang ho tla etsa qeto ea boemo ba kamehla ba ho kenya likhoele.
Ho fetola boleng ba marang-rang, basebelisi ba ka sebelisa khanyetso ea kantle ea ho hulela fatše / ho hula, kapa ba sebelisa li-GPIO tsa MCU tse amohelang ho laola molumo.tagboemo ba lithapo tsena ha u sebelisa ESP32. Kamora ho lokolloa bocha, likhoele tsa likhoele li sebetsa joalo ka lithakhisa tse tloaelehileng. Sheba Lethathamo la 4 bakeng sa tlhophiso e qaqileng ea mokhoa oa boot ka ho tlama likhoele.
Lethathamo la 4: Lithakhisa tsa ho Beha
| Moqtage ea ka hare LDO (VDD_SDIO) |
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| Pin | Ea kamehla | 3.3 V | 1.8 V |
| MTDI | E hulela fatshe | 0 | 1 |
| Mokhoa oa ho qala | ||||
| Pin | SPI Boot ea kamehla | Khoasolla Boot | ||
| GPIOO | Ho holisa 1 | 0 | ||
| GPIO2 | Hula-fatše Se kgathaleng | 0 | ||
| Ho nolofaletsa / Ho thibela Log ea ho Lokisetsa Hatisa holim'a UOTXD Nakong ea Booting | ||||
| Pin | UOTXD ea kamehla e sebetsa | UOTXD Khutsa | ||
| MTDO | Ho holisa 1 | 0 | ||
| Nako ea Lekhoba la SDIO | ||||
| Pin | Motheong oa ho qetela Sampling Ea kamehla Sehlahisoa se oelang |
Motheong oa ho qetela Sampling Sehlahisoa se phahamileng | Ea holimo-limo Sampling Sehlahisoa se oeleng | Ea holimo-limo Sampling Sehlahisoa se phahamileng |
| MTDO | Ho holisa 0 | 0 | 1 | 1 |
| GPIO5 | Ho holisa 0 | 1 | 0 | 1 |
Hlokomela:
- Firmware e ka hlophisa li-bits tsa ngoliso ho fetola litlhophiso tsa "Voltage ea Internal LDO (VDD_SDIO)" le "Timing of SDIO Slave" ka mor'a ho qala.
- Internal pull-up resistor (R9) bakeng sa MTDI ha e na batho ka har'a module, kaha flash le SRAM ho ESP32- WROOM-32UE li tšehetsa matla a motlakase feela.tage ea 3.3 V (e hlahisoang ke VDD_SDIO)
Tlhaloso ea Ts'ebetso
Khaolo ena e hlalosa li-module le mesebetsi e kopantsoeng le ESP32-WROOM-32UE.
3.1 CPU le Memori ea ka Hare
ESP32-D0WD-V3 e na le li-microprocessors tse peli tse tlase tsa Xtensa® 32-bit LX6. Memori ea ka hare e kenyelletsa:
- 448 KB ea ROM bakeng sa ho qala le mesebetsi ea mantlha.
- 520 KB ea on-chip SRAM bakeng sa data le litaelo.
- 8 KB ea SRAM ho RTC, e bitsoang RTC FAST Memory mme e ka sebelisoa bakeng sa polokelo ea data; e fihlella ke CPU e kholo nakong ea RTC Boot ho tloha ka mokhoa o tebileng oa boroko.
- 8 KB ea SRAM ho RTC, e bitsoang RTC SLOW Memory mme e ka fihlelleha ke co-processor nakong ea Mokhoa oa Boroko bo tebileng.
- 1 Kbit ea eFuse: Li-bits tse 256 li sebelisoa bakeng sa sistimi (Aterese ea MAC le tlhophiso ea chip) 'me li-bits tse setseng tse 768 li boloketsoe lits'ebetso tsa bareki, ho kenyeletsoa encryption ea flash le chip-ID.
3.2 Flash ea kantle le SRAM
ESP32 e ts'ehetsa likhahla tse ngata tsa kantle tsa QSPI le li-chips tsa SRAM. Lintlha tse ling li ka fumanoa Khaolong ea SPI ho ESP32 Technical Reference Manual. ESP32 e boetse e ts'ehetsa encryption/decryption ea hardware e thehiloeng ho AES ho sireletsa mananeo le data ea bahlahisi ka flash.
ESP32 e ka fihlella khanya ea QSPI ea kantle le SRAM ka li-cache tse lebelo le holimo.
- Flash ea kantle e ka etsoa 'mapa sebakeng sa memori ea litaelo tsa CPU le sebaka sa memori sa ho bala feela ka nako e le ngoe.
- Ha khanya ea kantle e entsoe 'mapa sebakeng sa memori ea taeo ea CPU, ho fihla ho 11 MB + 248 KB e ka etsoa 'mapa ka nako. Hlokomela hore haeba tse fetang 3 MB + 248 KB li entsoe ka 'mapa, ts'ebetso ea cache e tla fokotseha ka lebaka la lipalo tse inahaneloang ke CPU.
- Ha lebone la kantle le entsoe 'mapa sebakeng sa memori ea data e baloang feela, ho ka etsoa 'mapa oa ho fihla ho 4 MB ka nako. 8-bit, 16-bit, le 32-bit tse baloang lia tšehetsoa. - SRAM ea kantle e ka etsoa 'mapa sebakeng sa memori ea data ea CPU. Ho fihla ho 4 MB ho ka etsoa 'mapa ka nako. 8-bit, 16-bit, le 32-bit bala le ho ngola lia tšehetsoa.
ESP32-WROOM-32UE e kopanya sebaka sa memori sa 4 MB SPI se eketsehileng.
3.3 Li-oscillator tsa Crystal
Mojule o sebelisa oscillator ea kristale ea 40-MHz.
3.4 RTC le Taolo ea Matla a Tlase
Ka tšebeliso ea mahlale a tsoetseng pele a taolo ea matla, ESP32 e ka fetoha lipakeng tsa mefuta e fapaneng ea matla. Bakeng sa lintlha tse mabapi le tšebeliso ea matla ea ESP32 ka mekhoa e fapaneng ea matla, ka kopo sheba karolo ea ”RTC le Low-Power Management” ho Buka ea Mosebelisi ea ESP32.
Li-peripherals le li-sensor
Ka kopo, sheba Karolo ea Pheripherals le Li-sensor ho Buka ea Mosebelisi ea ESP32.
Hlokomela:
Likhokahano tsa kantle li ka etsoa ho GPIO efe kapa efe ntle le li-GPIO tse maemong a 6-11, 16, kapa 17. Li-GPIO 6-11 li hokahane le khanya ea SPI e kopaneng ea module. Bakeng sa lintlha, ka kopo sheba Karolo ea 6 Schematics.
Litšobotsi tsa Motlakase
5.1 Likhakanyo tse Felletseng ka ho Fetisisa
Khatello ea maikutlo e fetang tekanyo e felletseng e thathamisitsoeng tafoleng e ka tlase e ka baka tšenyo e sa feleng ea sesebelisoa. Tsena ke litekanyetso tsa khatello ea kelello feela, 'me ha li bue ka ts'ebetso ea ts'ebetso ea sesebelisoa se lokelang ho latela maemo a khothalletsoang a ts'ebetso.
Lethathamo la 5: Litekanyetso tse Felletseng ka ho Fetisisa
- Mojule o ile oa sebetsa hantle ka mor'a tlhahlobo ea lihora tse 24 mochesong oa mocheso oa 25 ° C, le IOs libakeng tse tharo (VDD3P3_RTC, VDD3P3_CPU, VDD_SDIO) e hlahisa boemo bo phahameng ba logic ho ea fatše. Ka kopo hlokomela hore lithakhisa tse nang le flash le/kapa PSRAM sebakeng sa motlakase sa VDD_SDIO ha lia kenyelletsoa tekong.
- Ka kopo, sheba Sehlomathiso sa IO_MUX sa ESP32 Bukana ea Mosebelisi bakeng sa sebaka sa matla sa IO.
5.2 Maemo a Tšebetso a khothalelitsoeng
Tafole ea 6: Maemo a Khothaletso a Ts'ebetso
| Letšoao | Paramethara | Min | E tloaelehileng | Max | Yuniti |
| EA-33-VDD | Phepelo ea motlakase voltage | 3.0 | 3. | 4. | V |
| 'V | Hajoale e fanoa ke phepelo ea motlakase e kantle | 0.5 | – | – | A |
| T | Mocheso oa ho sebetsa | —40 | – | 85 | °C |
5.3 Litšobotsi tsa DC (3.3 V, 25 °C)
Lethathamo la 7: Litšobotsi tsa DC (3.3 V, 25 °C)
| Letšoao | Paramethara | Min | Tlanya | Max | Yuniti | |
| L. IN |
Bokhoni ba phini | 2 | – | pF | ||
| V IH |
Phaello ea boemo bo holimotage | 0.75XVDD1 | _ | VDD1 + 0.3 | v | |
| v IL |
Phaello ea boemo bo tlasetage | —0.3 | – | 0.25xVDD1 | V | |
| i IH |
Boemo bo phahameng ba hona joale | – | – | 50 | nA | |
| i IL |
Kenyelletso ea boemo bo tlase | – | 50 | nA | ||
| V OH |
Boemo bo phahameng ba tlhahiso ea molumotage | 0.8XVDD1 | V | |||
| VOA | Phaello ea boemo bo tlase bo phahamengtage | – | V | |||
| 1 OH |
Mohloli oa boemo bo phahameng ba hona joale (VDD1 = 3.3 V, VOH> = 2.64V, matla a drive a behiloe ho fihla holimo) |
VDD3P3 CPU matla domain name 1; 2 | _ | 40 | – | mA |
| Sebaka sa matla sa VDD3P3 RTC 1; 2 | _ | 40 | – | mA | ||
| Sebaka sa matla sa VDD SDIO 1; 3 | – | 20 | – | mA | ||
| Letšoao | Paramethara | Min | Tlanya | Max | Yuniti |
| 10L | Sekhahla se tlase sa sink (VDD1 = 3.3 V, VOL = 0.495 V, matla a drive a behiloe ho fihla holimo) |
– | 28 | mA | |
| RP u | Ho hanana le mohanyetsi o ka hare oa ho hula | – | 45 | – | Kil |
| PD | Ho hanana le mohanyetsi o ka hare oa ho hula | – | 45 | – | Kil |
| V IL_nRST |
Phaello ea boemo bo tlasetage ea CHIP_PU ho tima chip | – | – | 0.6 | V |
Lintlha:
- Ka kopo, sheba Sehlomathiso sa IO_MUX sa ESP32 Bukana ea Mosebelisi bakeng sa sebaka sa matla sa IO. VDD ke karolo ea I/Otage bakeng sa sebaka se itseng sa matla sa li-pin.
- Bakeng sa sebaka sa matla sa VDD3P3_CPU le VDD3P3_RTC, per-pin ea hona joale e fumanoang sebakeng se le seng e fokotsehile butle-butle ho tloha ho pota 40 mA ho ea ho 29 mA, VOH> = 2.64 V, ha palo ea lisebelisoa tsa mohloli oa hona joale e ntse e eketseha.
- Lithakhisa tse kentsoeng ke flash le/kapa PSRAM sebakeng sa matla sa VDD_SDIO ha lia kenyelletsoa tekong.
5.4 Wi-Fi Radio
Lethathamo la 8: Litšobotsi tsa seea-le-moea sa Wi-Fi
| Paramethara | Boemo | Min | E tloaelehileng | Max | Yuniti | ||
| Lintlha tsa marang-rang a sebetsang | 2412 | – | 2462 | MHz | |||
| Sephetho sa impedance note2 | * | C2 | |||||
| TX matla note3 | 802.1 1 b:24.16dBm:802.11g:23.52dBm 802.11n20:23.0IdBm;802.1 I n40:21.18d13m dBm | ||||||
| Kutloelo-bohloko | 11b, 1 Mbps | – | —98 | dBm | |||
| 11b, 11 Mbps | – | —89 | dBm | ||||
| 11g, 6 Mbps | —92 | – | dBm | ||||
| 11g, 54 Mbps | —74 | – | dBm | ||||
| 11n, HT20, MCSO | —91 | – | dBm | ||||
| 11n, HT20, MCS7 | —71 | dBm | |||||
| 11n, HT40, MCSO | —89 | dBm | |||||
| 11n, HT40, MCS7 | —69 | dBm | |||||
| Ho hana seteishene se haufi | 11g, 6 Mbps | 31 | – | dB | |||
| 11g, 54 Mbps | 14 | dB | |||||
| 11n, HT20, MCSO | 31 | dB | |||||
| 11n, HT20, MCS7 | – | 13 | dB | ||||
- Sesebediswa se lokela ho sebetsa ho ya ka lebelo le abetsweng ke balaodi ba ditikoloho. Sebaka sa marang-rang se reriloeng se ka hlophisoa ka software.
- Bakeng sa li-module tse sebelisang li-antenna tsa IPEX, impedance ea tlhahiso ke 50 Ω. Bakeng sa li-module tse ling tse se nang li-antenna tsa IPEX, basebelisi ha ba hloke ho ameha ka ho senyeha ha tlhahiso.
- Matla a Target TX a ka lokisoa ho ipapisitsoe le lisebelisoa kapa litlhoko tsa setifikeiti.
5.5 Bluetooth/BLE Radio
5.5.1 Moamoheli
Lethathamo la 9: Litšobotsi tsa Moamoheli - Bluetooth/BLE
| Paramethara | Maemo | Min | Tlanya | Max | Yuniti |
| Sensitivity @30.8% PER | -97 | – | dBm | ||
| Letšoao le phahameng ka ho fetesisa @30.8% PER | – | 0 | – | – | dBm |
| Co-channel C/I | – | – | +10 | – | dB |
| Khetho ea mocha o haufi C/I | F = FO + 1 MHz | – | -5 | – | dB |
| F = FO - 1 MHz | – | -5 | dB | ||
| F = FO + 2 MHz | – | -25 | – | dB | |
| F = FO - 2 MHz | – | -35 | – | dB | |
| F = FO + 3 MHz | – | -25 | – | dB | |
| F = FO - 3 MHz | – | -45 | – | dB | |
| Ts'ebetso ea ho thibela ka ntle ho sehlopha | 30 MHz - 2000 MHz | -10 | – | – | dBm |
| 2000 MHz - 2400 MHz dBm |
-27 | – | – | ||
| 2500 MHz - 3000 MHz | -27 | – | – | dBm | |
| 3000 MHz - 12.5 GHz | -10 | – | – | dBm | |
| thuto 1 | – | -36 | – | – | dBm |
5.5.2 Transmitter
Lethathamo la 10: Litšobotsi tsa Transmitter - Bluetooth/BLE
| Paramethara | Maemo | Min | Tlanya | Max | Yuniti | |
| Fumana mohato oa taolo | 3 | dBm | ||||
| Matla a RF | – | BT3.0:7.73dBm BLE:4.92dBm | dBm | |||
| Channel e haufi e fetisa matla | F = FO ± 2 MHz | – | —52 | – | dBm | |
| F = FO ± 3 MHz | – | —58 | – | dBm | ||
| F = FO ± > 3 MHz | —60 | – | dBm | |||
| Phoso | – | – | 265 | kHz | ||
| le fzmax | 247 | – | kHz | |||
| F2avq/A f1avg | – | —0.92 | – | – | ||
| 1CFT | – | —10 | – | kHz | ||
| Sekhahla sa Drift | 0.7 | – | kHz/50 s | |||
| Ho hoholeha | – | 2 | – | kHz | ||
5.6 Reflow Profile
RampSebaka sa holimo - Mocheso: <150 Nako: 60 ~ 90s Ramp- sekhahla sa ho nyoloha: 1 ~ 3/s
Sebaka sa ho futhumatsa pele - Mocheso.: 150 ~ 200 Nako: 60 ~ 120s Ramp- sekhahla sa ho nyoloha: 0.3 ~ 0.8/s
Sebaka sa phalliso - Temp.: >217 7LPH60 ~ 90s; Peak Temp.: 235 ~ 250 (<245 kgothaletswa) Nako: 30 ~ 70s
Cooling zone - Peak Temp. ~ 180 Ramp- sekhahla se tlase: -1 ~ -5/s
Solder - Sn&Ag&Cu Lead-free solder (SAC305)
Nalane ea Phetoho
| Letsatsi | Phetolelo | Lintlha tsa ho lokolla |
| 2020.02 | V0.1 | Tokollo ea pele bakeng sa setifikeiti sa CE. |
Tataiso ea OEM
- Melao e sebetsang ea FCC
Mojule ona o filoe tumello ea Single Modular. E lumellana le litlhoko tsa FCC karolo ea 15C, melao ea karolo ea 15.247. - Litaelo tse khethehileng tsa tšebeliso
Mojule ona o ka sebelisoa lisebelisoa tsa RF. Kenyelletso voltage ho mojulung ka mabitso 3. 0V-3.6 V DC. Mocheso oa mocheso o sebetsang oa module ke - 40 ho isa ho 85 degrees C. - Mekhoa e fokolang ea module
N/A - Moralo oa morao-rao oa antenna
N/A - Mehato ea ho pepeseha ha RF
Thepa e lumellana le meeli ea ho pepeseha ha mahlaseli a FCC e behiloeng bakeng sa tikoloho e sa laoleheng. Thepa ena e lokela ho kenngoa le ho sebetsoa ka sebaka sa bonyane 20cm pakeng tsa radiator le 'mele oa hau. Haeba sesebelisoa se hahiloe molemong oa tšebeliso e nkehang habonolo, tlhahlobo e eketsehileng ea ho pepeseha ha RF e ka hlokoa joalo ka ha ho boletsoe ke 2.1093. - Antenna
Mofuta oa antenna: PIFA antenna e nang le sehokelo sa IPEX; Phaello e phahameng: 4dBi - Leibole le lintlha tsa ho latela melao
Leibole ea kantle ea sehlahisoa sa OEM e ka sebelisa mantsoe a kang a latelang:
"E na le FCC ID: 2AC7Z-ESPWROOM32UE" le
"E na le IC: 21098-ESPWROOMUE" - Lintlha tse mabapi le mekhoa ea tlhahlobo le litlhoko tse ling tsa tlhahlobo
a) Transmitter ea modular e lekiloe ka botlalo ke mofani oa mojule ka palo e hlokahalang ea liteishene, mefuta ea modulation, le mekhoa, ha ea lokela ho hlokahala hore sets'oants'o sa moamoheli se leke hape mekhoa kapa litlhophiso tsohle tse teng tsa transmitter. Ho kgothaletswa hore moetsi wa sehlahiswa se amohelang batho a kenye modular transmitter, mme a etse ditekanyo tsa dipatlisiso ho netefatsa hore sistimi e kopantsweng ha e fete meedi ya mashano a tlhahiso kapa meedi ya mabenyane (mohlala, moo lenakana le fapaneng le ka bakang mesi e eketsehileng) .
b) Teko e lokela ho lekola mesi e ka hlahang ka lebaka la ho kopanngoa ha mesi le li-transmitters tse ling, potoloho ea dijithale, kapa ka lebaka la sebopeho sa sehlahisoa se amohelang (sekoere). Patlisiso ena e bohlokoa haholo ha e kopanya li-transmitter tse ngata tsa modular moo setifikeiti se ipapisitseng le teko e 'ngoe le e' ngoe ea tsona ka mokhoa o ikemetseng. Ho bohlokoa ho hlokomela hore baetsi ba lihlahisoa tse amohelang batho ha baa lokela ho nahana hore hobane modular transmitter e netefalitsoe hore ha ba na boikarabello ba ho latela melao ea sehlahisoa.
c) Haeba lipatlisiso li bontša hore ho na le bothata ba ho lumellana le melao-motheo eo moetsi oa lihlahisoa o tlamehile ho fokotsa bothata. Lihlahisoa tse amohelang batho ba sebelisang transmitter ea modular li tlas'a melao eohle e sebetsang ea tekheniki hammoho le maemo a akaretsang a ts'ebetso ho Karolo ea 15.5, 15.15, le 15.29 hore e se ke ea baka tšitiso. Opareitara ya sehlahiswa sa moamohedi o tla tlameha ho emisa ho sebedisa sesebediswa ho fihlela tshitiso e lokisitswe. - Teko e tlatselletsang, Karolo ea 15 Motsoako oa Karolo ea B Motsoako oa ho qetela oa moamoheli/mojule o hloka ho hlahlobjoa ho ipapisitsoe le litekanyetso tsa FCC Karolo ea 15B bakeng sa li-radiator tseo e seng ka boomo e le hore li lumelloe ka nepo ho sebetsa joalo ka sesebelisoa sa dijithale sa Karolo ea 15. Mohokahanyi oa moamoheli ea kenyang mojule ona sehlahisoa sa bona o tlameha ho netefatsa hore oa ho qetela
Sehlahisoa se kopaneng se lumellana le litlhoko tsa FCC ka tlhahlobo ea tekheniki kapa tlhahlobo ea melao ea FCC, ho kenyeletsoa le tšebetso ea transmitter, 'me e lokela ho lebisa ho tataiso e ho KDB 996369. tsamaiso e hlalositsoe ke molao o Karolong ea 15.33(a)(1) ho ea ho (a)(3), kapa mefuta e sebetsang ho sesebelisoa sa digital, joalokaha ho bontšitsoe Karolong ea 15.33(b)(1), ho sa tsotellehe hore na ke mofuta ofe oa maqhubu a holimo lipatlisiso Ha ho lekoa sehlahisoa se amohelang, li-transmitter tsohle li tlameha ho sebetsa. Li-transmitters li ka sebelisoa ka ho sebelisa li-driver tse fumanehang phatlalatsa 'me li buletsoe, kahoo li-transmit li sebetsa. Maemong a mang, ho ka 'na ha e-ba ho loketseng ho sebelisa lebokose le khethehileng la theknoloji (sete ea liteko) moo lisebelisoa tsa 50 kapa li-driver li leng sieo. Ha ho etsoa tlhahlobo ea likhase tse tsoang ho radiator e sa reroang, transmitter e tla beoa ka mokhoa oa ho amohela kapa ka mokhoa o sa sebetseng, haeba ho khonahala. Haeba mokhoa oa ho amohela feela o sa khonehe, seea-le-moea e tla be e se na letho (e khethiloeng) le/kapa skena e sebetsang. Maemong ana, sena se tla hloka ho nolofalletsa ts'ebetso ho BUS ea puisano (ke hore, PCIe, SDIO, USB) ho netefatsa hore potoloho e sa reroang ea radiator e ea sebetsa. Lilaboratori tse etsang liteko li kanna tsa hloka ho eketsa attenuation kapa lifilthara ho latela matla a lets'oao la li-beacon tse sebetsang (ha ho hlokahala)
ho tsoa ho seea-le-moea se lumelletsoeng. Sheba ANSI C63.4, ANSI C63.10, le ANSI C63.26 bakeng sa lintlha tse ling tse akaretsang tsa tlhahlobo.
Sehlahisoa se tlas'a teko se hlophisitsoe hore se kopane le sesebelisoa se kopanetsoeng, ho ea ka tšebeliso e tloaelehileng ea sehlahisoa. Ho nolofatsa tlhahlobo, sehlahisoa se tlas'a teko se lokela ho fetisoa ka nako e phahameng ea mosebetsi, joalo ka ho romela file kapa ho hasa litaba tse ling tsa media.
Phatlalatso ea FCC
Sesebelisoa sena se lumellana le Karolo ea 15 ea Melao ea FCC. Ts'ebetso e ipapisitse le maemo a mabeli a latelang:
(1) sesebediswa sena se ke ke sa baka tshitiso e kotsi, mme (2) sesebediswa sena se lokela ho amohela tshitiso efe kapa efe
(2) e amohetse, ho kenyelletsa le tšitiso e ka bakang ts'ebetso e sa batleheng.
Tlhokomeliso ea FCC:
Liphetoho leha e le life kapa liphetoho tse sa amoheloang ka ho hlaka ke mokha o ikarabellang bakeng sa ho lumellana le melaoana li ka senya matla a mosebedisi a ho sebelisa thepa.
"Sesebelisoa sena se lekoa 'me se fumanoe se lumellana le meeli ea sesebelisoa sa digital sa Sehlopha sa B,
ho latela karolo ea 15 ea Melao ea FCC. Meeli ena e etselitsoe ho sireletsa ka mokhoa o utloahalang khahlanong le tšitiso e kotsi mohahong oa bolulo. Thepa ena e hlahisa, e sebelisa, 'me e ka khantša matla a maqhubu a seea-le-moea, 'me haeba e sa kengoa le ho sebelisoa ho latela litaelo, e ka baka tšitiso e kotsi likhokahanong tsa radio. Leha ho le joalo, ha ho na tiiso ea hore tšitiso e ke ke ea etsahala setsing se itseng. Haeba sesebelisoa sena se baka tšitiso e kotsi ea seea-le-moea kapa kamohelo ea thelevishene, e ka lekanyetsoang ka ho tima le ho tima sesebelisoa, mosebelisi o khothalletsoa ho leka ho lokisa tšitiso ka e le 'ngoe kapa tse ling tsa mehato e latelang:
- Sheba hape kapa o suthise lenakana le amohelang sebakeng se seng.
- Eketsa karohano pakeng tsa thepa le moamoheli.
- Hokela lisebelisoa sebakeng sa seketsoana se fapaneng le seo moamoheli a hokahaneng le sona.
- Ikopanye le morekisi kapa setsebi se nang le phihlelo sa seea-le-moea/TV bakeng sa thuso.”
Polelo ea IC:
Sesebediswa sena se dumellana le ditekanyetso tsa laesense tsa Industry Canada tse sa kgetheng RSS. Ts'ebetso e ipapisitse le maemo a mabeli a latelang: (1) sesebelisoa sena se kanna sa se ke sa baka tšitiso,
le (2) sesebelisoa sena se tlameha ho amohela tšitiso efe kapa efe, ho kenyeletsoa tšitiso e ka bakang ts'ebetso e sa batleheng ea sesebelisoa.
Litokomane / Lisebelisoa
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