TIAB SA 601
Embedded qis zog noj LoRa module phau ntawv
0v 1
| Hnub tim | Tus sau | Version | Nco tseg |
| Lub Rau Hli 21, 2021 | Yebing Wang | v 0.1 | Thawj tsab, modules 'txhais lus ntawm kho vajtse thiab thov kev ua haujlwm. |
Taw qhia
ASR6601 yog LoRa soc nti.
Sab hauv yog siv los ntawm cov tub ntxhais ntawm Cortex M4 nrog software core ntawm Semtech's LoRa transceiver SX1262. Lub module tuaj yeem ua tiav 868 (rau EU) / 915Mhz zaus kev sib txuas lus. Lub module siv LoRa ntaus ntawv nrog CLASS A, B, C raws tu qauv, DTU thiab ntau yam kev cai ntiag tug. Chav Kawm A, B, C raws tu qauv tsis yog tus qauv Lorawan raws tu qauv thiab tsuas yog tsim nyog rau peb lub rooj vag. MCU nyob rau hauv lub module muaj zog, nrog ib tug 48Mhz tswv zaus thiab 16kbytes Sram, 128k flash, ua ib tug loj leap nyob rau hauv kev ua tau zoo los ntawm yav dhau los ASR6505. Txhawm rau txo tus nqi ntawm cov khoom siv kho vajtse, Qhib MCU tswv yim tuaj yeem siv ncaj qha rau hauv los ntawm cov neeg siv yam tsis tau nthuav dav MCU.
Lub module qhov siab tshaj plaws tau txais rhiab heev yog mus txog - 140dBm, siab tshaj plaws xa hluav taws xob mus txog 14dBm @ 868MHz (rau EU) Band / 94dBuV / m @ 3m @ 915MHz Band.
Lub ntsiab ：
- Kev txais siab tshaj plaws yog mus txog -148dBbm
- Lub zog tso tawm siab tshaj plaws yog 14dBm @ 868MHz (rau EU) Band / 94dBuV / m @ 3m @ 915MHz Band.
- Kev sib kis ceev tshaj plaws: 62.5kbps
- Tsawg kawg dormant tam sim no: 2uA
- Ntau zaus tus tswv zaus: 48Mhz
- 16kbytes Sram, 128k Flash
Basic parameters ntawm module
| Muab faib | Parameter | Tus nqi |
| Wireless | Tua lub zog | |
| Kuv 4dBm @ 868MHz (rau EU) Band | ||
| 94dBuV/m@3m@915MHz Band. | ||
| Txais rhiab heev | -124dbm @ SF7 (5470bps) | |
| -127dbm @ SF8 (3125bps) | ||
| - Kuv 29.5dbm@SF9(1760bps) | ||
| Kho vajtse | Cov ntaub ntawv interface | UART / SPI / IIC / PWM / I0 & thiab lwm yam. |
| Lub zog ntau | 3-3.6V | |
| Tam sim no | 120 mA | |
| dormant tam sim no | 2 ua | |
| Kub | -20-85 | |
| Loj | Kuv 8.2x18x2.5mm | |
| Software | Networking raws tu qauv | CLASS A, B, C, DTU & ntiag tug raws tu qauv |
| Hom encryption | AES 128 | |
| Cov neeg siv configuration | Saib kev qhia AT |
Kev qhia kho vajtse
Daim ntawv qhia ntawm module
Cov Lus Qhia rau Hardware Design:
- Sim muab cov module siv cais cov khoom siv hluav taws xob nrog lub suab qis LDO xws li SGM2033.
- Cov khoom siv tam sim no ntawm lub module yuav tsum yog> 120mA, tsis suav nrog cov khoom seem tam sim no.
The definition of pin
| Pin tus lej | Lub npe | Hom | Kev piav qhia |
| I | GND | Hwj chim | System GND |
| 2 | GPI 033 | () | Qhov no 10 muaj nuj nqi yog siab tso zis ntawm module sawv thiab 10 qis thaum hibernation. Rau 9V roj teeb fais fab kis. rau kev siv hluav taws xob tsawg. Lub zog yog muab los ntawm LIX) thaum lub module nyob twj ywm thiab los ntawm DCDC thaum lub module sawv. Sab nraud LED. feem ntau siab. muab qis thaum teeb pom kev zoo. |
| 3 | GPI 037 | 1 | I. Rau sab nraud MCU los tsa LoRa module. (feem ntau yog qib siab. thaum lub module xav tau sawv. MCU tso zis I ms mem tes (tsawg theem zoo) rau lub module. Txhua hom rub-down qis qis dua 2S rov qab qhov chaw nres nkoj tus nqi default): 2. Rau sab nraud MCU qhia Lora npaj tau txais AT cov lus qhia: |
| 4 | GPI 032 | 0 | I. Kom sawv sab nraud MCU. 2. Siv los qhia rau MCU. Lora module tau raug tsim los lees txais AT cov lus qhia: Cov ntaub ntawv qis dua wireless. ua tiav sanding. thiab hibernation |
| 5 | GPTIMO_CH I SP10_CS GPI 001 |
I0 | PWM output SPI nti xaiv 10 |
| 6 | GPTIMO_CHO SP1O_CLK GP1000 | I0 | PWM output SPI moos I0 |
| 7 | GPTIMO_CH3 SPIO_RX GPI003 | I0 | PWM output SPI input I0 |
| 8 | BOOT GPTIMO_CH2 SPIO_TX GP1002 | I0 | Xaiv BOOT (hauv rub-down). PWM output SP1 output I0 |
| 9 | SWB GP1006 | I0 | Simulator debugging SWD t rub-up) I0 |
| 10 | SWB 1007 | 0 | Simulator debugging SWC (txoj kev) 10 |
| II | VCC | 0 | Lub hwj chim input 3.3V. Qhov siab tshaj plaws Tam sim no 150mA. |
| 12 | GND | Hwj chim | System GND |
| 13 | UAFtTO_RX GP1016 | I0 | Serial chaw nres nkoj 0 txais 10-download-print |
| 14 | UATO_TX GP1017 | I0 | Serila chaw nres nkoj 0 xa 10-download-print |
| 15 | 11 TSI 1014 | I0 | IICO 10 |
| 16 | 11 CO_SDA GY1015 | I0 | IICO DATA 10 |
| 17 | /RST | 0 | Rov pib dua qhov system. ua haujlwm tsawg |
| 18 | GP1009 GPTIMI CHI | 0 | I0 PWM output |
| 19 | TIAB SA 105 ADC2 |
I0/A | I0 ADC CH 2 |
| 20 | ADC3 GPI004 | A/I0 | ADC CH3 10 |
| 21 | LPUART_RX GPI060 | I0 | Tsawg Fais Fab UART RX 10-AT sib tham sib |
| 22 | LPUART_TX GP1047 | I0 | Low Power UART TX 10 |
| 23 | OAO_INP GP1045 | MO | Kev ua haujlwm amplifier 0. positive enter point I0 |
| 24 | OAO_INN GP1044 | .A/I0 | Kev ua haujlwm amplifier 0. negative enter point I0 |
| 25 | OAO_OUT GP1010 | MO | Kev ua haujlwm amplifier 0. tso zis taw tes 10 |
| 27 | GND | Hwj chim | System GND |
| 28 | ANT | RF | Kav hlau txais xov |
| 29 | GND | Hwj chim | System grounding kab |
Kho vajtse loj
Hluav taws xob cim
| Parameter | Qhov xwm txheej | Yam tsawg kawg nkaus | Ib txwm | Qhov siab tshaj plaws | Chav tsev |
| Ua haujlwm voltage | 3 | 3.3 | 3.6 | V | |
| Ua haujlwm tam sim no | Tsis tu ncua xa |
120 | mA | ||
| dormant tam sim no | RTC ua haujlwm | 2 | uA |
Kev tsim qauv
Parameter ntawm kev ua haujlwm.
- Txhawb kev xa xov wireless
- Hloov tau serial chaw nres nkoj tus nqi thiab xeem me ntsis
- Txhawb kev xa cov ntaub ntawv encryption thiab decryption
- Kev them nyiaj yug rau zaus thiab tus nqi-setting
- Txhawb kev xaiv khaws cia ntawm kev teeb tsa. MCU tswj lub module tsis tas yuav tsum tau txais kev cawmdim, thiab nws yog siv cais raws li ib tug kis tau tus mob module
- Txhawb kev siv sab nraud MCU tswj modules thiab ywj siab modules
- Qhov chaw nres nkoj serial tus nqi, Lora tus nqi, Lora zaus, thiab tus yuam sij zais cia hauv tib qhov kev sib txuas sib txuas yuav tsum ua kom zoo ib yam, thiab qhov tsis sib xws yuav ua rau muaj qhov tsis sib xws.
- LED l ibamp (GPIO33) nyem ntawm 2S zaus
- Rub GPIO32 cia thaum xa cov ntaub ntawv, xa thiab dormant
- Export "AT + START\ r\n", kom txog rau thaum nws tau txais cov lus txib no Cov Lus Qhia Kev teeb tsa thiab hloov cov ntaub ntawv
- Qhov rov qab qhov chaw nres nkoj serial tus nqi yog 38400, tsis muaj kev pov thawj ua haujlwm
Regional division ntawm FLASH
Internal Flash muaj tag nrho ntawm 128kbytes, nplooj ntawv loj ntawm 4k.
| Thaj tsam | Ntau thaj tsam | Byte | Nco tseg |
| DTU niaj hnub yog |
0x0800_0000-0x0801_EFFF | 124k ua | DTU niaj hnub yog |
| INFO | 0x0801_F000-0x0801_FFFF | 4K | Khaws qee cov ntaub ntawv siv |
Kev siv ntawm module
Module siv tuaj yeem tswj tau los ntawm MCU sab nraud thiab raws li kev ywj pheej modules siv ob, nrog kev sib xyaw ua ke ntawm qhov chaw nres nkoj thiab tus nqi, cov pob ntawv ntev xa mus txhawb qhov siab tshaj plaws ntawm 1K (1023Byte) byte cov ntaub ntawv.
- Sab nraud MCU tswj
Lub neej ntawd GPIO32 ntawm lub zog yog siab, GPIO32 raug rub tawm thaum lub sijhawm xa cov ntaub ntawv, thiab GPIO32 siab, uas tuaj yeem txiav txim siab ntawm no seb puas yog qhov tawg module tuag, lub sijhawm yuav tsum ntau dua 5.26S (xa 1 K. bytes ntawm SF9,2400 baud tus nqi). - Thaum cov ntaub ntawv kis tau tus mob ntau dua 1K, 1K cov ntaub ntawv raug xa mus ua ntej kom xa cov ntaub ntawv ntxiv mus ntxiv thaum GPIO32 rov qab los rau siab, kom lub voj voog xa mus.
Saib kev qhia AT
(Ceeb Toom: Xa cov lus txib yuav tsum xa cov kab rov qab thiab xa cov lus txib AT rov qab rau kab)
7.1,Nkag mus rau hauv AT kev qhia hom
| Serial chaw nres nkoj | Hom ntawv | Nco tseg |
| Xa | +++ | Qhov pib thiab xaus byte ntawm ib lub thav duab yuav tsum nrog qhov xaus nrog peb sib law liag '+' + "\ r\n", xa tus cim 'a' ntawm 10ms mus rau 1s |
| Xa | a | Lub 'a' yuav tsum xaus nrog tus ncej pib byte + "\ r \ n" thiab yog tias + + 'tus cwj pwm tsis tau txais hauv module 1S, qhov' + + +' yog muab los ua cov ntaub ntawv xa mus. |
| Rov qab los | AT+ENAT = OK | Nkag mus rau hauv hom lus txib |
7.2, ib Teem lub serial chaw nres nkoj tus nqi
Nco tseg: Tom qab cov kauj ruam no, qhov chaw nres nkoj serial rov OK lossis ERR, MCU raws li qhov chaw nres nkoj dhau los, thiab kos me ntsis rau synchronously pib qhov sib thooj chaw nres nkoj thiab kos me ntsis tom qab tau txais cov lus txib ua tiav.
| Serial chaw nres nkoj | Hom ntawv | Nco tseg |
| Xa | AT + BAUD = 9600,0 | 2400、4800、9600、14400、19200、38400(default)、7600、115200 optional 0-Tsis muaj check me ntsis (default) 1-Xov xwm txawv 2-Kos txawm |
|
Rov qab los |
AT + BAUD = OK | Yog rov qab |
| AT + BAUD = ERR | Rov qab yuam kev | |
| Xa | AT + BAUD = ? | Kev nug |
| Rov qab los | AT + BAUD = 9600,0 |
7.3, ib Teem lub sijhawm Lora zaus
| Serial chaw nres nkoj | Hom ntawv | Nco tseg |
| Xa | AT + FREQ = 4400
|
470MHz zaus: 4300 ~ 5100 868Mhz (rau EU) ncua: 8600 ~ 9200 Default; 4400 |
|
Rov qab los |
AT + FREQ = OK | Yog rov qab |
| AT + FREQ = ERR | Rov qab yuam kev | |
| Xa | AT + FREQ = ? | Kev nug |
| Rov qab los | AT + FREQ = 4400 |
7.4, Teeb tus nqi Lora
| Serial chaw nres nkoj | Hom ntawv | Nco tseg |
| Xa | AT + RATE = 7 | 7(5470bps) /8(3125bps) /9(1760bps)optional Default: 7 |
|
Rov qab los |
AT + RATE = OK | Yog rov qab |
| AT + RATE = ERR | Rov qab yuam kev | |
| Xa | AT + RATE = ? | Kev nug |
| Rov qab los | AT + RATE = 7 |
7.5, ib Teem hom kev ua haujlwm
| Serial chaw nres nkoj | Hom ntawv | Nco tseg |
| Xa | AT + KEV UA HAUJ LWM = 1 | Tom qab xa cov ntaub ntawv nyob rau hauv dormant hom |
|
Rov qab los |
AT + KEV UA HAUJ LWM = 2 | Tshaj tawm cov ntaub ntawv qeeb dormancy hom |
| AT + KEV UA HAUJ LWM = 3 | Tsis muaj hom dormant (default) | |
| Xa | AT+WORKMODE = OK | Yog rov qab |
| Rov qab los | AT+WORKMODE=ERR | Rov qab yuam kev |
| Xa | AT+WORKMODE=? | Kev nug |
| Rov qab los | AT + KEV UA HAUJ LWM = 1 |
7.6, ib Teem lub Lora pob ntawv ntev
| Serial chaw nres nkoj | Hom ntawv | Nco tseg |
| Xa | AT + LORALENTH = 240 | Teeb cov ntaub ntawv Lora rau ib pob ntawv (32 ~ 240) |
|
Rov qab los |
AT + LORALENTH = OK | Yog rov qab |
| AT + LORALENTH = ERR | Rov qab yuam kev | |
| Xa | AT+WORKMODE=? | Kev nug |
| Rov qab los | AT + KEV UA HAUJ LWM = 240 |
7.7, ib Teeb tsa tus yuam sij
Tsau 16 bytes thiab 16 tus lej lej (16 cim) nrog tus yuam sij encryption los daws cov ntaub ntawv kom raug.Kev nug tsis txaus siab.
| Serial chaw nres nkoj | Hom ntawv | Nco tseg |
| Xa | AT+DATAKEY=Qqert,91234567890 | Txhawb nqa tus lej, lus Askiv, thiab cov cim lus Askiv. Default: Txhua yam 0 |
|
Rov qab los |
AT + DATAKEY = OK | Yog rov qab |
| AT + DATAKEY = ERR | Rov qab yuam kev | |
| Xa | AT + DATAKEY = ? | Kev nug |
| Rov qab los | AT + DATAKEY = ERR |
7.8, ib Txuag cov tsis tau teev saum toj no
Nco tseg: Ua raws li cov lus txib no kom txuag tau cov txheej txheem AT cov lus qhia yav dhau los.
| Serial chaw nres nkoj | Hom ntawv | Nco tseg |
| Xa | AT+SAVE | Txuag cov txheej txheem AT cov lus qhia saum toj no |
| Rov qab los | AT+SAVE = OK |
7.9, ib tshem tawm cov teeb tsa saum toj no- - rov pib dua yuav siv tau
Nco tseg: rov ua lub neej ntawd tsuas yog qhov teeb tsa saum toj no AT cov lus qhia tsis.
| Serial chaw nres nkoj | Hom ntawv | Nco tseg |
| Xa | AT+KEV | Tshem tawm cov txheej txheem AT cov lus qhia saum toj no kom rov qab tau cov nqi qub |
| Rov qab los | AT+RESTORE = OK |
7.10, ib Tawm ntawm AT kev qhia hom
Nco tseg: Cov kauj ruam no qhia tau hais tias qhov kev teeb tsa tiav lawm thiab lub module tau txais cov lus qhia rau hauv hom kev sib kis. Kev teeb tsa tsis tiav ib nrab, thiab qhov kev teeb tsa yav dhau los kuj ua tiav.
| Serial chaw nres nkoj | Hom ntawv | Nco tseg |
| Xa | AT + EXAT | Tawm ntawm qhov kev qhia hom |
| Rov qab los | AT + EXAT = OK |
Nco tseg: Cov kev teeb tsa tsis tau teeb tsa los ntawm AT cov lus qhia yuav tsis tau txais kev cawmdim, qhov kev teeb tsa tsis tau tom qab lub hwj chim dua yuav rov qab ua lub neej ntawd, uas yuav tsum tau txais kev cawmdim los ntawm AT + SAVE.
Restores lub neej ntawd chaw nres nkoj tus nqi 38400 thiab tsis tau kuaj
GPIO37 tus pin tuav qis qis dua 2S tuaj yeem rov qab tau qhov chaw nres nkoj tsis zoo thiab rov qab mus rau AT + BAUD = 38400,0 + kab rov qab.
Thov ua tib zoo saib tias cov kev hloov pauv lossis kev hloov kho uas tsis tau pom zoo los ntawm pawg neeg saib xyuas kev ua raws cai tuaj yeem ua rau tus neeg siv txoj cai ua haujlwm ntawm cov khoom siv.
Cov cuab yeej no ua raws li Tshooj 15 ntawm FCC Cov Cai. Kev khiav hauj lwm yog ua raws li ob qho xwm txheej hauv qab no: (1) cov cuab yeej no yuav tsis ua rau muaj kev cuam tshuam tsis zoo, thiab (2) cov cuab yeej no yuav tsum lees txais ib qho kev cuam tshuam uas tau txais, suav nrog kev cuam tshuam uas yuav ua rau kev ua haujlwm tsis zoo.
Lub module yog txwv rau OEM installation nkaus xwb Lub OEM integrator yog lub luag hauj lwm los xyuas kom meej tias tus kawg-neeg siv tsis muaj phau ntawv qhia kom tshem tawm los yog nruab-module.
Thaum tus naj npawb FCC tsis pom thaum lub module tau teeb tsa hauv lwm lub cuab yeej, tom qab ntawd sab nraud ntawm lub cuab yeej rau hauv uas lub module tau teeb tsa yuav tsum tau tso saib daim ntawv lo hais txog lub kaw lus. Daim ntawv lo sab nrauv no tuaj yeem siv cov lus xws li cov hauv qab no: "muaj FCC ID: 2AZ6I-ML601" thiab cov ntaub ntawv yuav tsum muaj nyob rau hauv cov khoom siv phau ntawv siv.
Cov ntaub ntawv / Cov ntaub ntawv
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