SGW2828 LoRa Module AT Poloaiga
Tusi Taiala
Ape 2023 V2.0
SGW2828 LoRa Module AT Poloaiga
Folasaga
O le SGW2828 LoRa Module o se SoM na fa'amaonia muamua e mafai ai ona feso'ota'i LoRa mo masini feavea'i ma e matua maualalo le malosi. Ole fa'akomepiuta, ma'ale'ale SGW2828 Module faigofie ona ausia + 30dBm Tx mana e aunoa ma le mana'omia e tu'ufa'atasia se mana i fafo. amplifier, ma ua fa'atulagaina mo le maketi a Amerika ma le fa'agaioia o taimi ole 915MHz ma fa'avavevave fa'aoso fa'amalosi. O le lagolagoina o le tele o masini ma le ultra-long range sosolo alaleo fesoʻotaʻiga i le va o masini, o le SGW2828 Module e mafai ona tuʻufaʻatasia i le tele o faʻalapotopotoga faʻalauiloa taʻutaʻua e faafaigofie ai le fausiaina o masini atamai vave i le tau sili ona lelei. 
O loʻo faʻamatalaina e lenei tusi faʻaoga le seti AT poloaiga e lagolagoina e le SGW2828 LoRa Module.
UART Interface
O le SGW2828 Module e mafai ona faʻafesoʻotaʻi e ala i lona uafu UART:
| Fua Faatatau o Baud | 4,800 (valea), 9,600, 115,200 |
| Fa'amatalaga Bits | 8 |
| Taofi le Pipi | 1 |
| Paleni Iti | Leai |
| Fa'atonuga Pulea o le tafe | Fa'aletonu |
AT Poloaiga
O lo'o lisiina i totonu o lenei pepa o tulafono AT e lagolagoina e le SGW2828 LoRa Module ile version V0.0.26
a. Seti Poloaiga
|
Lisi Poloaiga |
AT Poloaiga |
Taunuuga |
| Maua le Lisi Poloaiga | AT? | Maua se lisi o poloaiga AT uma e maua |
| Fesoasoani Poloaiga | AT+ ? | Maua fa'amatalaga fesoasoani fesoasoani |
| Faitau Poloaiga | AT+ =? | Faitau le poloaiga |
| Tusi Poloaiga | AT+ =<…> | Tusi le poloaiga |
| Poloaiga Fa'atau | AT+ | Fa'atonuga o le fa'atinoina |
Fa'amatalaga:
- O fa'atonuga uma e le fa'atatau i mata'itusi. O poloaiga uma e faaiu i le \r. O fa'afo'i uma e fa'ai'u i le \r\n.
- E leai ni avanoa e tatau ona fa'aopoopo pe a lafo atu fa'atonuga. Afai e i ai se mea sese, o le a iʻu i AT_ PARAM_ ERROR. Afai o se poloaiga e le iloa, o le a iʻu i AT_ ERROR. O nei mea sese e lua e faʻaoga i poloaiga uma ma o le a le faʻaalia i le lisi o faʻatonuga agai i luma.
e. Poloaiga System
|
Poloaiga System |
Poloaiga |
Tali |
|
| 1 | Maua le firmware version I + VERSION | Fesoasoani Poloaiga I + VERSION? | AT+VERSION: Maua le firmware version OK |
| Poloaiga Fa'atau AT+VERSION=? | SGW2828_EVK_vx.yz Ua lelei | ||
| 2 | Seti le faiga moe AT+MOE Fa'ae'e le faiga moe e fa'aaoga ai le malosi tele. A maeʻa ona ulufale i le moe, e mafai e le talimalo ona auina atu soʻo se tagata e ala i le telefoni faʻasolosolo e fafagu ai le module. O le taimi lava e fafagu ai, o le a faʻaosofia le uiga "fafagu". Afai ei ai se oscillator tioata 32.768KHz ma le galuega o le mu i le RTC, o le module o le a ala i luga na o ia lava pe a uma ona seti le taimi moe. i le poloaiga. |
Fesoasoani Poloaiga AT+MOE? | AT+MOE: Tuu le MCU i le moe lelei |
| Poloaiga Fa'atau AT+ MOE = O fea = taimi moe ma le iunite i sekone. Min 1 i le maualuga 65,535 sekone. |
moe ulufale | ||
| 3 | Toe setiina le MCU I+TOTONU |
Fesoasoani Poloaiga
AT+TOTONU? |
AT+RESET: Fa'asolo le toe setiina ole MCU OK |
| Poloaiga Fa'atau AT+ TOE FA'ATU |
leai | ||
| 4 | Toe fa'afo'i fa'atonuga falegaosimea I + TOE FA'AI Toe fa'afou ma toe uta fa'amatalaga fa'atulagaina RF ile EEPROM. Fa'atonu RF Fa'atonu: · Folasaga: 16 · BW: 250kHz · CR: 1 · SF: 7 · Su'e: 0 · Chan: 0 · SX1276 Tx Malosiaga: 4dB |
Fesoasoani Poloaiga I + TOE FA'AI? |
AT+RELOAD: Toe fa'afo'i fa'atulaga falegaosimea lelei |
| Poloaiga Fa'atau I + TOE FA'ATAU |
Preamble:16,BW:250kHz,CR:1,SF:7,Hop:0,chan:0,Pow:4dB OK | ||
| 5 | Maua le tuatusi MAC o le module AT+MAC Maua le tuatusi MAC o le module (6 paita atoa). |
Fesoasoani Poloaiga AT+MAC? |
AT+MAC: Maua le tau MAC OK |
| Tusi Poloaiga AT+MAC= O fea o lo'o i le fa'atulagaga ASCII. ExampLe: |
OK |
| Auina atu: AT+MAC=112233aabbcc\r Toe fo'i: Ua lelei\r\n |
|||
| Faitau Poloaiga AT+MAC=? | xx xx xx xx xx xx Ua lelei | ||
| 6 | Maua ID ole STM32 AT+MCUMAC Maua STM32 96bit UID. |
Fesoasoani Poloaiga AT+MCUMAC? | AT+MAC: Maua le STM32 UID OK |
| Faitau Poloaiga AT+MCUMAC=? O fea o lo'o i le fa'atulagaga ASCII. Example: Auina atu: AT+MCUMAC=?\r Toe fo'i: 31 39 47 16 33 36 37 30 32 00 19 00 OK |
xx xx xx xx xx xx xx xx xx xx xx xx xx xx Ua lelei | ||
| 7 | Seti le saoasaoa o le UART I+UARTSPEED |
Faitau Poloaiga AT+UARTSPEED=? |
OK |
| Tusi Poloaiga AT+UARTSPEED= O fea: = UART saoasaoa (4800, 9600, 115200) ExampLe: Auina atu: AT+UARTSPEED=11520 Toe fo'i: Ua lelei |
i. LoRaP2P
|
|
Poloaiga System | Poloaiga |
Tali |
| 1 | Fa'amatalaga RF AT+RF_CONFIG Faitau pe seti RF Parameters o le a faʻasaoina ile EEPROM. |
Fesoasoani Poloaiga I+RF_CONFIG? |
AT+RF_CONFIG: Seti pe faitau le RF seti OK |
| Tusi Poloaiga AT+RF_CONFIG=, , , SF>, , , O fea: · = Umi o upu tomua · = Faatelevave fa'atele - 0: 126 Khz, 1: 250 kHz; 2:500 kHz · = Fa'asa'o mea sese 1 – 4 · = Fa'asoa alaleo fa'asalalau 6 – 12 · = Vaitaimi oso fa'alava 0 – 255 · = Ala amata RF – 0-127 (bw 125 KHz), 0 – 76 (bw 250 KHz), 0 – 32 (bw 500 KHz) · = SX1276 RF felauaiga mana -4 ~ 5 dB Fa'amatalaga: · O fa'amatalaga na maua e na'o le UART e lafo atu pe a amata le fa'atonuga |
OK | ||
| Faitau Poloaiga AT+RF_CONFIG=? |
Upu Tomua:xx,BW: kHz, SF: , Hop: , Chan: , Pow: dB Ua lelei | ||
| 3 | Fa'amatalaga maua e RF +RX, , Faitau faʻamatalaga na maua mai le LoRa RF faʻasalalauga. |
Fa'amaumauga Fa'amaumauga +RX, , O fea: · = Umi o fa'amaumauga, 1 – 253 · = Fa'amatalaga maua i le fa'asologa o le hexadecimal Fa'amatalaga: · A maeʻa le taʻamilosaga eletise poʻo le toe setiina, e mafai ona lafoina faʻamatalaga LoRa pe a amata le poloaiga AT+RF_CONFIG. · Ia mautinoa o lo'o tutusa uma fa'atonuga RF e le tagata e auina atu ma le telefoni pe a amata le poloaiga AT+RF_CONFIG (Preamble, BW, CodeRate, SF, HopPeriod, Channel and Power). |
leai |
| 4 | Faitau le malosi o le faailo RF AT+RF_RSSI Faitau mulimuli na maua fa'amaumauga umi ma le malosi fa'ailoga RF mai masini feavea'i. |
Fesoasoani Poloaiga AT+RF_RSSI? |
AT+RF_RSSI: Maua fa'amatalaga mulimuli na maua Len ma RSSI OK |
| Faitau Poloaiga AT+RF_RSSI=? |
Leni: xx, RSSI xx dB Ua lelei | ||
| 5 | Taofi le lafoina o faʻamatalaga RF AT+RF_STOP Taofi le fa'asalalauga fa'aauau RF. RF modules e ulu atu i le tulaga talia. |
Fesoasoani Poloaiga I+RF_STOP? |
AT+RF_STOP: Taofi le lafoina o faʻamatalaga RF OK |
| Poloaiga Fa'atau AT+RF_STOP |
OK | ||
| 6 | Su'ega fa'asolosolo tasi AT_TXTONE Fa'ata'ita'i le taimi tonu ma fua le fa'avevesi ese. |
Fesoasoani Poloaiga I+TXTONE? |
AT+TXTONE: RF Su'ega Leo OK |
o. Pulea Peripheral Module
|
Poloaiga System |
Poloaiga |
Tali |
|
| 1 | Faitau pe seti GPIO tulaga maualuga ma maualalo AT+GPIO Faitau pe seti tulaga maualuga pe maualalo i luga o pine talafeagai o le module. |
Fesoasoani Poloaiga AT+GPIO? |
AT+GPIO: Faitau pe seti le GPIO maualuga ma maualalo OK |
| Tusi Poloaiga AT+GPIO= , O fea: · = Numera pine module 8, 16, 17, 23 · = Tulaga maualuga ma maualalo o le IO port - 0: tulaga maualalo, 1: maualuga maualuga |
GPIO: H/L Ua lelei | ||
| Faitau Poloaiga AT+GPIO=? |
OK | ||
| 2 | Seti le fua faatatau o fesoʻotaʻiga I2C AT+I2C_CONFIG Auina atu faʻamatalaga e ala ile LoRa RF faʻasalalauga. |
Fesoasoani Poloaiga AT+I2C_CONFIG? |
AT+I2C_CONFIG: Seti le fua faatatau I2C OK |
| Tusi Poloaiga AT+I2C_CONFIG= O fea = fua faatatau I2C – 1: 5k, 2: 10k, 3: 50K, 4: 100K, 5: 400K Example: Seti le I2C 10kHz tau feso'ota'iga Lafo: AT+I2C_config=2 Toe foʻi: Ua lelei |
OK | ||
| Faitau Poloaiga AT+I2C_CONFIG=? |
I2C Auala:xx OK | ||
| 3 | I2C faitau ma tusitusi gaioiga AT+I2C Feso'ota'i ma masini I2C fafo. Aveese jumper J10 pe a faʻaaoga le I2C poloaiga. |
Fesoasoani Poloaiga AT+I2C? |
AT+I2C: seti le addr ma len, ona faitau lea pe tusi OK |
| Tusi Poloaiga AT+I2C= , , Mulimuli ane O fea: · = 7bit I2C hardware tuatusi · = Tulaga manatua fafo - Null: Null tuatusi manatua, xx: 1Byte tuatusi manatua, xxxx: 2Byte tuatusi manatua · = Umi o fa'amaumauga ile byte e faitau pe tusitusi · = Fa'amatalaga e lafo i le fa'asologa o le hex A maeʻa ona tuʻuina atu le faʻatonuga tusitusi i le module, o le a toe faʻafoʻi e le telefoni faʻailoga le faʻailoga '>', ona auina atu lea o faʻamatalaga i le module e ala i le laina telefoni. O le a toe fa'afo'i e le Module ta'itasi ta'itasi o fa'amaumauga e fa'afeiloa'i i le fa'asologa o le HEX e mafai ona faitau. ExampLe faʻaalia o bytes na lafoina i masini I2C: 1. Faitau faʻamatalaga mai le masini I2C AT+I2C=?18,,2 = Leai se tuatusi manatua, faitau 2 paita mai le 7bit I2C hardware tuatusi 0x18 Tusi faʻamatalaga i le masini I2C AT+I2C=18,12,5 = Tusi 5 bytes i le I2C peripheral ma 7bit I2C hardware tuatusi, 0x18 ma manatua tuatusi 0x12 2. 1234567890 (fa'amatalaga tusia i le hex format) 3. Tusi faʻamatalaga i le masini I2C AT+I2C=18,1234,5 = Tusi 5 bytes i le I2C peripheral ma 7bit I2C hardware tuatusi, 0x18 ma manatua tuatusi 0x1234 1234567890 (faamatalaga tusia i le hex format) Faitau Poloaiga |
OK ·AT_PARAM_ERROR pe a iai se fa'ailoga sese. · ERR masini pe afai ole I2C peripheral e leai se ACK. · Taimi pe afai e leai se faʻamatalaga e lafoina i totonu ole 3 sekone talu ona tuʻuina atu le faʻatonuga tusitusi. Ua lelei |
||
| 4 | Faitau fa'atauga fa'asalalauga AT+ADCx Faitau le tau fa'asalalauga o pine fa'atatau o le module. Mo le adc1, sui le 0 i le 1. ADC0 fa'asino ile PA0/ADC0 pine ile module, ADC1 fa'asino ile PB0/ADC8 pine ile module. Aveese le osooso J9 pe a faʻaaoga ADC1 (PB0/ADC8). |
Fesoasoani Poloaiga AT+ADC0? |
AT+ADC0: Maua le tau AD0 OK |
| Faitau Poloaiga AT+ADC0=? |
AD0: Ua lelei O fea = AD tau, 0 – 4,095 |
||
| 5 | Seti le PWM AT+PWM Seti fa'ailoga PWM i luga ole 8-pin ole module. (PB0) Aveese le jumper J9 pe a faʻaaoga PWM. |
Fesoasoani Poloaiga AT+ PWM? |
AT+PWM Seti le PWM 1K-10K OK |
| Tusi Poloaiga AT+PWM= , O fea: · = PWM masani, 1 – 10 KHz · = PWM taamilosaga tiute, 0 – 100% |
PWM Vaitaimi: xxxx, Pulse: xx OK | ||
| Faitau Poloaiga AT+PWM=? |
PWM Vaitaimi: xxxx, Pulse: xx OK |
Toe Iloiloga Talafaasolopito
|
Toe iloilo |
Fa'aliliuga |
Fa'amatalaga |
| 13-Oke-2020 | 1.0 | Fa'asalalauga muamua o pepa |
| 17-Tes-2020 | 1.1 | AT Command Module Peripheral Control vaega fa'afouina |
| 23-Nov-2021 | 1.2 | Suiga la'ititi la'ititi ma le fa'afouga tali a le AT Command |
| 30-Nov-2021 | 1.3 | AT Poloaiga ADC/I2C/PWM fa'afouga faatonuga |
| 28-Aper-2023 | 2.0 | Firmware ma AT Poloaiga faʻafouina |
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Pepa / Punaoa
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SGWireles SGW2828 LoRa Module AT Poloaiga [pdf] Tusi Taiala SGW2828, SGW2828 LoRa Module AT Poloaiga, LoRa Module AT Poloaiga, Module AT Poloaiga, AT Poloaiga, Poloaiga |