X-C13SG X-C13SG_REV1.6_Operation Guide Shanghai RaymonIoT Technology Co., Ltd. ProductName X-C13SG_REV1.6_Operation Guide Doc NumberofPages 60 ProduceVersion V1.6 Date 2022/6/21 X-C13SG Operation Guide V1.6 Shanghai RaymonIoT Technology Co., Ltd. www.raymoniot.com © 2022 Shanghai RaymonIoT Technology Co., Ltd.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide INTEGRATION INSTRUCTIONS FCC Rules The X-C13SG is an Wi-Fi 2.4G/BLE Module with digitally modulated systems using an DSSS and OFDM modulation. It operates on the 2412-2462 MHz band and 2402-2480MHz, therefore, is within U.S. FCC part 15.247 standard. Modular installation instruction 1, X-C13SG Integrates high-speed GPIO and peripheral interface. Please pay attention to the installation direction (pin direction).
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide LABEL OF THE END PRODUCT The final end product must be labeled in a visible area with the following： Host must Contains FCC ID: 2A8LU-X-C13SG. If the size of the end product is larger than 12x10cm, then the following FCC part 15.19 statement has to also be available on the label: This device complies with Part 15 of FCC rules.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide If the size of the end product is smaller than 8x10cm, then additional FCC part 15.19 statement is required to be available in the users manual: This device complies with Part 15 of FCC rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference and (2) this device must accept any interference received, including interference that may cause undesired operation.
X-C13SG X-C13SG_REV1.6_Operation Guide Shanghai RaymonIoT Technology Co., Ltd. CATALOG CATALOG .................................................................................................................................................. 5 HISTORY ................................................................................................................................................... 9 1. AT COMMAND...............................................................................................
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide 1.3.3.33. AT+WSLK .............................................................................................................................. 22 1.3.3.34. AT+WSLQ .............................................................................................................................. 22 1.3.3.35. AT+WSLKO ....................................................................................................................
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide 1.3.3.77. AT+WEBUSER ........................................................................................................................ 37 1.3.3.78. AT+NTPRF ............................................................................................................................. 37 1.3.3.79. AT+NTPEN........................................................................................................................
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide 8. CONTACT US ....................................................................................................................................... 63 ................................................................................................................................................ 63 © 2022 Shanghai RaymonIoT Technology Co., Ltd.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide HISTORY V 1.0 08-04-2021 Pre-Version V 1.1 V 1.2 09-29-2021 10-11-2021 V 1.3 10-28--2021 V 1.4 01-02--2022 V 1.5 01-28--2022 V 1.6 06-14--2022 Add Event nofitication Update SOCKBDIS, SOCKBTO, SOCKBLK, UARTTM, UARTBUF Command Update Firmware upgrade guide Delete onelink config mode, debug UART baudrate changed to 115200, Add AP+STA mode; Update BLENAME command, add module PIN description.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide 1. AT COMMAND XM-AT is RaymonIoT developed firmware for mass production in IOT application, aim to easy integrated into customer’s products and cut down the R&D cost. It finishes the job of throughput data transfer between UART and network. XM-AT command can easily finish data sending and receiving via Wi-Fi or BLE. Parameter setting can also be done.
X-C13SG X-C13SG_REV1.6_Operation Guide Shanghai RaymonIoT Technology Co., Ltd. Throughput Mode---->AT Command Mode Direction UART Data —> +++ Notes Send “+++” to module RXD PIN. Note: +++ is three bytes, \r\n(0x0d 0x0a) is not allowed. <— a Module TXD output 1 byte “a” to acknowledge —> a Send “a” to module RXD PIN. Note: a is one byte and should be input within 3 seconds after modules reponse with “a” <— +ok Enter AT Command Mode, AT Command is allowed to be used.
X-C13SG X-C13SG_REV1.6_Operation Guide Shanghai RaymonIoT Technology Co., Ltd.
X-C13SG X-C13SG_REV1.6_Operation Guide Shanghai RaymonIoT Technology Co., Ltd. 1.3.2. -4 Invalid Parameter -5 Operation Not Permitted AT Command Special Character AT Commands format have special meaning for “,=?” and “\r\n”, if parameters use these characters, need to do format transform. Transform rules is using 【\\ + character Hex format】, see following example ,：0x2C = ：0x3D ? ：0x3F AT+WSSSID=DDDDD\\2C\\3D\\3FSSSS, the response will show the exact character. 1.3.3.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide 1.3.3.2. AT+HELP Function: HELP command. Format: AT+HELP +ok= Parameters: command help: AT Command introduction. 1.3.3.3. AT+VER Function: Query module software version information. Format: AT+VER +ok= Parameters: ver: Module software version information. 1.3.3.4. AT+RST Function: Reset module. Format: AT+RST 1.3.3.5.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide Format: Query Operation: AT+CMDGD +ok= Set Operation: AT+CMDGD= +ok Parameters: data: default is【XM】, close this function when set to【off】, The maximum is 20 chacter length, once has been set, the AT command in transparent transmission mode function is enabled (AT+HELP are not supported). Do restore to factory operation to disable and clear the setting. 1.3.3.8.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide 1.3.3.10. AT+WEL Function: Set/Query boot welcome message Format: Query Operation: AT+WEL +ok= Set Operation: AT+WEL= +ok Parameters: message: Bootup welcome message output, default is product type such as【X-C13SL】, if it is【off】, means this function be closed, max 10 bytes. 1.3.3.11. AT+EVENT Function: Set/Query event notification function.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide Char: WiFi Configuration Password (within 20 characters), default:XM-LOCALUDPFIND. 1.3.3.13. AT+Q Function: Quit AT command and swith to throughput mode. Format: AT+Q +ok 1.3.3.14. AT+MODE Function: Set/Query module data transfer mode. Setting is valid after reset.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide Set Operation: AT+ LOG = +ok< LF>< LF> Parameters: debug_level: UART debug level value, only show these log which debug level same or higher then this setting. 0: Disable debug information output. 1～XX: Output internal UART debug information which is same or higher then this set value.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide flowctrl: CTSRTS NFC: No flow control FC: Flow control(Reserved) 1.3.3.21. AT+UARTBUF Function: Set/Query the maximum Serial Port frame size Format: Query Operation: AT+UARTBUF +ok= Set Operation: AT+UARTBUF= +ok Parameters: size: Serial port maximum frame size, default 【1400】 bytes, range 32~1400 1.3.3.22.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide Format: Query Operation: AT+WMODE +ok= Set Operation: AT+WMODE= +ok Parameters: Mode: Wi-Fi work mode. AP STA AP+STA 1.3.3.25. AT+WSCAN Function: Scan AP, max show 50 item. Format: Query Operation: AT+WSCAN +ok= Parameters: ap_site: AP searched.. ap_ssid: search specific AP SSID 1.3.3.26. AT+CONFIGLINK Function: Config/Query Smart config method.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide AT + APLINK +ok< LF>< LF> Note: Reboot to quit this APLINK config mode. 1.3.3.28. AT+BLELINK Function: Start SmartBLELink function Format: Set Operation: AT + BLELINK +ok< LF>< LF> Note: Reboot to quit BLELINK config mode 1.3.3.29. AT+WMDCH Function: Set Wi-Fi Auto Switch Function. Setting is valid after reset.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide +ok Parameters: ap’s ssid: AP’s SSID (Within 32 character). 1.3.3.32. AT+WSKEY Function: Set/Query STA security parameters. Setting is valid after reset.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide ”Disconnected”, if no WiFi connection. ”AP’s WiFi signal strength” , if WiFi connection available;. 1.3.3.35. AT+WSLKO Function: Query/Set STA WiFi connection order function. Format: Query Operation: AT+WSLKO +ok= Set Operation: AT+WSLKO= +ok Parameters: Order: order scheme.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide 1.3.3.38. AT+WSPS Function: Set/Query power save parameters.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide 1.3.3.41. AT+WAKEY Function: Set/Query AP Wi-Fi secruity parameters. Setting is valid after reset. Format: Query Operation: AT+WAKEY +ok= Set Operation: AT+WAKEY=< auth,encry,key> +ok Parameters: auth: OPEN, WPA2PSK encry: NONE: When “auth=OPEN” available; AES: When “auth=WPA2PSK” available;. key: security code, ASCII code, 8~63 bytes. 1.3.3.42.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide AT+WALKIND +ok= Set Operation: AT+WALKIND= +ok Parameters: status: indication of module AP connection status on: Enable nLink indication function. When STA device connecting to module AP, nLink output Low, otherwise output High. off: Disable nLink indication function. (default mode). 1.3.3.45.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide sta: feedback result Success Timeout Unknown host 1.3.3.48. AT+SOCKA Function: Set/Query SOCKA network protocol parameters. Setting is valid immediately.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide Set Operation: AT+SOCKAIDEN= +ok Parameters: id: Communication channel number, including the following parameters.. A: SOCKA B: SOCKB status: Status values, including the following parameters. on: Enable. off: Close, default【off】.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide 1.3.3.52. AT+SOCKALK Function: Query if SOCKA TCP link already build-up. Format: AT+SOCKALK +ok= Parameters: sta.: if module already setup TCP link on: TCP link setup; off: TCP link not setup; 1.3.3.53. AT+SOCKATO Function: Set/Query SOCKA TCP timeout; Setting is valid after reset.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide setting saved to flash. 1.3.3.55. AT+SOCKASEND Function: Send Data to SOCKA at Command Mode Format: AT+SOCKASEND= +ok Parameters: data_lenth: Lenth of send data. Range: 0~1000 Byte The UART port will wait 3 seconds for input after this command is sent OK. The data received from UART port is sent to SOCKA. If the interval of two bytes is more than 10ms, the data will be sent instantly. 1.3.3.56.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide AT+SOCKADISB +ok= Set Operation: AT+SOCKADISB= +ok Parameters: sta: Response with SOCKB TCP client connection setting status, on, Allow TCP client connection, default value off, Forbidden or break TCP Client connection opt: function code, save to flash or not, option parameter. if not fill in, default is 0..
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide +ok Parameters: data_lenth: Lenth of send data. Range: 0~1000 Byte The UART port will wait 3 seconds for input after this command is sent OK. The data received from UART port is sent to SOCKB. If the interval of two bytes is more than 10ms, the data will be sent instantly. 1.3.3.62.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide 1.3.3.65. AT+NREGDT Function: Set/query communication channel number registration package function Format: Query Operation: AT+NREGDT= +ok= Set Operation: AT+NREGDT= +ok Parameters: id: Communication channel number, including the following parameters.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide AT+HEART= +ok= Set Operation: AT+HEART= +ok Parameters: id: channel number, send heartbeat packets to a specific channel, including the following parameters. A: SOCKA B: SOCKB 1: UART time: Heartbeat interval, default 【0】seconds, stands for disable heartbeat function, range 0~65535, this time is valid after reboot.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide Format: Query Operation: AT+HTPHEAD +ok=< LF>< LF> Set Operation: AT+HTPHEAD= +ok< LF>< LF> Parameters: heade HTTP header, for new line in header use “”. 180 characters maximum 1.3.3.71. AT+MQTOPIC Function: Set/query SOCKA MQTT topic content.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide +ok=< LF>< LF> Set Operation: AT+MQPARAE= +ok< LF>< LF> Parameters: heartbeat: MQTT heartbeat time, default is 60, range 0~300 QoS: MQTT QoS, default is 0, range 0,1,2 1.3.3.74. AT+MQID Function: Set/query SOCKA MQTT login content.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide EN: English 1.3.3.77. AT+WEBUSER Function: Set/ Query webpage user name and password; Setting is valid after reset Format: Query Operation: AT+WEBUSER +ok= Set Operation: AT+WEBUSER = +ok Parameters: username: User Name, within 15 characters, not support empty. password: password, within 15 characters, not support empty. 1.3.3.78.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide +ok=
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide 1.3.3.84. AT+BLESVCUUID Function: Config/Query BLE notification UUID. Format: Query Operation: AT+BLESVCUUID +ok=< LF>< LF> Set Operation: AT+BLESVCUUID= +ok< LF>< LF> Parameters: uuid: BLE notification UUID Default value AT+BLESVCUUID +ok=0000FEE700001000800000805F9B34FB 1.3.3.85. AT+BLENTFUUIDR Function: Config/Query BLE notification Receive UUID.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide Format: Query Operation: AT+BLEINDUUIDR +ok=< LF>< LF> Set Operation: AT+BLEINDUUIDR= +ok< LF>< LF> Parameters: uuid: BLE indication receiveUUID Default value AT+BLEINDUUIDR +ok=0000FED600001000800000805F9B34FB 1.3.3.88. AT+BLEINDUUIDW Function: Config/Query BLE indication Write UUID.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide Format: Query Operation: AT+BLEADP +ok=< LF>< LF> Set Operation: AT+BLEADP= +ok< LF>< LF> Parameters: value: IntervalMin+IntervalMax+Type+Channel, Format: AAAABBBBCD, Default 值 0768128007 IntervalMin: advertising minimum interval, AAAA position decimal value, 0768 x 0.625ms=480ms, IntervalMax: advertising maximum interval, BBBB position decimal value, 1280 x 0.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide ap_site：AP searched.. ret: AP’s WiFi signal strength status: pass,Fail 2. X-C13SX SERIES EVK Connect DATA_UART to PC via USB cable. Install CH340B driver.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide 3. DEBUG AND PROGRAM 3.1. Enablle Debug Log Open SecureCRT(baud rate 115200), refer to previous chapter to enter AT command mode, and input “AT+LOG=1,1” to enable Debug UART to output log, “AT+LOG=0” to close log output. Module Debug UART pin is as following, use USB to TTL board to connect module GND, debud_TX(IO16), UART1_RX(IO7)(Refer to module manual for detailed debug UART Pin).
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide [%h:%m:%s:%t] Any UART print will be auto saved in files. 3.2. Webpage Upgrade l Use module external webpage to upgrade firmware, need manual reboot to run new firmware when webpage show upgrade success. l User Internal webpage to upgrade.”http://192.168.1.254/hide”, this is for upgrade firmware or external webpage. For external webpage customize, please contact us. . 3.3.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide l Open SecureCRT, connect PC COM, baud rate set to 230400,8,1,None. Deselect RTS/CTS; l Press down and hold X-C1x EVK Reload button(IO3), click Reset button(or any other reboot operation), and then press the keyboard space button to enter the serial port bootloader interface.It will show X-C1x-2MB Bootloader UI.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. l X-C13SG_REV1.6_Operation Guide secureCRT tools will show the upgrade process.. © 2022 Shanghai RaymonIoT Technology Co., Ltd.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide 4. TEST CASE 4.1. Throughput Transmission of UART and Wi-Fi Module in AP Mode The test topology is as follows: ► After power-on, the Power light is on, the Ready light is on, and the module is working properly. ► After the computer Wi-Fi searches for the AP hot spot of this device, it connects. ► Open NetAssist, create a TCP client, fill in the module's IP address and TCP information (AP IP: 192.168.1.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. ► X-C13SG_REV1.6_Operation Guide The bi-direction data throughput transmission is shown below. 4.2. Throughput Transmission of UART and Wi-Fi Module in STA Mode The test topology is as follows: © 2022 Shanghai RaymonIoT Technology Co., Ltd.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide First, you need to configure the module to connect to the router. The module supports multiple ways to configure the connection router: l BLELINK BLE config, Support both APP and WeChat. l APLINK AP config. Support both APP and WeChat. l UART AT command ► Refer to the following AT command to config module STA pramters. After “AT+RST” reboot command, it will connect to Router. ► Check router connecting status.
X-C13SG X-C13SG_REV1.6_Operation Guide Shanghai RaymonIoT Technology Co., Ltd. l Webpage Config ► PC Wi-Fi connect to module AP, input 192.168.1.254, and input login information(admin,admin) ► Search the AP information and choose one, fill in the password and click Save button. ► Mode set to STA. and then reboot module 4.3. Double SOCKET Communication X-C13SX support double socket communication. ► AT+SOCKA=TCP,SERVER,8899,192.168.1.254 ► AT+SOCKB=UDP,9999,192.168.2.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide Use AT+SOCKAIDEN, AT+SOCKAID command to distinguish the data packet. 4.4. Multi-TCP Connection for TCP Server Module SOCK A configured as TCP Server, it supports Multi-TCP link connection, and maximum 5 TCP clients permitted to connect it. Multi-TCP link connection will work as following structure: Upstream: All dates from different TCP connection or client will be transmitted to the serial port as a sequence.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide 4.5. MQTT Transmission in STA Mode The configuration module is connected to the router, and the MQTT server, the theme, and the like are configured, MQTT test server: 112.124.43.15, port: 1883. AT+SOCKA=MQTT,1883,112.124.43.15, first set the MQTT server information and then set other topics, etc. The default parameters are as shown below. After the configuration is completed AT+RST or RESET button to reboot module.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. 3. X-C13SG_REV1.6_Operation Guide The tool fills in the corresponding publishing topic (consistent with the subscription topic filled in by the device), and the sent data can be output through the serial port of the device. 4.6. HTTP Transmission in STA Mode The browser accesses http://115.29.164.59:8432/iot?msg=123456788: Fill in the HTTP server parameters as follows ► AT+SOCKA=HTTP,8432,115.29.164.59 ► AT+HTPTP=GET ► AT+HTPURL=/iot,1.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide connection is successful. Then The serial port sends a parameter request, and you can see the data replied by the server 4.7. TCP RAW HTTP PACKET TRANSFER Module support http data transfer, but there is also another more general method via send HTTP raw packet via TCP. 1. Configure HTTP server information. ► 2. 3. AT+SOCKA=TCP,CLIENT,80,HTTP_IP Configure module connecting to router AP and reboot.
X-C13SG X-C13SG_REV1.6_Operation Guide Shanghai RaymonIoT Technology Co., Ltd. configuration AT command is as follows. ► AT+HEART=A,10,%MAC_ // Enable the heartbeat packet function and report the module's actual MAC once every 10 second ► AT+NREGSND=A,link ► AT+NREGEN=A,on // Enable the registration package function ► AT+NREGDT=A,%MAC! //Content is MAC address and “!”.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide 5. MODULE BLE THROUGHPUT 5.1. BLE Data Transfer(IOS) IOS download LightBlue in APP store 【LightBlue】. l Android download BLE Utility or other BLE test APP. l Config module with 【AT+BLE=on】 and reboot, enable BLE throughput function. l Open BLE APP and choose to connect X-C13SL. Click the following FEC7(notification write UUID) or FED5(indication write UUID) to send APP data to module.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide When read packet, click read UUID:FEC8(notification read channel) or UUID:FED6（indication read channel）, enable both notification and indication read channel. The received UART packet will be sent to both FEC8(notification read) and FED6(indication read). So the logs show two packets. Notes: 1．Use AT+BLENAME command to change default BLE throughput name.
X-C13SG X-C13SG_REV1.6_Operation Guide Shanghai RaymonIoT Technology Co., Ltd. 6.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide 7. MODULE HARDWARE REFERENCE Module EVK is as follwing. l Link- (Optional, usually for debug) Module Wi-Fi, mass upgrade and config status indication. Signal Output. When module connects to AP (AP associated), this pin will output “0”. This signal used to judge if module already at WiFi connection status. Thers is pull-up resister internal and no external pull-up required.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide 7.1. UART TTL Voltage Transform 7.2. Transsistor Transform (Recommend) If the RX pin of the user equipment considers 3.3V to be high, it can be directly connected. No need of the Transform circuit. 7.3. Resistor Divider (Low Cost Solution) If the RX pin of the user equipment considers 3.3V to be high, R1, R3, and D2 can be removed. 7.4.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.6_Operation Guide 7.5. Power Supply Design 7.5.1. LDO (Recommand) 5VDC to 3.3VDC 7.6. DC-DC Input: 5~18VDC Output: 3.3VDC © 2022 Shanghai RaymonIoT Technology Co., Ltd.
X-C13SG Shanghai RaymonIoT Technology Co., Ltd. © 2022 Shanghai RaymonIoT Technology Co., Ltd. X-C13SG_REV1.
X-C13SG X-C13SG_REV1.6_Operation Guide Shanghai RaymonIoT Technology Co., Ltd. 8. CONTACT US Address: Room 204, Building F, Hongqiao Lvgu, No.719, Shengui Road, Minhang District, Shanghai Website: https://www.raymoniot.com E-mail; sales@raymoniot.com This document contains information that is proprietary to Shanghai RaymonIoT Technology Co., Ltd. Any unauthorized use, reproduction or disclosure of this document in whole or in part is strictly prohibite © 2022 Shanghai RaymonIoT Technology Co.
