Ai-Thinker ESP-12S EVB User Manual Download | Manualshive

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ESP-12S User Manual

13

Table9 basic AT commands

AT – Test AT startup

The type of this command is "executed". It's used to test the setup function of your wireless WiFi

module.

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Summary of Contents for ESP-12S EVB

Page 1: ...ESP 12S User Manual REV 1 0 2016 7...

Page 2: ...g Contains FCC ID 2AHMR ESP12S any similar wording that expresses the same meaning may be used This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment This...

Page 3: ...2 2 Pin Mode 8 2 3 Antenna interface 8 3 Package information and OEM installation method 9 3 1 Package information 10 3 2 OEM installation mathod 10 4 Absolute Maximum Ratings 11 4 1Recommended Operat...

Page 4: ...ntained Wi Fi networking solution it can be used to host the application or to offload Wi Fi networking functions from another application processor When ESP8266EX hosts the application it boots up di...

Page 5: ...antenna diversity Wi Fi 2 4 GHz support WPA WPA2 Support STA AP STA AP operation modes Support Smart Link Function for both Android and iOS devices SDIO 2 0 H SPI UART I2C I2S IRDA PWM GPIO STBC 1x1...

Page 6: ...verage value 80mA Operating Temperature Range 40 125 Ambient Temperature Range Normal temperature Package Size 18mm 20mm 3mm External Interface N A Software Parameters Wi Fi mode station softAP SoftAP...

Page 7: ...ESP 12S pin description Pin number Pin name function 1 RST Reset module 2 ADC A d conversion result Input voltage range 0 1V value range 0 1024 3 EN Chip enable pin Active high 4 GPIO16 GPIO16 can be...

Page 8: ...can extend the channels according to their own needs PWM interface can be used to control LED lights buzzers relays electronic machines and so on IR Remote Control IO14 IR_T IO5 IR_R The functionality...

Page 9: ...CK U0CTS Debugging UART1_TXD GPIO2 can be used to print debugging information By default UART0 will output some printed information when the device is powered on and is booting up If this issue exerts...

Page 10: ...h high 2 3 Antenna interface ESP 12S Modules through the IPEX interface to connect to external antenna The antenna must be in line with the 802 11g 802 11b IEEE standard and the antenna parameters are...

Page 11: ...ze of theESP 12S WiFi module is 16mm 17mm 3mm as is illustrated in Figure 4 below Figure 3 Top View of ESP 07s WiFi Module Figure 4 Dimensions of ESP 12S WiFi Module Table 5 Dimensions of ESP 12S WiFi...

Page 12: ...information in the Layout on the main board for OEM factory Please pay more attention Module s direction and the antenna close to the edge of board is better the Components and layout should not be o...

Page 13: ...1Recommended Operating Conditions Table 7 Recommended Operating Conditions Operating Condition Symbol Min Typ Max Unit Operating Temperature 40 20 125 Supply voltage VDD 3 0 3 3 3 6 V 4 2 AT commend T...

Page 14: ...f AT commands Notes 1 Not all AT Command has four commands 2 default value not required or may not appear 3 String values require double quotation marks for example AT CWSAP ESP756290 21030826 1 4 4 B...

Page 15: ...ESP 12S User Manual 13 Table9 basic AT commands AT Test AT startup The type of this command is executed It s used to test the setup function of your wireless WiFi module...

Page 16: ...ommand is used to check the version of AT commands and SDK that you are using the type of which is executed AT GSLP Enter deep sleep mode This command is used to invoke the deep sleep mode of the modu...

Page 17: ...d returns OK in normal cases and ERROR when a parameter other than 0 or 1 was specified AT RESTORE Factory reset This command is used to reset all parameters saved in flash according to appendix resto...

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