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Summary of Contents for Ai-Thinker Technology ESP-12K
- Page 1 ESP-12K Specification V1.0 ESP-12K SPECIFICATION Version V1.0 Copyright ©2019 Copyright © 2019 Shenzhen Ai-Thinker Technology Co., Ltd All Rights Reserved...
- Page 2 Shenzhen Anxinke Technology Co., Ltd. does not guarantee that the contents of the manual are completely error-free. And the suggestion does not constitute any express or implied guarantee. Copyright © 2019 Shenzhen Ai-Thinker Technology Co., Ltd All Rights Reserved...
- Page 3 ESP-12K Specification V1.0 Formulation / Revision / Abolition of CV Version Date Formulation / Revision Make Verify V1.0 2020.04.10 First formulated Yiji Xie Copyright © 2019 Shenzhen Ai-Thinker Technology Co., Ltd All Rights Reserved...
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Page 4: Table Of Contents
ESP-12K Specification V1.0 CONTENT 1.PRODUCT DESCRIPTION..........................V 2.ELECTRICAL PARAMETER........................IX 3.DIMENSION..............................XI 4.PIN DEFINITION............................XII 5.SCHEMATIC DIAGRAM..........................XV 6.DESIGN GUIDE............................XVI 7.PACKAGING..............................XIX 8.CONTACT US..............................XIX Copyright © 2019 Shenzhen Ai-Thinker Technology Co., Ltd All Rights Reserved... -
Page 5: Product Description
43 GPIO.It supports the expansion of PSRAM on the periphery of the chip, and the ESP-12K module can be equipped with PSRAM. In addition, it includes a full-speed USB On-The-Go (OTG) interface that can support the use of USB communication. - Page 6 DAC interface, support touch sensor, temperature sensor, pulse counter SMD-42 packaging Integrate Wi-Fi MAC/ BB/RF/PA/LNA Support multiple sleep modes, deep sleep current is less than10uA Serial port speed up to4Mbps opyright © 2019 Shenzhen Ai-Thinker Technology Co., Ltd All Rights Reserved...
- Page 7 Support secondary development, integrated Windows, Linux development environment About PSRAM: ESP-12K supports optional PSRAM, the default 2 kinds of PSRAM configuration, the shield can be distinguished on the silk screen. For details, please refer to the product appearance drawing.
- Page 8 UART/GPIO/ADC/PWM/SPI/I2C/LCD/I2S/Camera/IR/USB/DA Interface IO port qty Serial rate Support 110 ~ 4608000 bps ，default 115200 bps Safety WEP/WPA-PSK/WPA2-PSK SPI Flash Default 32Mbit PSRAM Optional without PSRAM or 8MByte PSRAM VIII opyright © 2019 Shenzhen Ai-Thinker Technology Co., Ltd All Rights Reserved...
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Page 9: Electrical Parameter
In 11b mode，PA output power is Receive sensitivity CCK, 1 Mbps ＜＝-96 CCK, 11 Mbps ＜＝-88 6 Mbps (1/2 BPSK) ＜＝-91 54 Mbps (3/4 64-QAM) ＜＝-74 HT20 (MCS7) ＜＝-71 HT40 (MCS7) ＜＝-68 opyright © 2019 Shenzhen Ai-Thinker Technology Co., Ltd All Rights Reserved... - Page 10 POUT =+15dBm Send 802.11n, MCS7, POUT =+13dBm Receive 802.11b,package length 1024bit, -80dBm Receive 802.11g, package length 1024, -70dBm Receive 802.11n,package length 1024bit, -65dBm Modem-Sleep① Light-Sleep② Deep-Sleep③ μA Power Off μA opyright © 2019 Shenzhen Ai-Thinker Technology Co., Ltd All Rights Reserved...
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Page 11: Dimension
ESP-12K Specification V1.0 3.DIMENSION ESP-12K（00） ESP-12K（08） opyright © 2019 Shenzhen Ai-Thinker Technology Co., Ltd All Rights Reserved... -
Page 12: Pin Definition
ESP-12K Specification V1.0 4.PIN DEFINITION The ESP-12K module has a total of 42 interfaces, such as the pin diagram, the pin function definition table is the interface definition ESP-12K PIN definition diagram List PIN function definition item Function Description ground... - Page 13 RTC_GPIO21, GPIO21 IO26 SPICS1, GPIO26 接地 IO33 SPIIO4, GPIO33, FSPIHD IO34 SPIIO5, GPIO34, FSPICS0 IO35 SPIIO6, GPIO35, FSPID IO36 SPIIO7, GPIO36, FSPICLK IO37 SPIDQS, GPIO37, FSPIQ IO38 GPIO38, FSPIWP XIII opyright © 2019 Shenzhen Ai-Thinker Technology Co., Ltd All Rights Reserved...
- Page 14 System startup mode Download startup Default SPI startup mode mode Pull up IO46 Pull down Irrelevant Note: Some pins have been pulled up internally, please refer to the schematic opyright © 2019 Shenzhen Ai-Thinker Technology Co., Ltd All Rights Reserved...
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Page 15: Schematic Diagram
ESP-12K Specification V1.0 5.SCHEMATIC DIAGRAM opyright © 2019 Shenzhen Ai-Thinker Technology Co., Ltd All Rights Reserved... -
Page 16: Design Guide
(2) In order to meet the performance of the onboard antenna, it is forbidden to place metal parts around the antenna, away from high-frequency devices. opyright © 2019 Shenzhen Ai-Thinker Technology Co., Ltd All Rights Reserved... - Page 17 (4) If the IO port is directly connected to the peripheral interface, or the pin header and other terminals, it is recommended to reserve ESD devices near the terminal of the IO trace. XVII opyright © 2019 Shenzhen Ai-Thinker Technology Co., Ltd All Rights Reserved...
- Page 18 ESP-12K Specification V1.0 Level shift circuit XVIII opyright © 2019 Shenzhen Ai-Thinker Technology Co., Ltd All Rights Reserved...
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Page 19: Packaging
As shown below, the packaging of ESP-12K is taping. .CONTACT US Website：https://www.ai-thinker.com Development DOCS：https://docs.ai-thinker.com Official forum：http://bbs.ai-thinker.com Sample purchase：https://aithinker.onesite.alibaba.com/ Business：sales@aithinker.com Technical support：support@aithinker.com Add：408-410, Block C, Huafeng Smart Innovation Port, Gushu 2nd Road, Xixiang, Baoan District, Shenzhen Tel：0755-29162996 opyright © 2019 Shenzhen Ai-Thinker Technology Co., Ltd All Rights Reserved... - Page 20 Antenna Designation: PCB Antenna Antenna Gain: 3.0dBi ESP-12K is a Wi-Fi module developed by Ensink Technology. The core processor ESP32-S2 of this module is a highly integrated low-power Wi-Fi system-on-chip (SoC) designed for the Internet of Things (IoT) , Mobile devices, wearable electronic devices, smart home and other applications.
- Page 21 2.10 Additional testing, Part 15 Subpart B disclaimer The module without unintentional-radiator digital circuit, so the module does not required an evaluation by FCC Part 15 Subpart B. The host should be evaluated by the FCC Subpart B. ATTENTION This device is intended only for OEM integrators under the following conditions: 1) The antenna must be installed such that 20 cm is maintained between the antenna and users, and 2) This device and its antenna(s) must not be co‐located with any other transmitters except in accordance with FCC multi‐transmitter product procedures.
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