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0a-esp8266ex_datasheet_cn_v1.0

0a-esp8266ex_datasheet_cn_v1.0
0a-esp8266ex_datasheet_cn_v1.0

ESP8266EX

1.0

? 2016

ESP8266EX

1 ESP8266EX

2

3

ESP8266EX CPU

Wi-Fi

4 ESP8266EX

5 ESP8266EX

6 ESP8266EX

2015.12V4.6 3

2016.02V4.7 3.6 4.1

2016.04V4.8 1

.........................................................................................................................................

1. 1

1.1.Wi-Fi 2

.................................................................................................................................

...................................................................................................................................

1.2. 3

1.3. 4

..........................................................................................................................................

.................................................................................................................................

2. 5

3. 7

.................................................................................................................................

....................................................................................................................

3.1.CPU 7

3.1.1.CPU 7

............................................................................................................................

3.1.2. 7

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.....................................................................................................................

3.1.1. 8

.....................................................................................................................

3.2.AHB AHB 8

3.3. 8

..........................................................................................................................................

.....................................................................................................................

3.3.1. 8

......................................................................................................

3.3.2. 9

3.4. 9

..........................................................................................................................................

3.4.1. 9

.....................................................................................................................

........................................................................................................

3.4.2. 2.4 GHz 10

3.4.3. 2.4 GHz 10

........................................................................................................

3.4.4. 10

...............................................................................................................

.......................................................................................................................................

3.5.Wi-Fi 11

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3.6. 11

.............................................................................................................................. 4. 13

4.1. GPIO 13

...............................................................................................

...........................................................................................

4.2. / SDIO 13

4.3. SPI/HSPI 13

....................................................................................................

4.3.1. SPI 14

..........................................................................................

...........................................................................................................

4.3.2.HSPI 14

..................................................................................................................................

4.4.I2C 14

4.5.I2S 15

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4.6. UART 15

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..........................................................................................................

4.7. PWM 16

4.8.IR 16

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4.9.ADC 17

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.......................................................................................................

4.10.LED Light Button 18

............................................................................................................................... 5. 19

5.1. 19

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5.2. 19

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5.3.Wi-Fi 20

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6. 21

I. - 22

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1.

ESP8266EX Wi-Fi

ESP8266EX Wi-Fi

MCU ESP8266EX

ESP8266EX SPI/SDIO I2C/UART Wi-Fi

ESP8266EX balun

PCB

ESP8266EX Tensilica’s L106 32

SRAM ESP8266EX GPIO SDK

ESCP-Espressif Systems’ Smart Connectivity Platform

/

/ /DDR/LVDS/

LCD

1.1.Wi-Fi

? 802.11 b/g/n/e/i

? Wi-Fi Direct (P2P)

?P2P P2P P2P

? Infrastructure BSS Station /P2P Soft AP

? CCMP (CBC-MAC, ), TKIP (MIC, RC4), WAPI (SMS4), WEP (RC4), CRC

?WPA/WPA2 PSK WPS

?802.11 i TSN

? TLS PEAP LEAP SIM AKA

? 802.11n 2.4 GHz

? MIMO 1×1 2×1 STBC A- MPDU A-MSDU 0.4μs

?WMM U-APSD

? 802.11e QoS

?UMA

?802.1h/RFC1042

? DMA Zero Copy CPU

?

? 802.11

? SNR

?MAC

?

? PTA

Wi-Fi

? Wi-Fi/

1.2.

1-1.

Wi-Fi

FCC/CE/TELEC/SRRC

802.11 b/g/n/e/i

2.4 G 2.5 G (2400 M 248

3.5 M)

802.11 b: +20 dBm

802.11 g: +17 dBm

802.11 n: +14 dBm

802.11 b: -91 dbm (11 Mbps)

802.11 g: -75 dbm (54 Mbps)

802.11 n: -72 dbm (MCS7)

PCB , , IPEX ,

CPU Tensilica L106 32

UART/SDIO/SPI/I2C/I2S/IR

GPIO/ADC/PWM

3.0 V 3.6 V

80 mA

-40°C ~ 125°C

-40°C ~ 125°C

5 mm x 5 mm

N/A

Wi-Fi Station/SoftAP/SoftAP+Station

WPA/WPA2

WEP/TKIP/AES

UART Download / OTA

Cloud Server Development / SDK

IPv4 TCP/UDP/HTTP/FTP

AT+ , , Android/iOS APP

1.3.

?

?

? ?Mesh

? ? ?IP

?

? ? ? ID

?

2.

2-1

2-1.

2-1

2-1.

1VDDA P 3.0 V ~ 3.6 V

2LNA I/O 50 Ω

π

3VDD3P3P 3.0 V ~ 3.6 V 4VDD3P3P 3.0 V ~ 3.6 V 5VDD_RTC P NC (1.1 V)

6TOUT I ADC ADC VDD3P3 (Pin3, Pin4) TOUT (Pin6) ( )

7CHIP_PU I

;

8XPD_DCDC I/O GPIO16

9MTMS I/O GPIO14; HSPI_CLK

10MTDI I/O GPIO12; HSPI_MISO

11VDDPST P /IO 1.8V ~ 3.3V

12MTCK I/O GPIO13; HSPI_MOSI; UART0_CTS

13MTDO I/O GPIO15; HSPI_CS; UART0_RTS

14GPIO2I/O UART1_TX GPIO2

15GPIO0I/O GPIO0; SPI_CS2

16GPIO4I/O GPIO4

17VDDPST P /IO 1.8V ~ 3.3V

18SDIO_DATA_2I/O SD_D2 200 Ω PIHD HSPIHD GPIO9 19SDIO_DATA_3I/O SD_D3 200 Ω SPIWP HSPIWP GPIO10 20SDIO_CMD I/O SD_CMD 200 Ω SPI_CS0 GPIO11

21SDIO_CLK I/O SD_CLK 200 Ω SPI_CLK GPIO6

22SDIO_DATA_0I/O SD_D0 200 Ω SPI_MSIO GPIO7

23SDIO_DATA_1I/O SD_D1 200 Ω SPI_MOSI GPIO8

24GPIO5I/O GPIO5

25U0RXD I/O UART Rx GPIO3

26U0TXD I/O UART Tx GPIO1 SPI_CS1

27XTAL_OUT I/O BT

28XTAL_IN I/O

29VDDD P 3.0 V ~ 3.6 V

30VDDA P 3.0 V ~ 3.6 V

31RES12K I 12 kΩ

32EXT_RSTB I

GPIO2 GPIO0 MTDO 3 SDIO

3.

ESP8266EX 3-1

3-1.

3.1.CPU

3.1.1.

CPU

ESP8266EX Tensilica L106 32 MCU 16 RSIC CPU 80 MHz 160 MHz RTOS Wi-Fi 20% MIPS CPU

? RAM/ROM (iBus) ? RAM (dBus) ? AHB

3.1.2.

ESP8266EX ROM SRAM MCU iBus dBus AHB

SDK ESP8266EX Station Heap + Data SRAM 50 kB

R F b a l u n

S w i t c h

RF receive

RF transmit Analog receive

Analog transmit

PLL VCO 1/2PLL

D i g i t a l b a s e b a n d

MAC

Interface PMU Crystal Bias circuits SRAM PMU SDIO I2C PWM

ADC SPI

UART GPIO

I2S

Flash

Registers

CPU

Sequencers

Accelerator

3.1.1.

SPI ESP8266EX 16 MBytes

SPI

? OTA 512 kB

? OTA 1 MB

SPI Standard SPI Dual SPI Quad SPI SPI

3.2.AHB AHB

AHB MAC SDIO CPU AHB

AHB

?APB

?

APB

APB ESP8266EX

APB SI/SPI SDIO GPIO UART

(RTC) MAC

3.3.

3.3.1.

ESP8266EX Tx Rx

26 MHz 52 MHz

Wi-Fi 3-1

3-1.

FXO2652MHz

CL 32pF

CM25pF

RS065Ω

ΔFXO-1515ppm

(-25°C ~ 75°C)ΔFXO,Temp-1515ppm

3.3.2.

26 MHz 52 MHz

3-2

3-2.

VXO0.21Vpp

ΔFXO,EXT-1515ppm

@ 1kHz , 40 MHz -120dBc/Hz

@ 10 kHz , 40 MHz -130dBc/Hz

@ 100 kHz , 40 MHz -138dBc/Hz 3.4.

ESP8266EX

? 2.4 GHz

? 2.4 GHz

?

?

?

?

3.4.1.

IEEE802.11b/g/n

3-3.

(MHz) (MHz)

1241282447

2241792452

32422102457

42427112462

52432122467

62437132472

72442142484

3.4.2. 2.4 GHz

2.4 GHz 2 ADC

ESP8266EX

AGC DC

3.4.3. 2.4 GHz

2.4 GHz 2.4 GHz

CMOS

802.11b +19.5 dBm 802.11n +16 dBm

ESP8266EX

?

?I/Q

?

3.4.4.

2.4 GHz

3.5.Wi-Fi

ESP8266EX TCP/IP 802.11 b/g/n/e/i WLAN MAC Wi-Fi

Direct DCF BSS

Wi-Fi P2P P2P ESP8266EX

?RTS/CTS

?

?

?

? 802.11h/RFC 1042

?

?P2P Wi-Fi direct

P2P

3.6.

ESP8266EX

ESP8266EX

RTC 20 μA

1.0 mA (DTIM = 3) 0.6 mA (DTIM = 10)

3-2.

? CHIP_PU RTC ? RTC RTC

Wi-Fi

? RTC MAC RTC

? PWR PLL

?

CPU WAITI CPU

Work

Off

Deep Sleep

Sleep XTAL Off

Wakeup

CPU On

Tx

Rx

WAKEUP Events

XTAL_SETTLE

CHIP_PU

CHIP_PU

Sleep Criteria

Sleep Criteria

4.

4.1. GPIO

ESP8266EX 17 GPIO

GPIO /

CPU

IO

I2C I2S UART PWM IR

GPIO

IO IO

5 μA

4.2. / SDIO

ESP8266EX 1 SDIO 4-1 4 25 MHz

SDIO v1.1 4 50 MHz SDIO v2.0

4-1. SDIO

SDIO_CLK 21IO6SDIO_CLK

SDIO_DATA022IO7SDIO_DATA0

SDIO_DATA123IO8SDIO_DATA1

SDIO_DATA_218IO9SDIO_DATA_2

SDIO_DATA_319IO10SDIO_DATA_3

SDIO_CMD20IO11SDIO_CMD

4.3. SPI/HSPI

ESP8266EX 1 SPI 1 SDIO/SPI 1

HSPI

4.3.1. SPI

4-2. SPI

IO

SDIO_CLK21IO6SPICLK

SDIO_DATA022IO7SPIQ/MISO

SDIO_DATA123IO8SPID/MOSI

SDIO_DATA_218IO9SPIHD

SDIO_DATA_319IO10SPIWP

U0TXD26IO1SPICS1

GPIO015IO0SPICS2

SPI 80 MHz

4.3.2.HSPI

4-3. HSPI

IO

MTMS9IO14HSPICLK

MTDI 10IO12HSPIQ/MISO

MTCK12IO13HSPID/MOSI

MTDO13IO15HPSICS

4.4.I2C

ESP8266EX 1 I2C I2C

4-4

4-4. I2C

IO

MTMS9IO14I2C_SCL

GPIO214IO2I2C_SDA

ESP8266EX I2C I2C I2C

100 kHz

4.5.I2S

ESP8266EX 1 I2S 1 I2S I2S LED WS2812 I2S 4-5 I2C GPIO DMA

4.6. UART

ESP8266EX UART UART0 UART 4-6

2 UART 115200*40 (4.5 Mbps) UART0 UART1 log

4-5. I2S

I2S

IO

MTDI 10IO12I2SI_DATA MTCK 12IO13I2SI_BCK MTMS 9IO14I2SI_WS MTDO 13IO15I2SO_BCK U0RXD 25IO3I2SO_DATA GPIO2

14

IO2

I2SO_WS

4-6. UART

IO

UART0

U0RXD

25IO3U0RXD U0TXD 26IO1U0TXD MTDO 13IO15U0RTS MTCK

12IO13U0CTS UART1

GPIO214IO2U1TXD SD_D1

23

IO8

U1RXD

UART0

40 MHz 115200 26 MHz

74880 U0TXD U0RXD

U0RTS(MTDO) U0CTS(MTCK)

4.7. PWM

ESP8266EX 4 PWM 4-7

4-7. PWM

IO

MTDI10IO12PWM0

MTDO13IO15PWM1

MTMS9IO14PWM2

GPIO416IO4PWM3

PWM LED PWM

44ns PWM 1000 μs 10000 μs

100Hz 1 kHz PWM 1 kHz 1/22727, 1 kHz

14

4.8.IR

ESP8266EX 1 IR 4-8

4-8. IR

IO

MTMS9IO14IR Tx

GPIO524IO5IR Rx

IR NEC 38 kHz

1/3 1m 2 GPIO

15° 30°

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