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ESP8266 Datasheet(PDF) 36 Page - ESPRESSIF SYSTEMS (SHANGHAI) CO., LTD.

Part # ESP8266
Description  General Purpose Input/Output Interface (GPIO)
PDF  117 Pages
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Manufacturer  ESPRESSIF [ESPRESSIF SYSTEMS (SHANGHAI) CO., LTD.]
Direct Link  https://www.espressif.com/
Logo ESPRESSIF - ESPRESSIF SYSTEMS (SHANGHAI) CO., LTD.

ESP8266 Datasheet(HTML) 36 Page - ESPRESSIF SYSTEMS (SHANGHAI) CO., LTD.

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4. SPI Communication User Guide
SpiSpeed
SpiBitOrder
SpiIntSrc
SpiPinCS
4.5.1.2. Structure
SpiSubMode_2
SPI_CPOL 1
SPI_CPHA 0
SpiSubMode_3
SPI_CPOL 1
SPI_CPHA 1
Value
Description
Value
Description
SpiSpeed_0_5MHz
SPI speed at 0.5 MHz
SpiSpeed_1MHz
SPI speed at 1 MHz
SpiSpeed_2MHz
SPI speed at 2 MHz
SpiSpeed_5MHz
SPI speed at 5 MHz
SpiSpeed_8MHz
SPI speed at 8 MHz
SpiSpeed_10MHz
SPI speed at 10 MHz
Value
Description
SpiBitOrder_MSBFirst
MSB first
SpiBitOrder_LSBFirst
LSB first
Value
Description
SpiIntSrc_TransDone
Transmit complete interrupt
SpiIntSrc_WrStaDone
Write status register interrupt
SpiIntSrc_RdStaDone
Read status register interrupt
SpiIntSrc_WrBufDone
Write data register interrupt
SpiIntSrc_RdBufDone
Read data register interrupt
Value
Description
SpiPinCS_0
CS0 pin
SpiPinCS_1
CS1 pin
SpiPinCS_2
CS2 pin
! Note:
For details that require attention, please refer to ESP8266 SDK API Guide.
Espressif
! /!
28 104
2017.05



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