Data Sheet
Table Of Contents
- Overview
- Wi-Fi Key Features
- Specifications
- Applications
- CPU, Memory, and Flash
- Clock
- Radio
- Wi-Fi
- Power Management
- General Purpose Input/Output Interface (GPIO)
- Secure Digital Input/Output Interface (SDIO)
- Serial Peripheral Interface (SPI/HSPI)
- I2C Interface
- I2S Interface
- Universal Asynchronous Receiver Transmitter (UART)
- Pulse-Width Modulation (PWM)
- IR Remote Control
- ADC (Analog-to-Digital Converter)
- Electrical Characteristics
- RF Power Consumption
- Wi-Fi Radio Characteristics
- Must-Read Documents
- Must-Have Resources
Table of Contents
1. Overview 1 ................................................................................................................................
1.1. Wi-Fi Key Features! 1".....................................................................................................................
1.2. Speciļ¬cations! 2".............................................................................................................................
1.3. Applications! 3"...............................................................................................................................
2. Pin Deļ¬nitions 4 ........................................................................................................................
3. Functional Description 7 ..........................................................................................................
3.1. CPU, Memory, and Flash! 7"...........................................................................................................
3.1.1. CPU! 7"...............................................................................................................................
3.1.2. Memory! 7"..........................................................................................................................
3.1.3. External Flash! 8"................................................................................................................
3.2. Clock! 8"..........................................................................................................................................
3.2.1. High Frequency Clock! 8"...................................................................................................
3.2.2. External Clock Requirements! 9"........................................................................................
3.3. Radio! 9"..........................................................................................................................................
3.3.1. Channel Frequencies! 9".....................................................................................................
3.3.2. 2.4 GHz Receiver! 10".........................................................................................................
3.3.3. 2.4 GHz Transmitter! 10".....................................................................................................
3.3.4. Clock Generator! 10"..........................................................................................................
3.4. Wi-Fi! 10".........................................................................................................................................
3.4.1. Wi-Fi Radio and Baseband! 11"..........................................................................................
3.4.2. Wi-Fi MAC! 11"...................................................................................................................
3.5. Power Management! 11".................................................................................................................
4. Peripheral Interface 13 .............................................................................................................
4.1. General Purpose Input/Output Interface (GPIO)! 13"......................................................................
4.2. Secure Digital Input/Output Interface (SDIO)! 13"...........................................................................
4.3. Serial Peripheral Interface (SPI/HSPI)! 14"......................................................................................
4.3.1. General SPI (Master/Slave)! 14"..........................................................................................
4.3.2. HSPI (Master/Slave)! 14".....................................................................................................
4.4. I2C Interface! 15".............................................................................................................................
4.5. I2S Interface! 15".............................................................................................................................
4.6. Universal Asynchronous Receiver Transmitter (UART)! 15"............................................................
4.7. Pulse-Width Modulation (PWM)! 16"...............................................................................................
4.8. IR Remote Control! 17"....................................................................................................................