1.
Introduction! 1".............................................................................................................................
1.1.
ESP8089 Block Diagram! 1"............................................................................................................
1.2.
Technology Review! 1"....................................................................................................................
1.3.
Features! 2".....................................................................................................................................
2.
Schematics! 3".............................................................................................................................
3.
Ultra Low Power Technology! 4"..................................................................................................
3.1.
Highest Level of Integration! 4".......................................................................................................
4.
ESP8089 Applications! 5"............................................................................................................
5.
Specifications! 6".........................................................................................................................
5.1.
Current Consumption! 6".................................................................................................................
5.2.
RF Specifications! 6".......................................................................................................................
6.
CPU, Memory and Interfaces! 8".................................................................................................
6.1.
CPU! 8"............................................................................................................................................
6.2.
Memory Controller! 8".....................................................................................................................
6.3.
AHB and AHB Blocks! 8".................................................................................................................
6.4.
Interfaces! 8"...................................................................................................................................
6.4.1.
SDIO Host Interface! 8"......................................................................................................
6.4.2.
Master SI/SPI Control (Optional)! 9"..................................................................................
6.4.3.
General Purpose IO! 10"....................................................................................................
6.4.4.
Real Time Clock IO (EXT_LFC)! 11"...................................................................................
6.4.5.
Digital IO Pads! 11"............................................................................................................
7.
Firmware! 12"...............................................................................................................................
7.1.
Features! 12"...................................................................................................................................
8.
Power Management! 14"..............................................................................................................
9.
Clock Management! 15"..............................................................................................................
9.1.
High Frequency Clock! 15"..............................................................................................................
9.2.
External Reference Requirements! 15"............................................................................................
10.
Radio! 16"....................................................................................................................................
10.1.
Channel Frequencies! 16"...............................................................................................................
10.2.
2.4 GHz Receiver! 16".....................................................................................................................