C8051F380 Просмотр технического описания (PDF) - Silicon Laboratories
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C8051F380 Datasheet PDF : 321 Pages
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C8051F380/1/2/3/4/5/6/7/C
18.1.2. Flash Erase Procedure ......................................................................... 135
18.1.3. Flash Write Procedure .......................................................................... 136
18.2. Non-Volatile Data Storage............................................................................. 137
18.3. Security Options ............................................................................................ 137
19. Oscillators and Clock Selection ......................................................................... 142
19.1. System Clock Selection................................................................................. 143
19.2. USB Clock Selection ..................................................................................... 143
19.3. Programmable Internal High-Frequency (H-F) Oscillator .............................. 145
19.3.1. Internal Oscillator Suspend Mode ......................................................... 145
19.4. Clock Multiplier .............................................................................................. 147
19.5. Programmable Internal Low-Frequency (L-F) Oscillator ............................... 148
19.5.1. Calibrating the Internal L-F Oscillator.................................................... 148
19.6. External Oscillator Drive Circuit..................................................................... 149
19.6.1. External Crystal Mode........................................................................... 149
19.6.2. External RC Example............................................................................ 151
19.6.3. External Capacitor Example.................................................................. 151
20. Port Input/Output ................................................................................................. 153
20.1. Priority Crossbar Decoder ............................................................................. 154
20.2. Port I/O Initialization ...................................................................................... 158
20.3. General Purpose Port I/O .............................................................................. 161
21. Universal Serial Bus Controller (USB0) ............................................................. 172
21.1. Endpoint Addressing ..................................................................................... 172
21.2. USB Transceiver ........................................................................................... 173
21.3. USB Register Access .................................................................................... 175
21.4. USB Clock Configuration............................................................................... 179
21.5. FIFO Management ........................................................................................ 181
21.5.1. FIFO Split Mode .................................................................................... 181
21.5.2. FIFO Double Buffering .......................................................................... 182
21.5.1. FIFO Access ......................................................................................... 182
21.6. Function Addressing...................................................................................... 183
21.7. Function Configuration and Control............................................................... 183
21.8. Interrupts ....................................................................................................... 186
21.9. The Serial Interface Engine ........................................................................... 193
21.10. Endpoint0 .................................................................................................... 193
21.10.1. Endpoint0 SETUP Transactions ......................................................... 193
21.10.2. Endpoint0 IN Transactions.................................................................. 193
21.10.3. Endpoint0 OUT Transactions.............................................................. 194
21.11. Configuring Endpoints1-3 ............................................................................ 196
21.12. Controlling Endpoints1-3 IN......................................................................... 197
21.12.1. Endpoints1-3 IN Interrupt or Bulk Mode.............................................. 197
21.12.2. Endpoints1-3 IN Isochronous Mode.................................................... 198
21.13. Controlling Endpoints1-3 OUT..................................................................... 201
21.13.1. Endpoints1-3 OUT Interrupt or Bulk Mode.......................................... 201
21.13.2. Endpoints1-3 OUT Isochronous Mode................................................ 201
22. SMBus0 and SMBus1 (I2C Compatible)............................................................. 205
Rev. 1.4
5
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