C8051F581-IMR Silicon Labs, C8051F581-IMR Datasheet - Page 5

• Manufacturer Part Number: C8051F581-IMR
• Description: 8-bit Microcontrollers - MCU 50MIPS 128kB 8kB SPI
• Manufacturer: Silicon Labs

Specifications of C8051F581-IMR

• Rohs: yes
• Core: 8051
• Processor Series: C8051
• Data Bus Width: 8 bit

19. Oscillators and Clock Selection ......................................................................... 174
20. Port Input/Output ................................................................................................. 186
21. Local Interconnect Network (LIN0)..................................................................... 212
18.5. Memory Mode Selection................................................................................ 164
18.6. Timing .......................................................................................................... 165
19.1. System Clock Selection................................................................................. 174
19.2. Programmable Internal Oscillator .................................................................. 176
19.3. Clock Multiplier .............................................................................................. 179
19.4. External Oscillator Drive Circuit..................................................................... 181
20.1. Port I/O Modes of Operation.......................................................................... 188
20.2. Assigning Port I/O Pins to Analog and Digital Functions............................... 189
20.3. Priority Crossbar Decoder ............................................................................. 190
20.4. Port I/O Initialization ...................................................................................... 193
20.5. Port Match ..................................................................................................... 198
20.6. Special Function Registers for Accessing and Configuring Port I/O ............. 202
21.1. Software Interface with the LIN Controller..................................................... 213
21.2. LIN Interface Setup and Operation................................................................ 213
21.3. LIN Master Mode Operation .......................................................................... 216
18.4.2. Non-multiplexed Configuration.............................................................. 163
18.5.1. Internal XRAM Only .............................................................................. 164
18.5.2. Split Mode without Bank Select............................................................. 164
18.5.3. Split Mode with Bank Select.................................................................. 165
18.5.4. External Only......................................................................................... 165
18.6.1. Non-Multiplexed Mode .......................................................................... 167
18.6.2. Multiplexed Mode .................................................................................. 170
19.2.1. Internal Oscillator Suspend Mode ......................................................... 176
19.4.1. External Crystal Example...................................................................... 183
19.4.2. External RC Example............................................................................ 184
19.4.3. External Capacitor Example.................................................................. 184
20.1.1. Port Pins Configured for Analog I/O...................................................... 188
20.1.2. Port Pins Configured For Digital I/O...................................................... 188
20.1.3. Interfacing Port I/O in a Multi-Voltage System ...................................... 189
20.2.1. Assigning Port I/O Pins to Analog Functions ........................................ 189
20.2.2. Assigning Port I/O Pins to Digital Functions.......................................... 189
20.2.3. Assigning Port I/O Pins to External Digital Event Capture Functions ... 190
21.2.1. Mode Definition ..................................................................................... 213
21.2.2. Baud Rate Options: Manual or Autobaud ............................................. 213
21.2.3. Baud Rate Calculations: Manual Mode................................................. 213
21.2.4. Baud Rate Calculations—Automatic Mode ........................................... 215
18.6.1.1. 16-bit MOVX: EMI0CF[4:2] = 101, 110, or 111............................. 167
18.6.1.2. 8-bit MOVX without Bank Select: EMI0CF[4:2] = 101 or 111 ....... 168
18.6.1.3. 8-bit MOVX with Bank Select: EMI0CF[4:2] = 110 ....................... 169
18.6.2.1. 16-bit MOVX: EMI0CF[4:2] = 001, 010, or 011............................. 170
18.6.2.2. 8-bit MOVX without Bank Select: EMI0CF[4:2] = 001 or 011 ....... 171
18.6.2.3. 8-bit MOVX with Bank Select: EMI0CF[4:2] = 010 ....................... 172
Rev. 1.2
C8051F58x/F59x
5