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PIC18F4685-I/SP Datasheet(PDF) 478 Page - Microchip Technology |
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PIC18F4685-I/SP Datasheet(HTML) 478 Page - Microchip Technology |
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478 / 484 page ![]() PIC18F2682/2685/4682/4685 DS39761B-page 476 Preliminary © 2007 Microchip Technology Inc. T T0CON Register PSA Bit ..................................................................... 149 T0CS Bit ................................................................... 148 T0PS2:T0PS0 Bits ................................................... 149 T0SE Bit ................................................................... 148 Table Reads/Table Writes .................................................. 64 TBLRD ............................................................................. 401 TBLWT ............................................................................. 402 Time-out in Various Situations (table) ................................ 45 Timer0 .............................................................................. 147 Associated Registers ............................................... 149 Clock Source Edge Select (T0SE Bit) ...................... 148 Clock Source Select (T0CS Bit) ............................... 148 Operation ................................................................. 148 Overflow Interrupt .................................................... 149 Prescaler. See Prescaler, Timer0. Reads and Writes in 16-Bit Mode ............................ 148 Timer1 .............................................................................. 151 16-Bit Read/Write Mode ........................................... 153 Associated Registers ............................................... 155 Interrupt .................................................................... 154 Operation ................................................................. 152 Oscillator .................................................................. 153 Layout Considerations ..................................... 154 Resetting, Using a Special Event Trigger Output (CCP1) ..................................... 154 Special Event Trigger (ECCP1) ............................... 174 Use as a Real-Time Clock ....................................... 154 Timer2 .............................................................................. 157 Associated Registers ............................................... 158 Interrupt .................................................................... 158 Operation ................................................................. 157 Output ...................................................................... 158 PR2 Register .................................................... 169, 175 TMR2 to PR2 Match Interrupt .................................. 169 Timer3 .............................................................................. 159 16-Bit Read/Write Mode ........................................... 161 Associated Registers ............................................... 161 Operation ................................................................. 160 Oscillator .................................................. 151, 159, 161 Overflow Interrupt .................................................... 161 Special Event Trigger (ECCP1) ............................... 161 TMR3H Register .............................................. 151, 159 TMR3L Register ............................................... 151, 159 Timing Diagrams A/D Conversion ........................................................ 452 Acknowledge Sequence .......................................... 220 Asynchronous Reception ......................................... 239 Asynchronous Transmission .................................... 237 Asynchronous Transmission (Back-to-Back) ................................................. 237 Automatic Baud Rate Calculation ............................ 235 Auto-Wake-up Bit (WUE) During Normal Operation ............................................. 240 Auto-Wake-up Bit (WUE) During Sleep ................... 240 Baud Rate Generator with Clock Arbitration ............ 214 BRG Overflow Sequence ......................................... 235 BRG Reset Due to SDA Arbitration During Start Condition ...................................... 223 Brown-out Reset (BOR) ........................................... 438 Bus Collision During a Repeated Start Condition (Case 1) .................................. 224 Bus Collision During a Repeated Start Condition (Case 2) .................................. 224 Bus Collision During a Start Condition (SCL = 0) ......................................................... 223 Bus Collision During a Start Condition (SDA Only) ...................................................... 222 Bus Collision During a Stop Condition (Case 1) ........................................................... 225 Bus Collision During a Stop Condition (Case 2) ........................................................... 225 Bus Collision for Transmit and Acknowledge ................................................... 221 Capture/Compare/PWM (All CCP Modules) ............ 440 CLKO and I/O .......................................................... 437 Clock Synchronization ............................................. 207 Clock/Instruction Cycle .............................................. 65 EUSART Synchronous Receive (Master/Slave) ................................................. 450 EUSART Synchronous Transmission (Master/Slave) ................................................. 450 Example SPI Master Mode (CKE = 0) ..................... 442 Example SPI Master Mode (CKE = 1) ..................... 443 Example SPI Slave Mode (CKE = 0) ....................... 444 Example SPI Slave Mode (CKE = 1) ....................... 445 External Clock (All Modes Except PLL) ................... 435 Fail-Safe Clock Monitor ........................................... 357 First Start Bit Timing ................................................ 215 Full-Bridge PWM Output .......................................... 179 Half-Bridge PWM Output ......................................... 178 High/Low-Voltage Detect Characteristics ................ 432 High-Voltage Detect (VDIRMAG = 1) ...................... 270 I2C Bus Data ............................................................ 446 I2C Bus Start/Stop Bits ............................................ 446 I2C Master Mode (7 or 10-Bit Transmission) ........... 218 I2C Master Mode (7-Bit Reception) .......................... 219 I2C Slave Mode (10-Bit Reception, SEN = 0) .......... 204 I2C Slave Mode (10-Bit Reception, SEN = 1) .......... 209 I2C Slave Mode (10-Bit Transmission) .................... 205 I2C Slave Mode (7-Bit Reception, SEN = 0) ............ 202 I2C Slave Mode (7-Bit Reception, SEN = 1) ............ 208 I2C Slave Mode (7-Bit Transmission) ...................... 203 I2C Slave Mode General Call Address Sequence (7 or 10-Bit Address Mode) ............ 210 Low-Voltage Detect (VDIRMAG = 0) ....................... 269 Master SSP I2C Bus Data ........................................ 448 Master SSP I2C Bus Start/Stop Bits ........................ 448 Parallel Slave Port (PIC18F4682/4685) ................... 441 Parallel Slave Port (PSP) Read ............................... 145 Parallel Slave Port (PSP) Write ............................... 145 PWM Auto-Shutdown (PRSEN = 0, Auto-Restart Disabled) .................................... 184 PWM Auto-Shutdown (PRSEN = 1, Auto-Restart Enabled) ..................................... 184 PWM Direction Change ........................................... 181 PWM Direction Change at Near 100% Duty Cycle ............................................. 181 PWM Output ............................................................ 169 Repeated Start Condition ........................................ 216 Reset, Watchdog Timer (WDT), Oscillator Start-up Timer (OST) and Power-up Timer (PWRT) ................................................. 438 Send Break Character Sequence ............................ 241 Slave Synchronization ............................................. 193 Slow Rise Time (MCLR Tied to VDD, VDD Rise > TPWRT) ............................................ 47 SPI Mode (Master Mode) ......................................... 192 SPI Mode (Slave Mode with CKE = 0) ..................... 194 |
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