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TMS320F2808 Datasheet(PDF) 2 Page - Texas Instruments |
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TMS320F2808 Datasheet(HTML) 2 Page - Texas Instruments |
2 / 140 page Contents TMS320F2809, TMS320F2808, TMS320F2806 TMS320F2802, TMS320F2801 TMS320C2802, TMS320C2801, and TMS320F2801x DSPs SPRS230J – OCTOBER 2003 – REVISED SEPTEMBER 2007 Revision History ........................................................................................................................... 9 1 F280x, F2801x, C280x DSPs ................................................................................................. 11 1.1 Features ..................................................................................................................... 11 1.2 Getting Started .............................................................................................................. 12 2 Introduction ....................................................................................................................... 13 2.1 Pin Assignments ............................................................................................................ 15 2.2 Signal Descriptions ......................................................................................................... 21 3 Functional Overview ........................................................................................................... 27 3.1 Memory Maps ............................................................................................................... 28 3.2 Brief Descriptions ........................................................................................................... 36 3.2.1 C28x CPU ....................................................................................................... 36 3.2.2 Memory Bus (Harvard Bus Architecture) .................................................................... 36 3.2.3 Peripheral Bus .................................................................................................. 36 3.2.4 Real-Time JTAG and Analysis ................................................................................ 36 3.2.5 Flash .............................................................................................................. 37 3.2.6 ROM ............................................................................................................... 37 3.2.7 M0, M1 SARAMs ............................................................................................... 37 3.2.8 L0, L1, H0 SARAMs ............................................................................................ 37 3.2.9 Boot ROM ........................................................................................................ 37 3.2.10 Security .......................................................................................................... 39 3.2.11 Peripheral Interrupt Expansion (PIE) Block .................................................................. 40 3.2.12 External Interrupts (XINT1, XINT2, XNMI) ................................................................... 40 3.2.13 Oscillator and PLL .............................................................................................. 40 3.2.14 Watchdog ........................................................................................................ 40 3.2.15 Peripheral Clocking ............................................................................................. 40 3.2.16 Low-Power Modes .............................................................................................. 40 3.2.17 Peripheral Frames 0, 1, 2 (PFn) .............................................................................. 41 3.2.18 General-Purpose Input/Output (GPIO) Multiplexer ......................................................... 41 3.2.19 32-Bit CPU-Timers (0, 1, 2) ................................................................................... 41 3.2.20 Control Peripherals ............................................................................................. 41 3.2.21 Serial Port Peripherals ......................................................................................... 42 3.3 Register Map ................................................................................................................ 42 3.4 Device Emulation Registers ............................................................................................... 44 3.5 Interrupts .................................................................................................................... 44 3.5.1 External Interrupts .............................................................................................. 47 3.6 System Control ............................................................................................................. 48 3.6.1 OSC and PLL Block ............................................................................................ 49 3.6.2 Watchdog Block ................................................................................................. 52 3.7 Low-Power Modes Block .................................................................................................. 53 4 Peripherals ........................................................................................................................ 54 4.1 32-Bit CPU-Timers 0/1/2 .................................................................................................. 54 4.2 Enhanced PWM Modules (ePWM1/2/3/4/5/6) .......................................................................... 56 4.3 Hi-Resolution PWM (HRPWM) ........................................................................................... 58 4.4 Enhanced CAP Modules (eCAP1/2/3/4) ................................................................................ 58 4.5 Enhanced QEP Modules (eQEP1/2) ..................................................................................... 61 4.6 Enhanced Analog-to-Digital Converter (ADC) Module ................................................................ 63 4.6.1 ADC Connections if the ADC Is Not Used ................................................................... 66 4.6.2 ADC Registers ................................................................................................... 67 4.7 Enhanced Controller Area Network (eCAN) Modules (eCAN-A and eCAN-B) ..................................... 68 4.8 Serial Communications Interface (SCI) Modules (SCI-A, SCI-B) .................................................... 73 Contents 2 Submit Documentation Feedback |
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