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TMS320F2802PZA Datasheet(PDF) 2 Page - Texas Instruments |
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TMS320F2802PZA Datasheet(HTML) 2 Page - Texas Instruments |
2 / 134 page www.ti.com Contents TMS320F2809, TMS320F2808, TMS320F2806 TMS320F2802, TMS320F2801, UCD9501 TMS320C2802, TMS320C2801 Digital Signal Processors SPRS230G – OCTOBER 2003 – REVISED FEBRUARY 2006 Revision History ........................................................................................................................... 9 1 F280x, C280x, UCD9501 DSPs .............................................................................................. 11 1.1 Features ..................................................................................................................... 11 1.2 Trademarks ................................................................................................................. 12 2 Introduction ....................................................................................................................... 13 2.1 Pin Assignments ............................................................................................................ 15 2.2 Signal Descriptions ......................................................................................................... 19 3 Functional Overview ........................................................................................................... 25 3.1 Memory Map ................................................................................................................ 26 3.2 Brief Descriptions ........................................................................................................... 32 3.2.1 C28x CPU ....................................................................................................... 32 3.2.2 Memory Bus (Harvard Bus Architecture) .................................................................... 32 3.2.3 Peripheral Bus .................................................................................................. 33 3.2.4 Real-Time JTAG and Analysis ................................................................................ 33 3.2.5 Flash .............................................................................................................. 33 3.2.6 ROM ............................................................................................................... 33 3.2.7 M0, M1 SARAMs ............................................................................................... 34 3.2.8 L0, L1, H0 SARAMs ............................................................................................ 34 3.2.9 Boot ROM ........................................................................................................ 34 3.2.10 Security .......................................................................................................... 35 3.2.11 Peripheral Interrupt Expansion (PIE) Block .................................................................. 36 3.2.12 External Interrupts (XINT1, XINT2, XNMI) ................................................................... 36 3.2.13 Oscillator and PLL .............................................................................................. 36 3.2.14 Watchdog ........................................................................................................ 36 3.2.15 Peripheral Clocking ............................................................................................. 36 3.2.16 Low-Power Modes .............................................................................................. 36 3.2.17 Peripheral Frames 0, 1, 2 (PFn) .............................................................................. 37 3.2.18 General-Purpose Input/Output (GPIO) Multiplexer ......................................................... 37 3.2.19 32-Bit CPU-Timers (0, 1, 2) ................................................................................... 37 3.2.20 Control Peripherals ............................................................................................. 37 3.2.21 Serial Port Peripherals ......................................................................................... 38 3.3 Register Map ................................................................................................................ 38 3.4 Device Emulation Registers ............................................................................................... 41 3.5 Interrupts .................................................................................................................... 42 3.5.1 External Interrupts .............................................................................................. 44 3.6 System Control ............................................................................................................. 45 3.6.1 OSC and PLL Block ............................................................................................ 47 3.6.2 Watchdog Block ................................................................................................. 49 3.7 Low-Power Modes Block .................................................................................................. 51 4 Peripherals ........................................................................................................................ 52 4.1 32-Bit CPU-Timers 0/1/2 .................................................................................................. 52 4.2 Enhanced PWM Modules (ePWM1/2/3/4/5/6) .......................................................................... 54 4.3 Hi-Resolution PWM (HRPWM) ........................................................................................... 56 4.4 Enhanced CAP Modules (eCAP1/2/3/4) ................................................................................ 57 4.5 Enhanced QEP Modules (eQEP1/2) ..................................................................................... 59 4.6 Enhanced Analog-to-Digital Converter (ADC) Module ................................................................ 61 4.7 Enhanced Controller Area Network (eCAN) Modules (eCAN-A and eCAN-B) ..................................... 66 4.8 Serial Communications Interface (SCI) Modules (SCI-A, SCI-B) .................................................... 71 4.9 Serial Peripheral Interface (SPI) Modules (SPI-A, SPI-B, SPI-C, SPI-D) ........................................... 74 4.10 Inter-Integrated Circuit (I2C) ............................................................................................... 78 2 Contents |
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