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TMS320F2801ZGMS Datasheet(PDF) 2 Page - Texas Instruments |
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TMS320F2801ZGMS Datasheet(HTML) 2 Page - Texas Instruments |
2 / 123 page www.ti.com Contents TMS320F2808, TMS320F2806 TMS320F2801, UCD9501 Digital Signal Processors SPRS230F – OCTOBER 2003 – REVISED SEPTEMBER 2005 Revision History ........................................................................................................................... 8 1 Features ............................................................................................................................ 11 2 Introduction ....................................................................................................................... 12 2.1 Pin Assignments ............................................................................................................ 13 2.2 Signal Descriptions ......................................................................................................... 16 3 Functional Overview ........................................................................................................... 22 3.1 Memory Map ................................................................................................................ 23 3.2 Brief Descriptions ........................................................................................................... 27 3.2.1 C28x CPU ....................................................................................................... 27 3.2.2 Memory Bus (Harvard Bus Architecture) .................................................................... 28 3.2.3 Peripheral Bus .................................................................................................. 28 3.2.4 Real-Time JTAG and Analysis ................................................................................ 28 3.2.5 Flash .............................................................................................................. 28 3.2.6 M0, M1 SARAMs ............................................................................................... 29 3.2.7 L0, L1, H0 SARAMs ............................................................................................ 29 3.2.8 Boot ROM ........................................................................................................ 29 3.2.9 Security .......................................................................................................... 30 3.2.10 Peripheral Interrupt Expansion (PIE) Block .................................................................. 31 3.2.11 External Interrupts (XINT1, XINT2, XNMI) ................................................................... 31 3.2.12 Oscillator and PLL .............................................................................................. 31 3.2.13 Watchdog ........................................................................................................ 31 3.2.14 Peripheral Clocking ............................................................................................. 31 3.2.15 Low-Power Modes .............................................................................................. 31 3.2.16 Peripheral Frames 0, 1, 2 (PFn) .............................................................................. 32 3.2.17 General-Purpose Input/Output (GPIO) Multiplexer ......................................................... 32 3.2.18 32-Bit CPU-Timers (0, 1, 2) ................................................................................... 32 3.2.19 Control Peripherals ............................................................................................. 32 3.2.20 Serial Port Peripherals ......................................................................................... 33 3.3 Register Map ................................................................................................................ 33 3.4 Device Emulation Registers ............................................................................................... 36 3.5 Interrupts .................................................................................................................... 37 3.5.1 External Interrupts .............................................................................................. 39 3.6 System Control ............................................................................................................. 40 3.6.1 OSC and PLL Block ............................................................................................ 41 3.6.2 Watchdog Block ................................................................................................. 44 3.7 Low-Power Modes Block .................................................................................................. 45 4 Peripherals ........................................................................................................................ 46 4.1 32-Bit CPU-Timers 0/1/2 .................................................................................................. 46 4.2 Enhanced PWM Modules (ePWM1/2/3/4/5/6) .......................................................................... 48 4.3 Hi-Resolution PWM (HRPWM) ........................................................................................... 50 4.4 Enhanced CAP Modules (eCAP1/2/3/4) ................................................................................ 51 4.5 Enhanced QEP Modules (eQEP1/2) ..................................................................................... 53 4.6 Enhanced Analog-to-Digital Converter (ADC) Module ................................................................ 55 4.7 Enhanced Controller Area Network (eCAN) Modules (eCAN-A and eCAN-B) ..................................... 60 4.8 Serial Communications Interface (SCI) Modules (SCI-A, SCI-B) .................................................... 65 4.9 Serial Peripheral Interface (SPI) Modules (SPI-A, SPI-B, SPI-C, SPI-D) ........................................... 68 4.10 Inter-Integrated Circuit (I2C) ............................................................................................... 72 4.11 GPIO MUX .................................................................................................................. 74 5 Device Support .................................................................................................................. 78 5.1 Device and Development Support Tool Nomenclature ................................................................ 78 2 Contents |
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