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TMS320F28044 Datasheet(PDF) 4 Page - Texas Instruments |
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TMS320F28044 Datasheet(HTML) 4 Page - Texas Instruments |
4 / 107 page www.ti.com TMS320F28044 Digital Signal Processor SPRS357B – AUGUST 2006 – REVISED MAY 2007 List of Figures 2-1 100-Pin PZ LQFP (Top View) ................................................................................................... 12 2-2 100-Ball GGM and ZGM MicroStar BGA™ (Bottom View) .................................................................. 13 3-1 Functional Block Diagram ........................................................................................................ 20 3-2 F28044 Memory Map ............................................................................................................. 21 3-3 External and PIE Interrupt Sources ............................................................................................. 31 3-4 Multiplexing of Interrupts Using the PIE Block ................................................................................ 32 3-5 Clock and Reset Domains ....................................................................................................... 34 3-6 OSC and PLL Block Diagram ................................................................................................... 36 3-7 Using a 3.3-V External Oscillator ............................................................................................... 36 3-8 Using a 1.8-V External Oscillator ............................................................................................... 36 3-9 Using the Internal Oscillator ..................................................................................................... 36 3-10 Watchdog Module ................................................................................................................. 39 4-1 CPU-Timers ........................................................................................................................ 41 4-2 CPU-Timer Interrupt Signals and Output Signal .............................................................................. 42 4-3 Multiple PWM Modules ........................................................................................................... 43 4-4 ePWM Sub-Modules Showing Critical Internal Signal Interconnections ................................................... 48 4-5 Block Diagram of the ADC Module ............................................................................................. 50 4-6 ADC Pin Connections With Internal Reference ............................................................................... 51 4-7 ADC Pin Connections With External Reference .............................................................................. 52 4-8 Serial Communications Interface (SCI) Module Block Diagram ............................................................ 56 4-9 SPI Module Block Diagram (Slave Mode) ..................................................................................... 59 4-10 I2C Peripheral Module Interfaces ............................................................................................... 61 4-11 GPIO MUX Block Diagram ....................................................................................................... 62 4-12 Qualification Using Sampling Window .......................................................................................... 65 5-1 Example of TMS320x280x Device Nomenclature ............................................................................ 67 6-1 Emulator Connection Without Signal Buffering for the DSP ................................................................. 75 6-2 3.3-V Test Load Circuit ........................................................................................................... 77 6-3 Clock Timing ....................................................................................................................... 79 6-4 Power-on Reset ................................................................................................................... 80 6-5 Warm Reset ........................................................................................................................ 81 6-6 Example of Effect of Writing Into PLLCR Register ........................................................................... 82 6-7 General-Purpose Output Timing ................................................................................................ 82 6-8 Sampling Mode .................................................................................................................... 83 6-9 General-Purpose Input Timing .................................................................................................. 84 6-10 IDLE Entry and Exit Timing ...................................................................................................... 85 6-11 STANDBY Entry and Exit Timing Diagram .................................................................................... 86 6-12 HALT Wake-Up Using GPIOn ................................................................................................... 87 6-13 PWM Hi-Z Characteristics ....................................................................................................... 88 6-14 ADCSOCAO or ADCSOCBO Timing ........................................................................................... 89 List of Figures 4 Submit Documentation Feedback |
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