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TMS320C6421 Datasheet(PDF) 210 Page - Texas Instruments |
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TMS320C6421 Datasheet(HTML) 210 Page - Texas Instruments |
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210 / 227 page  www.ti.com 6.18 Pulse Width Modulator (PWM) TMS320C6421 Fixed-Point Digital Signal Processor SPRS346B – JANUARY 2007 – REVISED APRIL 2007 The 3 C6421 Pulse Width Modulator (PWM) peripherals support the following features: • Period counter • First-phase duration counter • Repeat count for one-shot operation • Configurable to operate in either one-shot or continuous mode • Buffered period and first-phase duration registers • One-shot operation triggerable by hardware events with programmable edge transitions. (low-to-high or high-to-low). • One-shot operation generates N+1 periods of waveform, N being the repeat count register value • Emulation support The register memory maps for PWM0/1/2 are shown in Table 6-72, Table 6-73, and Table 6-74. Table 6-72. PWM0 Register Memory Map HEX ADDRESS RANGE ACRONYM REGISTER NAME 0x01C2 2000 Reserved 0x01C2 2004 PCR PWM0 Peripheral Control Register 0x01C2 2008 CFG PWM0 Configuration Register 0x01C2 200C START PWM0 Start Register 0x01C2 2010 RPT PWM0 Repeat Count Register 0x01C2 2014 PER PWM0 Period Register 0x01C2 2018 PH1D PWM0 First-Phase Duration Register 0x01C2 201C - 0x01C2 23FF - Reserved Table 6-73. PWM1 Register Memory Map HEX ADDRESS RANGE ACRONYM REGISTER NAME 0x01C2 2400 Reserved 0x01C2 2404 PCR PWM1 Peripheral Control Register 0x01C2 2408 CFG PWM1 Configuration Register 0x01C2 240C START PWM1 Start Register 0x01C2 2410 RPT PWM1 Repeat Count Register 0x01C2 2414 PER PWM1 Period Register 0x01C2 2418 PH1D PWM1 First-Phase Duration Register 0x01C2 241C -0x01C2 27FF - Reserved Table 6-74. PWM2 Register Memory Map HEX ADDRESS RANGE ACRONYM REGISTER NAME 0x01C2 2800 Reserved 0x01C2 2804 PCR PWM2 Peripheral Control Register 0x01C2 2808 CFG PWM2 Configuration Register 0x01C2 280C START PWM2 Start Register 0x01C2 2810 RPT PWM2 Repeat Count Register 0x01C2 2814 PER PWM2 Period Register 0x01C2 2818 PH1D PWM2 First-Phase Duration Register 0x01C2 281C - 0x01C2 2BFF - Reserved Peripheral Information and Electrical Specifications 210 Submit Documentation Feedback |
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