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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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LP5569ARTWR датащи(PDF) 45 Page - Texas Instruments |
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LP5569ARTWR датащи(HTML) 45 Page - Texas Instruments |
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45 / 93 page  45 LP5569 www.ti.com SNVSAP8A – JULY 2017 – REVISED SEPTEMBER 2017 Product Folder Links: LP5569 Submit Documentation Feedback Copyright © 2017, Texas Instruments Incorporated Figure 34. LED4_CONTROL Register 7 6 5 4 3 2 1 0 mf_mapping4 led4_ratio_en exp_en4 external_power 4 RESERVED R/W-0h R/W-0h R/W-0h R/W-0h R/W-0h Table 23. LED4_CONTROL Register Field Descriptions Bit Field Type Reset Description 7–5 mf_mapping4 R/W 0h Master fader mapping select: 0h = No master fading (default) 1h = Master fader1 2h = Master fader2 3h = Master fader3 4h = No master fading 5h = PWM input master fading 6h = No master fading 7h = No master fading 4 led4_ratio_en R/W 0h 0 = Disables ratiometric dimming (default) 1 = Enables ratiometric dimming When ratiometric dimming is enabled, the emitted color of an RGB LED remains the same regardless of the initial magnitude of the LED output. 3 exp_en4 R/W 0h 0 = linear adjustment (default) 1 = exponential adjustment This bit is effective for both the program execution engine control and direct PWM control. 2 external_power4 R/W 0h 0 = LED is powered by charge pump (default) 1 = LED is powered by external power source 1–0 RESERVED R/W 0h 8.6.1.9 LED5_CONTROL Register (Address = Ch) [reset = 0h] LED5_CONTROL is shown in Figure 35 and described in Table 24. Return to Summary Table. LED5 Control Register Figure 35. LED5_CONTROL Register 7 6 5 4 3 2 1 0 mf_mapping5 led5_ratio_en exp_en5 external_power 5 RESERVED R/W-0h R/W-0h R/W-0h R/W-0h R/W-0h Table 24. LED5_CONTROL Register Field Descriptions Bit Field Type Reset Description 7–5 mf_mapping5 R/W 0h Master fader mapping select: 0h = No master fading (default) 1h = Master fader1 2h = Master fader2 3h = Master fader3 4h = No master fading 5h = PWM input master fading 6h = No master fading 7h = No master fading 4 led5_ratio_en R/W 0h 0 = Disables ratiometric dimming (default) 1 = Enables ratiometric dimming When ratiometric dimming is enabled, the emitted color of an RGB LED remains the same regardless of the initial magnitude of the LED output. |
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