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WM8311 Datasheet(PDF) 151 Page - Wolfson Microelectronics plc |
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WM8311 Datasheet(HTML) 151 Page - Wolfson Microelectronics plc |
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151 / 302 page ![]() Pre-Production WM8311 w PP, May 2012, Rev 3.1 151 ADDRESS BIT LABEL DEFAULT DESCRIPTION 3:2 LED2_DUR [1:0] 01 LED2 On time (when LED2_MODE = Continuous Pulsed or Pulsed Sequence) 00 = 1 second 01 = 250ms 10 = 125ms 11 = 62.5ms 1:0 LED2_DUTY_C YC [1:0] 10 LED2 Duty Cycle (On:Off ratio) (when LED2_MODE = Continuous Pulsed or Pulsed Sequence) 00 = 1:1 (50% on) 01 = 1:2:(33.3% on) 10 = 1:3 (25% on) 11 = 1:7 (12.5% on) Table 88 System Status LED Outputs - Manual Mode Control 22.3 LED DRIVER CONNECTIONS The recommended connection for System Status LEDs is illustrated in Figure 35. The LED outputs are referenced to the SYSVDD power domain. A series resistor may be required, depending on the LED characteristics and the SYSVDD voltage. Figure 35 System Status LED Connections |
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