Help¶

Set the pulse amplitude to control the LED1 (red) current. The actual measured LED current for each part can vary significantly due to the trimming methodology. 0x00 = 0.0 mA 0x01 = 0.2 mA 0x02 = 0.4 mA 0x0f = 3.1 mA 0xff = 50.0 mA

Direct dependencies¶

MAX30101 && SENSOR

(Includes any dependencies from if’s and menus.)

Defaults¶

0xff if MAX30101 && SENSOR

Kconfig definition¶

At drivers/sensor/max30101/Kconfig:111

Included via Kconfig:10 → Kconfig.zephyr:29 → drivers/Kconfig:64 → drivers/sensor/Kconfig:98

Menu path: (top menu) → Device Drivers → Sensor Drivers → MAX30101 Pulse Oximeter and Heart Rate Sensor

config MAX30101_LED1_PA
    hex
    prompt "LED1 (red) pulse amplitude" if MAX30101 && SENSOR
    range 0 0xff if MAX30101 && SENSOR
    default 0xff if MAX30101 && SENSOR
    depends on MAX30101 && SENSOR
    help
      Set the pulse amplitude to control the LED1 (red) current. The actual
      measured LED current for each part can vary significantly due to the
      trimming methodology.
      0x00 = 0.0 mA
      0x01 = 0.2 mA
      0x02 = 0.4 mA
      0x0f = 3.1 mA
      0xff = 50.0 mA

(Definitions include propagated dependencies, including from if’s and menus.)