161 static inline int sizeof_gpio_leds_priv(int num_leds) 162 { 163 return sizeof(struct gpio_leds_priv) + 164 (sizeof(struct gpio_led_data) * num_leds); 165 } 166 167 /* Code to create from OpenFirmware platform devices */ 168 #ifdef CONFIG_LEDS_GPIO_OF 169 static struct gpio...
为 LED 设备初始化一些默认的属性,如亮度(brightness)、最大亮度(max_brightness)、触发器(trigger)等。同时在 /sys/class/leds/ 目录下为注册的 LED 设备创建一个对应的设备文件,用户可以通过该文件对 LED 进行操作。int led_classdev_register(struct device *parent, struct led_classdev *led_cdev); //...
unsignedintflags;char*name;char*def_trigger; };#endif 在/kernel/arch/arm/mach-s5pv210/mach-x210.c下,添加如下内容,并添加对leds_gpio.h的包含。 /*LEDS*/staticstructs5pv210_led_platdata s5pv210_led1_pdata ={ .name="xled1", .gpio= S5PV210_GPJ0(3), .flags= S5PV210_LEDF_ACTLOW |S5PV21...
EN1. 文字设定法 chmod [who] [+|-|=] [mode] [文件或者目录名] who可以是 u:表示所有者 ...
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input_leds i2c_algo_bit led_class drm_buddy ttm atkbd intel_gtt libps2 nvme xhci_pci crc32c_intel vivaldi_fmap drm_display_helper thunderbolt sha512_ssse3 xhci_hcd sha256_ssse3 nvme_core sha1_ssse3 aesni_intel video gf128mul crypto_simd cryptd cec nvme_auth i8042 wmi rtc_cmos serio...
Dataissentwheneverthe“Send”inputreceivesarisingtrigger(logichigh(1)). Thedurationofthebusysignalisthendependentonthenumberofchannelsto send(packetsize).Eachlogichighpulsesenttothesendinputresultsinone sendpacketrequest.Thismeansthateachpacketsentresultsinonesamplesent perchannel. Note:Sincethedatapacketsaresent...
When you control play and record operations from within the Application system you trigger a chain of events that eventually crosses over into the Real Time system and results in media access. The following sequence is an example of this type of chain of events: 1. A user operates the ...
Once you set the number of assigned hot spares, any deviation from the protection policy threshold triggers an alert based on the severity level you set. For more information, see Setting Hot Spare Protection Policy. Select Report The Select Report option provides the following reports: Patrol ...
5402702 Trigger circuit unit for operating light emitting members such as leds or motors for use in personal ornament or toy in synchronization with music April, 1995 Hata 5388357 Kit using led units for retrofitting illuminated signs February, 1995 Malita 5381074 Self calibrating lighting control ...