[persist.sys.iccid]: [89860123851000342641]
[persist.sys.juzhen.customer]: [XU]
[persist.sys.juzhen.sn]: [1]
[persist.sys.juzhen.ssid.prefix]: [4G-UFI-]
[persist.sys.juzhen.type]: [ufi]

/system/framework/services.jar
com.android.server.LightsService
private static final String LED_SIM1_EN_FILE = “/sys/class/leds/sim1_switch_gpio/brightness”;
private static final String LED_SIM2_EN_FILE = “/sys/class/leds/sim2_switch_gpio/brightness”;
private static final String LED_SIM3_EN_FILE = “/sys/class/leds/sim3_switch_gpio/brightness”;
private static final String LED_SIM_DET_FILE = “/sys/class/leds/sim_hotdet_gpio/brightness”

sim_hot_detect.write(LightsService.outH); // 写1
Thread.sleep(2000L); // 等待2秒

pin_sim111.write(LightsService.outL);
pin_sim222.write(LightsService.outL);
pin_sim333.write(LightsService.outL);
pin_sim111.write(LightsService.outH); // 将 SIM1 写高

Thread.sleep(500L); // 等待0.5秒

sim_hot_detect.write(LightsService.outL);

跟别的版本有点不一样。

sim1 是 贴片卡
sim3 是 外置卡槽