附录1：T420主板EC各引脚信号解释
* Setting the low power is handled by DRP status hence * handle only the attach event. */ if(level) anx74xx_handle_power_mode(I2C_PORT_TCPC0, ANX74XX_NORMAL_MODE); /* confirm if cable_det is asserted */ if(!level||gpio_get_level(GPIO_USB_C0_PD_RST_L)) ...
SCCxx inter-lane common-mode cross-coupling measurement (Z =100) 0 diff SCCxx (dB) 0 -10 -20 -30 -40 -50 -60 -70 -80 -90 -100 -110 100k 1M D0-D1 10M 100M 1G F/Hz D0-D2 Figure 9. MIPI D-PHY low power mode test setup ...
133 -LPMODE LOW POWER MODE DETECT 低电源模式检测 134 BPWRG B POWER GOOD B电源好 135 136 -KBRC KB的RC振荡 137 EC_SPKR EC SPEAKER R EC扬声器右声道 138 -BEEP_ENABLE 蜂鸣器开启 139 VSS5 接地 140 PECI CPU温度总线 141 PEVREF 参考电压 142 VCC 供电 143 XTAL 晶振输入 144 EXTAL 晶振输出相...
Quectel_EC2x&EG2x&EG9x&EM05_Series_Low_Power_Mode_Application_Note_V1.1 File Size 268.41 KB Login Quectel_EC2x&EG2x&EG9x&EM05_Series_LwM2M_Application_Note_V1.1 File Size 247.50 KB Login Quectel_EC2x&EG2x&EG9x_Series_Power_Back-off_Application_Note_V1.0 File Size 273.94 KB Login ...
T420主板EC常见信号解释 引脚 信号名称 英文全称 中文释义 1 VCC1 供电 2 -BATLOW BATTERY LOW 电池电压过低检测 3 FAN_ON 风扇开启 4 BATMON_EN BATTERY MODEL ENABLE 电池模式开启 5 CHARGE_CURRENT_SEL CHARGE CURRENT SELECT 充电电流选择 6 -PCH_SLP_S5 PCH SLEEP S5 南桥睡眠S5状态 7 VSS1 接地 8 -...
Low power capabilities Versatile low power modes Ultra low power standby with RTC Smart Wake-up Unit for contact monitoring Fast wakeup schemes Dual phase-locked loops with stable clock domain for peripherals and FM modulation domain for computational shell Nexus development interface (NDI) ...
— System Level Testing Support (ONCE Mode) ■ Direct Addressing Capability to 1 Mbyte Memory and 64 Kbyte I/O ■ Low-Power Operating Modes: — Idle Mode Freezes CPU Clocks but Keeps Peripherals Active — Powerdown Mode Freezes All Internal Clocks ...
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μF 220 100 100 470 220 100 100 220 100 100 470 220 100 100 220 100 100 470 220 100 100 Start-up times ms 6 12 18 4 7 12 17 5 12 17 2 6 14 17 10 40 60 2 5 15 20 Control Pin This provides an OFF function which puts the converter into a low power mode when >3V is...