AMD AM5 MSI MEG X670E ACE上电时序汇总及关键信号

AMD AM5 MSI MEG X670E ACE上电时序汇总及关键信号
工作状态 电压或信号标准名称 正常对地值参考 正常工作电压 故障现象
G3状态(CPU+I/O) VBAT_3V 2.8V-3.3V 不触发
SIO_32K_X1/SIO_32K_X2 32.768KHZ(I/O) 1.5V-1.8V
VDDBT_RTC_G->CPU:BB2 3.3V
X32K_X1->CPU:BA2/X32K_X2->CPU:BB1 0.4V-0.7V
S5状态(FCH+CPU) 3VSB PCIE_SLOT:->B10 3.3V
VDDIO_33_S5->CPU:AP22 3.3V
VDD_18_S5->CPU:AT20 1.8V
VDDIO_AUDIO->CPU:H4 1.8V
VDD_MISC_S5->CPU:AT17 0.75V
RSMRST_L->CPU:AU17 1.8V
RTCCLK->CPU:AY2
PWR_BTN_L->CPU:AU10 3.3V-0V-3.3V
SLP_S5_L->CPU:BB8 0V-3.3V
SLP_S3_L->CPU:BC8 0V-3.3V
S0A3_GPIO->CPU:BA10 0V-3.3V
VSUS33->FCH:P7 3.3V
VSUS105->FCH:U6 1.05V
触发电路(I/O+CPU) SIO_3VA 3.3V
H_SKTOCC# 0V
RSMRST#_R 1.8V
PWRBTIN 3.3V-0V-3.3V
PWRBTN# 3.3V-0V-3.3V
SLP_S5# 0V-3.3V
SLP_S3# 0V-3.3V
SIO_PSON# 5V-0V
SLP_S5状态 开启内存供电 DDR5 1.2V 掉电、缺电压、缺时钟、缺复位
VDD2/VCC_DDR->CPU:L19 1.2V
VIN_BULK->1Pin 5V
PWR_EN->151Pin 3.3V
PWR_GOOD->147Pin 3.3V
SLP_S3状态 开启FCH+CPU供电 VDD_18->CPU:AP18 1.8V
VDD105->FCH:T1 1.05V
VCC18->FCH:A5 1.8V
VCC33->FCH:F10 3.3V
PWR_GD->FCH:U22 3.3V
VDD_MISC->CPU:AT8 0.6V-1.2V
CPU核心供电(SVI3)(VRM+VBOOT) VDD/VDDIO/VINSEN/IINSEN 3.3V/1.8V/12V/0.78V
SCL/SDA 3.3V
SVT->C5 CPU SVC->B5 CPU SVD->D5 CPU (SVI3协议) 1.8V or 0V
AVREN 3V
VDD12 1.2V
VCORE/VCCP_NB 0.8V-1.3V
VRM_VRDY 3.3V
CLOCK时钟电路(CPU+FCH) ALL_PWR_PWRGD/PWR_GOOD->CPU:AW10 1.8V
X48M_X1->CPU:AV1/X48M_X2->CPU:AW2(48M) ~0.9V
GPP_CLK4P->CPU:BD3/GPP_CLK4N->CPU:BC4 ~0.45V
PCIE_E_SLOT:A13/A14 100M ~0.45V
SATA_X1->FCH:T22/SATA_X2->FCH:T23(25M)
APU_CLKP->FCH:E23/APU_CLKN->FCH:E22 ~0.45V
APU_CLKREQN->FCH:A23
LAN_REQ4->FCH:W22
PM_LAN_CLK4P ->FCH:A18/PM_LAN_CLK4N ->FCH:B18 ~0.45V
RESET复位电路(CPU+FCH) APU_PWROK/PWROK->CPU:BB22 1.8V
RESET_L->CPU:AY22 1.8V
PCIE_RST0_L->CPU:BA8 3.3V
AGPIO5/AUX0_RST_L->CPU:BB9 3.3V
PCIE_SLOT:A11 3.3V
PCIERST#_PROM->FCH:AC5 3.3V
GPP_RSTN->FCH:AC7 3.3V
  • 数据来源:MSI MEG X670E ACE