CEM521 COM Express
Pin
Signal
A56
PCIE_TX_DN4
A57
GND
A58
PCIE_TX_DP3
A59
PCIE_TX_DN3
A60
GND (FIXED)
A61
PCIE_TX_DP2
A62
PCIE_TX_DN2
A63
COM_GPI1
A64
PCIE_TX_DP1
A65
PCIE_TX_DN1
A66
GND
A67
COM_GPI2
A68
PCIE_TX_DP0
A69
PCIE_TX_DN0
A70
GND(FIXED)
A71
LVDS_A0+_R
A72
LVDS_A0-_R
A73
LVDS_A1+_R
A74
LVDS_A1-_R
A75
LVDS_A2+_R
A76
LVDS_A2-_R
A77
LVDS_VDD_EN
A78
LVDS_A3+_R
A79
LVDS_A3-_R
A80
GND(FIXED)
A81
LVDS_CK_A+_R
A82
LVDS_CK_A-_R
A83
LVDS_I2C_CK_R
A84
LVDS_I2C_DAT_R
A85
COM_GPI3
A86
SD_PWR_EN_N
A87
EDP_HPD
A88
CK_100M_COM_DP1
A89
CK_100M_COM_DN1
A90
GND (FIXED)
A91
3V3_SBY
A92
SPI_MISO
A93
COM_GPO0
A94
SPI_CLK
A95
SPI_MOSI
A96
TPM_PP
A97
N.C.
A98
EC_UART1_TX
A99
EC_UART1_RX
A100
GND (FIXED)
A101
EC_UART2_TX
A102
EC_UART2_RX
A103
C_LID_N
A104
+VIN(12V)
A105
+VIN(12V)
A106
+VIN(12V)
A107
+VIN(12V)
A108
+VIN(12V)
A109
+VIN(12V)
A110
GND (FIXED)
14
TM
Type 6 Module
Pin
Signal
B56
PCIE_RX_DN4
B57
COM_GPO2
B58
PCIE_RX_DP3
B59
PCIE_RX_DN3
B60
GND (FIXED)
B61
PCIE_RX_DP2
B62
PCIE_RX_DN2
B63
COM_GPO3
B64
PCIE_RX_DP1
B65
PCIE_RX_DN1
B66
COM_WAKE0
B67
COM_WAKE01
B68
PCIE_RX_DP0
B69
PCIE_RX_DN0
B70
GND(FIXED)
B71
LVDS_B0+
B72
LVDS_B0-
B73
LVDS_B1+
B74
LVDS_B1-
B75
LVDS_B2+
B76
LVDS_B2-
B77
LVDS_B3+
B78
LVDS_B3-
B79
LVDS_BKLT_EN_N
B80
GND(FIXED)
B81
LVDS_CK_B+
B82
LVDS_CK_B-
B83
LVDS_BKLT_CTRL
B84
5V_SBY_CB
B85
5V_SBY_CB
B86
5V_SBY_CB
B87
5V_SBY_CB
B88
BIOS_DISABLE1_N
B89
VGA_RED
B90
GND (FIXED)
B91
VGA_GREEN
B92
VGA_BLUE
B93
VGA_HSYNC
B94
VGA_VSYNC
B95
VGA_CH7517_DDCSCL C95
B96
VGA_CH7517_DDCSDA C96
B97
SPI_CS_C
B98
N.C.
B99
N.C.
B100
GND (FIXED)
B101
FAN_PWMOUT
B102
FAN_TACHIN
B103
C_SLEEP_N
B104
+VIN(12V)
B105
+VIN(12V)
B106
+VIN(12V)
B107
+VIN(12V)
B108
+VIN(12V)
B109
+VIN(12V)
B110
GND (FIXED)
Pin
Signal
C56
N.C.
C57
N.C.
C58
N.C.
C59
N.C.
C60
GND (FIXED)
C61
N.C.
C62
N.C.
C63
N.C.
C64
N.C.
C65
N.C.
C66
N.C.
C67
RAPID_SHUTDOWN_R
C68
N.C.
C69
N.C.
C70
GND(FIXED)
C71
N.C.
C72
N.C.
C73
GND
C74
N.C.
C75
N.C.
C76
GND
C77
N.C.
C78
N.C.
C79
N.C.
C80
GND(FIXED)
C81
N.C.
C82
N.C.
C83
N.C.
C84
GND
C85
N.C.
C86
N.C.
C87
GND
C88
N.C.
C89
N.C.
C90
GND (FIXED)
C91
N.C.
C92
N.C.
C93
GND
C94
N.C.
N.C.
GND
C97
N.C.
C98
N.C.
C99
N.C.
C100
GND (FIXED)
C101
N.C.
C102
N.C.
C103
GND
C104
+VIN(12V)
C105
+VIN(12V)
C106
+VIN(12V)
C107
+VIN(12V)
C108
+VIN(12V)
C109
+VIN(12V)
C110
GND (FIXED)
Module and Pin Assignments
Pin Signal
D56
N.C.
D57
TYPE2_N
D58
N.C.
D59
N.C.
D60
GND (FIXED)
D61
N.C.
D62
N.C.
D63
N.C.
D64
N.C.
D65
N.C.
D66
N.C.
D67
GND
D68
N.C.
D69
N.C.
D70
GND(FIXED)
D71
N.C.
D72
N.C.
D73
GND
D74
N.C.
D75
N.C.
D76
GND
D77
N.C.
D78
N.C.
D79
N.C.
D80
GND(FIXED)
D81
N.C.
D82
N.C.
D83
N.C.
D84
GND
D85
N.C.
D86
N.C.
D87
GND
D88
N.C.
D89
N.C.
D90
GND (FIXED)
D91
N.C.
D92
N.C.
D93
GND
D94
N.C.
D95
N.C.
D96
GND
D97
N.C.
D98
N.C.
D99
N.C.
D100 GND (FIXED)
D101 N.C.
D102 N.C.
D103 GND
D104 +VIN(12V)
D105 +VIN(12V)
D106 +VIN(12V)
D107 +VIN(12V)
D108 +VIN(12V)
D109 +VIN(12V)
D110 GND (FIXED)
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