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A.20
SPI BIOS Flash Socket (SPI1)
Pin
Signal Pin Definition
1
CS#
2
MISO
3
WP# / IO2
4
GND
A.21
USB 2.0 Pin Header (USB78)
Pin
Signal Pin Definition
1
+5V
3
USB2_D7-
5
USB2_D7+
7
GND
9
NC
A.22
ESPI Pin Header (ESPI1)
Pin
Signal Pin Definition
1
ESPI1_CLK
3
ESPI1_RST#
5
ESPI1_CS#
7
ESPI1_IO3
9
ESPI1_IO2
AIMB-218 User Manual
Pin
Signal Pin Definition
5
MOSI
6
SCK
7
HOLD# / IO3
8
+3.3V
Pin
Signal Pin Definition
2
+5V
4
USB2_D8-
6
USB2_D8+
8
GND
10
RESERVED
Pin
Signal Pin Definition
2
ESPI1_IO1
4
ESPI1_IO0
6
+V3.3
8
GND
10
+V3.3_DUAL
90
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