Express-SL2
Connector Pinouts on Module
29
4.2. 40-pin Debug Connector
FPC Connector Type:
FCI 59GF Flex 10042867
Pin Orientation
1
40
40-pin Debug Connector Pin Definition on the COM Express Module
Pin Interface
Signal
Remark
Pin
Interface
Signal
Remark
40
VCC_SPI_IN
SPI Power Input from flash tool
to module. HW need add MOS
FET to switch SPI power for
SPI ROM
20
TXD6
39 GND
19 RXD6
38 SPI_BIOS_CS
0#
18
FUMD0
37 SPI_BIOS_CS
1#
17
RESET_IN#
36 SPI_BIOS_MI
SO
16
DATA
35 SPI_BIOS_M
OSI
15
CLK
34
SPI Program
interface
SPI_BIOS_CL
K
14
OCD0A
Include a jumper to
connect OCD0A via 1K0
pull-up to 3.3V_BMC
33
3V3_LPC
System power 3.3V provide
from COM module
13
BMC
Program
interface
(cont’d)
OCD0B
Include a jumper to
connect OCD0A via 1K0
pull-up to 3.3V_BMC
32 GND
12 PWRBTN#
31 BIOS_DIS0
11 SYS_RESET#
30 RST#
10 CB_RESET#
29 CLK33_LPC
9 CB_PWROK
28 LPC_FRAME
#
8
SUS_S3#
27 LPC_AD3
7 SUS_S4#
26 LPC_AD2
6
Test points
SUS_S5#
25
LPC_AD1
always power 3.3V provide
from COM module
5
POSTWDT_DIS
#
Connect to Jumper for
Debug
24
LPC Bus
LPC_AD0
4
SEL_BIOS
Connect to Jumper for
Debug
23
3.3V_BMC
always power 3.3V provide
from COM module
3
BIOS_MODE
Connect to Jumper for
Debug
22
3.3V_BMC
always power 3.3V provide
from COM module
2
BMC
Debug
signals
BMC_STATUS
21
BMC
Program
interface
GND
1
Reserved
Table 2: 40-pin Debug Connector Pin Definition
Note:
The pin definition on the debug module is the inverse of that on the COM Express module.
Summary of Contents for Express-SL2
Page 8: ...2 Introduction This page intentionally left blank ...
Page 32: ...26 Pinouts and Signal Descriptions This page intentionally left blank ...
Page 42: ...36 Connector Pinouts on Module This page intentionally left blank ...
Page 46: ...40 Smart Embedded Management Agent SEMA This page intentionally left blank ...
Page 52: ...46 System Resources This page intentionally left blank ...
Page 78: ...72 BIOS Setup This page intentionally left blank ...
Page 88: ...82 BIOS Checkpoints Beep Codes This page intentionally left blank ...