ADLINK Technology Express-KL2, User Manual

Page: 35 / 96

Express-KL2
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.