18 debug (db40) – ADLINK LEC-BTS User Manual
Page 17
Interfaces
13
LEC-BTS
3.18 Debug (DB40)
Table 3-3 lists the pin signals of the CN1 connector, which provides 40 pins, 1 row, consecutive
sequence with 0.02" (0.50mm) pitch.
P138
SER2_RTS#
S139
I2C_LCD_CK
P139
SER2_CTS#
S140
I2C_LCD_DAT
P140
Not connected
S141
LCD_BKLT_PWM
P141
Not connected
S142
Not connected
P142
GND
S143
GND
P143
Not connected
S144
RSVD / EDP_HPD
P144
Not connected
S145
WDT_TIME_OUT#
P145
Not connected
S146
PCIE_WAKE#
P146
Not connected
S147
VDD_RTC
P147
VDD_IN
S148
LID#
P148
VDD_IN
S149
SLEEP#
P149
VDD_IN
S150
VIN_PWR_BAD#
P150
VDD_IN
S151
CHARGING#
P151
VDD_IN
S152
CHARGER_PRSNT#
P152
VDD_IN
S153
CHARGER_STBY#
P153
VDD_IN
S154
CARRIER_PWR_ON
P154
VDD_IN
S155
FORCE_RECOV#
P155
VDD_IN
S156
BATLOW#
P156
VDD_IN
S157
TEST#
S158
GND
Table 3-3: Debug Interface Signals (CN1)
Pin #
Signal
1
RESVD
2
SMC_STATUS
3
BIOS_MODE
4
SEL_BIOS
5
POSTWDT_DIS#
6
SUS_S5#
7
SUS_S4#
8
SUS_S3#
9
CB_PWROK
10
CB_RESET#
11
SYS_RESET#
12
PWRBTN#
13
SMC_OCD0B
14
SMC_OCD0A
15
SMC_CLK
16
SMC_DATA
17
SMC_RESET_IN#
18
SMC_FLMD0
19
SMC_RXD6
20
SMC_TXD6
21
GND3
22
3V3_DUAL
23
3V3_SMC1
24
LPC_AD0
Table 3-2: SMARC P-S Connector (GF1) Signal Descriptions (Continued)