Intrinsyc LANTRONIX Open-Q 624A User Manual page 30

Following is the pin breakout for sensor expansion header J53:
Description
Sensor I2C Bus –
SDA (GPIO 6)
Sensor I2C Bus –
SCL (GPIO 7)
Sensor reset signal
from processor to
sensor via GPIO127
Sensor IO PWR 1.8 V
VREG_L6_1P8 power
supply regulator
(Digital)
GND
HRM interrupt/
configurable GPIO140
Magnetic Switch
Interrupt input to
processor via GPIO48
NC
NC
Open-Q™ 624A Development Kit User Kit
Table 3-10 Sensor Expansion Header J53 Pin out
Signal
GPIO_6_BLSPx_I2C_SDA
GPIO_7_BLSPx_I2C_SCL
GPIO_XX_SENSOR_RST
VREG_L6_1P8
GND
SENSOR_HRM_INT
GPIO_48_SPI6_CS1_MAG_N
NC
NC
Pin # Description
J53[1] Accelerometer
interrupt input to
processor via
GPIO42
J53[3] Cap interrupt
input to
processor via
GPIO65
J53[5] Gyroscope
interrupt input to
processor via
GPIO45 *NOTE:
Not populated by
default.
J53[7] Sensor Analog
power supply
from
VREG_L10_3P0.
3.0V or 3.3V (If
R160 populated,
R159 removed)
J53[9] GND
J53[11] Touch screen
interrupt input
from processor
via GPIO13
J53[13] Alternate sensor
interrupt input to
processor via
GPIO43
J53[15] Digital Compass
interrupt input to
processor via
GPIO44. *NOTE:
Not populated by
default.
J53[17] Pressure Sensor
interrupt input to
processor via
GPIO46. *Note,
by default, this
pin is used for
another purpose.
To use for this
purpose, remove
R311.
Open-Q™ 624A Development Kit
Signal
SENSOR_ACCEL_INT
SENSOR_CAP_INT_N
SENSOR_GYRO_INT
SENS_ANA_PWR
GND
TS_INT_N
SENSOR_ALSP_INT_N
SENSOR_MAG_DRDY_INT
GPIO_XX_PRESSURE_INT
Pin #
J53[2]
J53[4]
J53[6]
J53[8]
J53[10]
J53[12]
J53[14]
J53[16]
J53[18]
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