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XPLR-IOT-1 - User guide
UBX-21035674 - R02
Platform description
Page 28 of 39
C1-Public
Test point
Signal
Description
TP30
3V3
3.3 VDC nominal power rail, source = V_BAT through U8
TP31
BATTERY
Li-Po battery, positive terminal
TP32
ALT_ING
Ambient light sensor interrupt
TP33
MAX_TXD
MAX-M10 UART, TX data
TP34
3V3_HUB
3.3 VDC nominal power rail, source = 3V3 when VBUS is present
TP35
MAX_RXD
MAX-M1-S UART, RX data
TP36
VDD_NORA
3.3 VDC nominal power rail, source = 3V3
TP37
GNSS_LNA_PWR
2.9 VDC nominal power rail, source = VCC_MAX_RF, switched by MAX-M10
TP38
ACCEL_INT
Accelerometer interrupt
TP39
VCC_MAX_RF
2.9 VDC nominal power rail, source = MAX-M10
TP40
SENSE_I2C_SDA
I2C data, sensor bus
TP41
SENSE_I2C_SCL
I2C clock, sensor bus
TP42
VCC_MAX
3.0 VDC nominal power rail, source = 3V3 through LDO when enabled
TP43
SWDCLK
NORA-B1 SWD clock
TP44
SWO
NORA-B1 serial wire output
TP45
CHRG_OUT
Battery charger output
TP46
SWDIO
NORA-B1 SWD data
TP47
nRESET
NORA-B1 reset
TP48
SYS_RST
System reset
TP49
VBUS
5.0 VDC nominal power rail, source = USB connector
TP50
GND
System ground
Table 16: Test point list