A SYZYGY standard all-in-one multi-sensor module with the following capabilities:

  • Ambient Light & Proximity Sensor
    (Silicon Labs Si1153-AA00-GMR)
  • Three IR illuminator LEDs
  • GNSS Module, GPS / Galileo / GLONASS / BeiDOu
    (u-blox CAM-M8Q)
  • Internal or external GPS antenna
  • Accelerometer, gyroscope, magnetometer
    (ST Microelectronics LSM9DS1)
  • Pressure sensor
    (ST Microelectronics LPS22HB)
  • Temperature and humidity sensor
    (ST Microelectronics HTS221)

Resources

SYZYGY Information

Compatibility Table

COMPATIBILITY PARAMETERSPECIFICATION
Port typeSYZYGY Standard
WidthSingle
5V supply requiredYes
Nominal 5V supply current150mA
Nominal 3.3V supply current< 10mA
VIO supply voltage1.8V to 3.3V
Nominal VIO supply current< 10mA
Total number of I/O28
Number of differential I/O pairs0

DNA Data

This data is stored in the SYZYGY DNA microcontroller on the SZG-SENSOR peripheral.

DNA PARAMETERDATA
Max 5V Load150 mA
Max 3.3V Load0 mA
Max VIO Load10 mA
IS_LVDSFalse
IS_DOUBLEWIDEFalse
VIO Min1.8V
VIO Max3.3V

Pinout

The source of the following pinout information is the SZG-SENSOR schematic. This pinout follows the SYZYGY specification for STD ports.

  • Column PIN NUM (J1) lists the pin number on the SYZYGY specification’s Standard Samtec connector, this is reference designator J1 in the schematic.
  • Column SIGNAL NAME lists the SYZYGY specification’s name for this pin’s connection.
  • Column SCHEMATIC NET lists the net name found in the SZG-SENSOR’s schematic for the connection.
PIN NUM (J1)SIGNAL NAMESCHEMATIC NET
5 S0CAM_M8Q_SPI_CS_N
6S1HTS221_CS
7S2CAM_M8Q_EXTINT
8S3HTS221_DRDY
9S4CAM_M8Q_TIMEPULSE
10S5HTS221_SPI_SDI_SDO
11S6CAM_M8Q_D_SEL
12S7LSM9DS1_DEN_AG
13S8CAM_M8Q_SAFEBOOT_N
14S9LSM9DS1_INT2_AG
15S10CAM_M8Q_UART_TXD_SPI_MISO
16S11LSM9DS1_INT1_AG
17S12CAM_M8Q_UART_RXD_SPI_MOSI
18S13LSM9DS1_INT_M
19S14GNSS_EXT_ANT_EN
20S15LSM9DS1_CS_M
21S16LPS22HB_SPI_SDI_SDO
22S17LSM9DS1_DRDY_M
23S18LPS22HB_SPI_SDO
24S19LSM9DS1_CS_AG
25S20LPS22HB_INT_DRDY
26S21LSM9DS1_SPI_SDO_M
27S22LPS22HB_CS
28S23LSM9DS1_SPI_SDO_AG
29S24SI1153_SCL
30S25LSM9DS1_SPI_SDI_SDO
31S26SI1153_SDA
32S27SI1153_INT
34C2P_CLKpSPI_CLK
SENSORINTERFACE TO FPGATYPE
Si1153I2CAmbient Light + Proximity
CAM-M8QUARTGNSS (GPS, Galileo, GLONASS, BeiDou)
HTS221SPI*Humidity + Temperature
LPS22HBSPI*Pressure
LSM9DS1SPI*Accelerometer + Gyro + Magnetometer
Sensor Interfaces

*All sensors connected over the SPI interface share the same SPI clock signal connected to pin 34 (C2P_CLKp) of the SYZYGY connector.

Design

The circuits used in this design are heavily influenced by the respective manufacturer datasheets and evaluation board application circuits. Please refer to the references below for more information

Additional Documentation & References