Hardware Introduction
Pin Function Description
Figure 2-1[]{#_Toc27124 .anchor} MX206 Pin Diagram
Table 2-1[]{#_Toc3160 .anchor} Pin Description
+-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | Pin No. | Name | Direction | Function Description | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 1 | GND | - | Ground | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 2 | RF_IN | | | GNSS Antenna Signal Input | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 3 | GND | - | Ground | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 4 | ANT_DETECT | | | Antenna Signal Detection, Active High by Default | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 5 | ANT_OFF | O | Disable External Antenna Feeding, Active High by Default | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 6 | ANT_SHORT_N | | | Antenna Short-Circuit Detection, Active Low by Default | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 7 | VCC_RF | O | 3.3V External Antenna Feeding | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 8 | SPI_CSN | B | Master/Slave SPI Chip Select | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 9 | SPI_MOSI | B | Master SPI Data Output or Slave SPI Data Input | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 10 | SPI_CLK | B | Master/Slave SPI Clock | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 11 | SPI_MISO | B | Master SPI Data Input or Slave SPI Data Output | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 12 | GND | - | Ground | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 13 | RSV | - | Reserved, Must Be Left Floating | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 14 | GND | - | Ground | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 15 | GND | - | Ground | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 16 | RSV | - | Reserved, Must Be Left Floating | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 17 | GND | - | Ground | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 18 | RSV | - | Reserved, Must Be Left Floating | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 19 | RCV_STAT | O | Receiver Status Indication, Active High by Default. Outputs High Level After Self-Check Pass, Low Level If Self-Check Abnormal. | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 20 | RTK_STAT | B | RTK Status Indication, Active High by Default. Outputs High Level for RTK Fixed Solution, Low Level for Other Positioning States or No Positioning. | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 21 | RSV | - | Reserved, Must Be Left Floating | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 22 | RSV | - | Reserved, Must Be Left Floating | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 23 | RSV | - | Reserved, Must Be Left Floating | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 24 | RSV | - | Reserved, Must Be Left Floating | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 25 | RSV | - | Reserved, Must Be Left Floating | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 26 | RXD2/CAN1_RX | | | RXD2（Default）：UART2 Receive Data | | | | | | | | | | CAN1_RX：CAN1 Receive Data | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 27 | TXD2/CAN1_TX | O | TXD2（Default）：UART2 Transmit Data | | | | | | | | | | CAN1_TX：CAN1 Transmit Data | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 28 | RSV | - | Reserved, Must Be Left Floating | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 29 | RSV | - | Reserved, Must Be Left Floating | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 30 | TXD3/CAN2_TX | O | TXD3（Default）：UART3 Transmit Data | | | | | | | | | | CAN2_TX：CAN2 Transmit Data | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 31 | RXD3/CAN2_RX | | | RXD3（Default）：UART3 Receive Data | | | | | | | | | | CAN2_RX：CAN2 Receive Data | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 32 | GND | - | Ground | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 33 | DCIN_3V3 | | | 3.3V Power Supply Input | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 34 | DCIN_3V3 | | | 3.3V Power Supply Input | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 35 | RSV | - | Reserved, Must Be Left Floating | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 36 | VBAT | | | RTC Backup Power Supply | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 37 | GND | - | Ground | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 38 | RSV | - | Reserved, Must Be Left Floating | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 39 | RSV | - | Reserved, Must Be Left Floating | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 40 | RSV | - | Reserved, Must Be Left Floating | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 41 | GND | - | Ground | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 42 | TXD1 | O | UART1 Transmit Data | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 43 | RXD1 | | | UART1 Receive Data | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 44 | SDA | B | I2C Data | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 45 | SCL | B | I2C Clock | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 46 | RSV | - | Reserved, Must Be Left Floating | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 47 | RSV | - | Reserved, Must Be Left Floating | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 48 | GND | - | Ground | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 49 | RESET_N | | | System Reset, Active Low. An External 22μF Capacitor Must Be Connected in Parallel. | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 50 | RSV | - | Reserved, Must Be Left Floating | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 51 | EVENT/PPS2 | B | EVENT（Default）：External Event Trigger Input | | | | | | | | | | PPS2：Pulse PPS2 Output | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 52 | RSV | - | Reserved, Must Be Left Floating | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 53 | PPS1 | O | Pulse PPS1 Output | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+ | 54 | RSV | - | Reserved, Must Be Left Floating | +-------------+--------------+---------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+
Electrical Characteristics
Absolute Maximum Ratings
Table 2-2[]{#_Toc4794 .anchor} Absolute Maximum Ratings
Name Description Minimum Value Maximum Value Unit
DCIN_3V3 Supply Voltage -0.5 3.6 V
VBAT Backup Battery Voltage -0.5 3.6 V
Vin Input Pin Voltage -0.5 3.6 V
VCC_RF External LNA Supply Voltage -0.5 3.6 V
ICC_RF VCC_RF Current 100 mA
RF_IN Antenna Input Power 10 dBm
RF_GAIN Antenna Input Gain Range 20 40 dB
Ts Storage Temperature -55 95 ℃
Operating Conditions
Table 2-3[]{#_Toc27883 .anchor} Operating Conditions
Name Description Minimum Value Typical Value Maximum Value Unit
Ta Operating Temperature -40 25 85 ℃
DCIN_3V3 Supply Voltage 3.0 3.3 3.6 V
Vrpp DCIN_3V3 Ripple 0 50 mV
VBAT Backup Battery Voltage 1.65 3.6 V
IVBAT Backup Battery Current 8 uA
Vin Input Pin Voltage 0 DCIN_3V3 V
Vil IO Input Pin Low Level 0 0.2*DCIN_3V3 V
Vih IO Input Pin High Level 0.7*DCIN_3V3 1.1*DCIN_3V3 V
Vol IO Output Pin Low Level 0.4 V
Voh IO Output Pin High Level DCIN_3V3-0.4 V
VCC_RF VCC_RF Voltage DCIN_3V3-0.1 V
ICC_RF VCC_RF Current 50 mA
P Power Consumption 350 mW
Mechanical Dimensions
Table 2-4[]{#_Toc11313 .anchor} Dimensions
Parameter Minimum Value (mm) Typical Value (mm) Maximum Value (mm)
A 21.8 22 22.5
B 16.8 17 17.5
C 2.5 2.7 2.9
D 3.75 3.85 3.95
E 0.95 1.05 1.15
F 1.8 1.9 2
G 1 1.1 1.2
H 0.7 0.8 0.9
K 1.4 1.5 1.6
M 3.55 3.65 3.75
N 3.15 3.25 3.35
P 2 2.1 2.2
R 1 1.1 1.2
X 0.9 1 1.1
Figure 2-2[]{#_Toc1467 .anchor} MX206 Mechanical Drawing