Hardware descriptions
10.2 IOT2050 Advance/Basic: Motherboard
SIMATIC IOT2050
Operating Instructions, 03/2024, A5E39456816-AF
111
Description / inscription
Jumper defines IO voltage for Arduino shield:
• Jumper on pins 1-2: 5 V
• Jumper on pins 2-3: 3.3 V
X1500 Jumper, 3 pin, SMD Jumper defines Flash write protection enable
or disable:
• Jumper on pins 1-2: write protection
enable
• Jumper on pins 2-3: write protection
disable
Note: When Secure Boot is not enabled, set
the flash write protection jumper in write
protection enabled state (pins 1-2) and lock
flash in bootloader during normal operation.
VIN Separation (power supply,
24 V DC)
Jumper defines VIN connection to the Ar-
duino shield:
• Jumper on pins 1-2: VIN is connected to
the Arduino shield
• Jumper on pins 2-3: VIN is not connected
to the Arduino shield
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