Biostar B550M-SILVER - Page 20

20 | Chapter 2: Hardware installaon
COM1: Serial Port Connector
The motherboard has a serial port header for connecng RS-232 Port.
Pin Assignment
1 Carrier detect
2 Received data
3 Transmied data
4 Data terminal ready
5 Signal ground
6 Data set ready
7 Request to send
8 Clear to send
9 Ring indicator
10 Key
12V_LED: RGB LED Device (5050 SMD) Header
This header providers 12V power and RGB control pins for RGB LED Device (5050 SMD).
Pin Cable Color Assignment
1 12V (Black) VCC12
2 G (Green) LED_GREEN
3 R (Red) LED_RED
4 B (Blue) LED_BLUE
5V_LED1/ 5V_LED2: Addressable RGB LED Device (WS2818B) Header
This header providers 5V power and Data control pins for ARGB LED Device (WS2818B).
Pin Assignment
1 VCC5
2 Data
3 N/A
4 GND
Note
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EnsureproperpinconnecngtoyourLEDdevice,wrongconneconmaydamageyourLEDdeviceor
motherboard.
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The12V_LEDconnectorsupportsto5050RGBLEDstripswiththemaximumpowerrangof3A
(12V).
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The5V_LEDconnectorsupportsupto300LEDsWS2818BindividuallyAddressableRGBLEDstrips
withthemaximumpowerrangof3A(5V).
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PleaseusetheVividLEDDJsowaretocontroltheLEDs.Fordetailedsowaresenginformaon,
refertochapter3.3.