Data Sheet

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FSC‐BT630Datasheet

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3.HARDWARESPECIFICATION

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3.1PINDefinitionDescriptions

Table2:Pindefinition

Pin PinName Type

PinDescriptions

Notes

1 UART_TX O UARTDataoutput Note1

2 UART_RX I UARTDatainput Note1

3 PIO0/I2C_SDA I/O Programmableinput/outputline Note

2,3

4

PIO1/I2C_SCL

I/O Programmableinput/outputline Note

2,3

5 PIO2/AIO0/TRAN I/O Programmableinput/outputline

AlternativeFunction1:AnalogueprogrammableI/Oline.

Alternative Function 2: Host MCU change UART transmission

mode.

Note

2,4

6 RESET I Externalresetinput:ActiveLOW,withaninteraninternalpull‐up.

Setthispinlowresettoinitialstate.

Note3

7 VDD_3V3 Vdd Powersupplyvoltage1.7~3.6V(default3.3V)

8 GND Vss PowerGround 

9 SWCLK I Serialwiredebugclockinputfordebugandprogramming

10 SWDIO I/O SerialwiredebugI/Ofordebugandprogramming 

11 PIO3/I2S_LRCK I/O Programmableinput/outputline

AlternativeFunction1:I2Sleftrightchannelclock

AlternativeFunction2:AnalogueprogrammableI/Oline.

Note2

12 PIO4/I2S_SD_IN I Programmableinput/outputline

AlternativeFunction1:I

Sdatainput

AlternativeFunction2:AnalogueprogrammableI/Oline.

Note2

13 PIO5/I2S_SD_OUT O Programmableinput/outputline

AlternativeFunction1:I

Sdataout

AlternativeFunction2:AnalogueprogrammableI/Oline.

Note2

14 PIO6/I2S_BCLK I/O Programmableinput/outputline

AlternativeFunction1:I

Sbitclockpin

AlternativeFunction2:AnalogueprogrammableI/Oline.

Note2

15 PIO7/AIO1/DISC/I2S_MC

LK

I/O Programmableinput/outputline

AlternativeFunction1:AnalogueprogrammableI/Oline.

AlternativeFunction2:I

SMasterclockpin.

AlternativeFunction3:HostMCUdisconnectbluetooth.

AlternativeFunction4:AnalogueprogrammableI/Oline.

Note

2,5

16 PIO8/MUTE I/O Programmableinput/outputline

AlternativeFunction:MutePin

Note6

17 PIO9/LED/NFC2 I/O Programmableinput/outputline

AlternativeFunction1:LED

Note7