Users Manual
FSC-BT806 Datasheet
Shenzhen Feasycom Technology Co.,Ltdwww.feasycom.com
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Alternative Function: Programmable input/output line
6
I2S_OUT
I/O
I2S/PCM synchronous data output.
Alternative Function: Programmable input/output line
Note 6
7
I2S_WS
I/O
I2S/PCM synchronous data sync.
Alternative Function: Programmable input/output line
Note 6
8
RESET
I
External reset input: Active LOW, with an inter an internal pull-up.
Set this pin low reset to initial state. (>5mS)
9
SPI_CSB
I/O
Chip select for SPI, active low.(Debug)
10
SPI_MOSI
I/O
SPI data input. (Debug)
11
SPI_MISO
I/O
SPI data output. (Debug)
12
SPI_CLK
I/O
SPI clock. (Debug)
13
BT_TX
I/O
UART Data output
Alternative Function: Programmable input/output line
Note6
14
BT_RX
I/O
UART Data input
Alternative Function: Programmable input/output line
Note 6
15
BT_CTS
I/O
UART clear to send, active low.
Alternative Function: Programmable input/output line
Note6
16
BT_RTS
I/O
UARTrequest to send, active low.
Alternative Function: Programmable input/output line
Note 6
17
LED0
I/O
LED driver. (RED LED)
Note 6
18
LED1
I/O
LED driver. (BLUE LED)
Note 6
19
LED2
I/O
LED driver. (GREEN LED)
Note 6
20
PIO0
I/O
Programmable input/output line
21
PIO1
I/O
Programmable input/output line
22
GND
Vss
Power Ground
23
PIO2
I/O
Programmable input/output line
24
PIO3
I/O
Programmable input/output line
25
PIO4
I/O
Programmable input/output line
26
PIO5
I/O
Programmable input/output line
27
PIO6
I/O
Programmable input/output line
Alternative Function:I
2
C_SCL
Note 5
28
PIO7
I/O
Programmable input/output line
Alternative Function:I
2
C_SDA
Note 5
29
PIO14
I/O
Programmable input/output line
30
PIO15
I/O
Programmable input/output line
31
VDD_USB/3.3V_OUT
Vdd
Positive supply for USB ports/ 3.3V bypass linear regulator output
Note 7
32
GND
Vss
Power Ground
33
VBAT_IN
Vdd
Power supply voltage 2.8V~ 4.3V(Battery positive terminal)
34
VREGENABLE
I
Power enable
* The PIN on electricity than VBAT_IN and VDD_IO foot 100 ms
delay.
Note 3
35
1.8V_OUT
Vdd
1.8V switch-mode power regulator output
Note 1
36
VDD_IO
Vdd
Power supply voltage 1.7V ~ 3.6V (for input/output ports)
Note 2
37
USB_DP
I/O
USB data positive
Note 4