User Guide

WE866C6 Hardware Design Guide
1VV0301658 Rev. 1 Page 29 of 58 2020-06-16
5.3.1.3. BT_EN
This signal enables/ disables Bluetooth by asserting or de-esserting it from the host.
LE910Cx-WE866C6 Bundling Pin Map
LE910Cx
Pin #
LE910Cx
Signal
LE910Cx
I/O
WE866C6
Pin #
WE866C6
Signal
WE866C6
I/O
L12
WiFi_SDRST
O
G5
WL_EN
I
N13
WiFi_SD_CMD
O
E7
SDIO_CMD
I
J13
WiFi_SD0
I/O
C7
SDIO_D0
I/O
M13
WiFi_SD1
I/O
B6
SDIO_D1
I/O
K13
WiFi_SD2
I/O
A6
SDIO_D2
I/O
H13
WiFi_SD3
I/O
B7
SDIO_D3
I/O
L13
WiFi_SD_CLK
O
D7
SDIO_CLK
O
M15
C104/RXD
O
A5
BT_RXD
I
N15
C103/TXD
I
A4
BT_TXD
O
P15
C106/CTS
O
B3
BT_CTS
I
L14
C105/RTS
I
B4
BT_RTS
O
B9
DVI_WAO
O
C5
BT_I2S_WS
I
B7
DVI_TX
O
C6
BT_I2S_SDI
I
B8
DVI_CLK
O
D5
BT_I2S_SCK
I
B6
DVI_RX
I
D6
BT_I2S_SDO
O
C13
GPIO_07
O
G6
BT_EN
I
B14
GPIO_05
I
D4
WOW
O
M8
WCI_TX
O
C3
LTE_UART_RX
I
M9
WCI_RX
I
C4
LTE_UART_TX
O
M11
WLAN_SLEEP_CLK
O
B5
LF_CLK_IN
I
E13
WLAN_PWR_EN
O
* see Note 1
Note 1:
Connect E13 to enable pin of power regulators which supply power to WE866C6
(3.3V & 1.8V)
If the LE910Cx main UART is already used for a specific function, pins F15, E15, D15, and
H14 can be used for BT interface of WE866C6. AT#PORTCFG=16 command is needed for
switching UART interface.
Pin #
Signal
I/O
Pin#
Signal
I/O
F15
SPI_CLK/RTS
O
B3
BT_CTS
I
E15
SPI_MISO/ RX_AUX
I
A4
BT_TXD
O
D15
SPI_MOSI/TX_AUX
O
A5
BT_RXD
I
H14
SPI_CS/GPIO11/CTS
I
B4
BT_RTS
O