© 2014 ISSC Technologies Corp.
28
P/N
I/O
Name
Description
10 O
P15
STATUS_IND:
Bluetooth link status indication
P15/P04: HH
Power default value and Shutdown State.
P15/P04: HL
Access State.
P15/P04: LL
Link State w/o UART_TXD.
P15/P04: LH
Link State with UART_TXD.
11
N/A
P12/ SCL
I2C_SCL, Reserved
12
N/A
P13/ SDA
I2C_SDA, Reserved
13 I
P17
-
UART_CTS:
-
Configurable Functional GPIO
14 I/O
P05
Configurable Functional GPIO
15 O
P00
-
UART_RTS
-
Configurable Functional GPIO
16
I
P20
System configuration, refer to P2_4. (No drive under APP Mode)
17 I
P24
Boot mode selection. (No drive under APP Mode)
P2_0/ P2_4: HH
Application
LL
Boot mode
LH
HCI UART mode for testing and system configuration.
18 I
EAN
ROM/Flash selection. (No drive under APP Mode)
H: ROM code; L: Flash code
19
I
RST_N
External reset input (Low Active), Clock period 62.5n at least
20 I
HCI_RXD UART_RXD
21
O
HCI_TXD
UART_TXD
22 I/O
P31
Configurable Functional GPIO
23 I
P32
Configurable Functional GPIO
24 I
P33
Configurable Functional GPIO
25 I
P34
Configurable Functional GPIO
26 O
P36
Reserved
27 I/O
P37
Configurable Functional GPIO
28 O
LED1
LED1
driver
29 P
GND
Ground
30 RI/O
BT_RF
RF
Port
