User's Manual

AP6255 Datasheet
AMPAK Technology Inc. www.ampak.com.tw
Proprietary & Confidential Information
Doc. NO:
15
14
SDIO_DATA_2 I/O SDIO data line 2
15
SDIO_DATA_3 I/O SDIO data line 3
16
SDIO_DATA_CMD I/O SDIO command line
17
SDIO_DATA_CLK I/O SDIO clock line
18
SDIO_DATA_0 I/O SDIO data line 0
19
SDIO_DATA_1 I/O SDIO data line 1
20
GND
－
Ground connections
21
VIN_LDO_OUT P Internal Buck voltage generation pin
22
VDDIO P I/O Voltage supply input
23
VIN_LDO P Internal Buck voltage generation pin
24
LPO I External Low Power Clock input (32.768KHz)
25
PCM_OUT O PCM Data output
26
PCM_CLK I/O PCM clock
27
PCM_IN I PCM data input
28
PCM_SYNC I/O PCM sync signal
29
SDIO_VSEL I/O SDIO mode selection pin
30
NC
－
Floating (Don’t connected to ground)
31
GND
－
Ground connections
32
NC
－
Floating (Don’t connected to ground)
33
GND
－
Ground connections
34
BT_REG_ON I Power up/down internal regulators used by BT section
35
NC
－
Floating (Don’t connected to ground)
36
GND
－
Ground connections
37
GPIO_6 I/O GPIO configuration pin
38
GPIO_3 I/O GPIO configuration pin
39
GPIO_5 I/O GPIO configuration pin
40
GPIO_2 I/O GPIO configuration pin
41
UART_RTS_N O Bluetooth UART interface
42
UART_TXD O Bluetooth UART interface
43
UART_RXD I Bluetooth UART interface
44
UART_CTS_N I Bluetooth UART interface
45
TP1(NC)
－
Floating (Don’t connected to ground)
46
TP2(NC)
－
Floating (Don’t connected to ground)
47
TP3(NC)
－
Floating (Don’t connected to ground)