User's Manual

apmcomm confidential
apm6658/6659 WiFi 802.11 b/g/n & BT2.1+EDR Dual Radio Module
Product Information Data Sheet
Page 9 of 30
apm Communication, Inc. – TEL: [phone] – FAX: [phone]
Website: http://www.apmcomm.com – E-mail:
[e-mail]
apmcomm Proprietary and Confidential – Product information is subject to change without notice.– May 30 2011
# Name
I/O
Pin Status
on Reset
Supply Domain Description
25 WL_SD_CLK
I
PU WL_VSDIO
SDIO 4-bit mode: Clock
SDIO 1-bit mode: Clock
CSPI mode : Clock
26 WL_SD_DAT[3]
I/O
PU WL_VSDIO
SDIO 4-bit mode: Data line [bit 3]
SDIO 1-bit mode: Reserved
CSPI mode: Card Select
27 WL_SD_DAT[1]
I/O
PU WL_VSDIO
SDIO 4-bit mode: Data line [bit 1] or
interrupt
SDIO 1-bit mode: Interrupt
CSPI mode : Intrrupt
28 WL_SD_CMD
I
PU WL_VSDIO
SDIO 4-bit mode:
Command/Response
SDIO 1-bit mode:
Command/Response
CSPI mode: Data input
29 WL_SD_DAT[0]
I/O
PU WL_VSDIO
LSB data bit for SDIO interface.
SDIO 4-bit mode: Data line [bit 0]
SDIO 1-bit mode: Data line
CSPI mode: Data output
30 WL_RESETn
I
PU WL_RESETB Reset, active low
31 WL_PIO[12]
I/O
PD WL_3V3 Programmable input/output
32 BT_RESETB
I
PU BT_VDD_PADS
Reset if low. Input debounced so
must be low for >5ms to cause a
reset.
33 WL_PIO[10]
I/O
PD WL_3V3 Programmable input/output
34 WL_PIO[11]
I/O
PD WL_3V3 Programmable input/output
35 GND
GND
- - Ground
36 BT_PIO[0]
I/O
PD BT_VDD_PADS Programmable input/output
37 BT_PIO[3]
I/O
PD BT_VDD_PADS Programmable input/output
38 WL_3V3
Power
- -
Positive supply for AIO[0]-AIO[3] ,
PIO[8]-PIO[15], and FEM
39 BT_EN
I
- - Take high to enable regulator
40 WL_WP
I
- -
Write protection for internal
EEPROM
41 GND
GND
- - Ground
42 GND
GND
- - Ground
43 GND
GND
- - Ground
44 GND
GND
- - Ground
45 BT_SPI_CLK
I
PD BT_VDD_PADS Serial Peripheral Interface clock