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IGEPv2 BOARD HARDWARE USER MANUAL v1.20
ISEE 2007 SL. All rights reserved, IGEP® is a registered trademark from ISEE 2007 SL. The following is
provided for informational purposes only.
DOCUMENT FROM ISEE 2007 S.L. MAN-PR-IGEP.0020-001.20.HW_RC 10/1/2010
24
4
WIFI/BLUETOOTH INTERFACE
WLAN: Chipset based on Marvell 88W8686. The 88W8686 integrates a RF
transceiver operating at 2.4GHz, a physical layer, a media access controller, and an
ARM processor into a single die.
BLUETOOTH: Chipset based on CSR BC4ROM/21e.
4.1
BLOCK DIAGRAM
Figure 16 Wifi/Bluetooth Combo module block Diagram
4.2
INTERFACES
Terminal
Name
Type System Description
RST_N_B
I
BT
Reset (active low). It must be low for >5ms.
PCM_OUT
O
BT
Synchronous data output CMOS output, tri-statable with weak internal
pull-down
PCM_SYNC
I/O
BT
Synchronous data sync, Bi Directional with weak internal pull-down.
PCM_IN
I
BT
Synchronous data input, CMOS input, with weak pull-down
PCM_CLK
I/O
BT
Synchronous data clock ,Bi Directional with weak internal pull-down.
UART_TX
O
BT
UART data output active high. CMOS output, tri-statable with weak