6.4 SPI interface

SPI is available in the pin header J1. Following table shows the connections in the pin header. 3.3V is an

output from the evaluation board and it is used to power the on board installation kit delivered with the kit.

PIN name

No.

I/O

Description

MISO

1

O

MISO

3.3 V

2

POWER

3.3 V power supply input

CLK

3

I

CLK

MOSI

4

I

MOSI

CSB

5

I

CSB

GND

6

GND

GND

Table 2: SPI interface pin description

6.5 SDIO and PIO interface

All SDIO and PIO connections are available in the pin header J3.

6.6 PCM Codec and Audio Interface

The evaluation board uses MSM7702 PCM codec by OKI Semiconductor. PS settings for the codec are as

follows:

o

PCM_DATAFORMAT 0200

o

PCM_CONFIG32 180000C0

o

HOST_IO_MAP_SCO_PCM true

Headset can be connected to 3.5mm jack connectors J6 and J7.

Bluegiga Technologies Oy

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