Specifications

Product Technical Specification & Customer Design Guidelines

Interfaces

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WA_DEV_Q64_PTS_001-003 January 9, 2009

Figure 10: ADC sharing arrangement

GPIO29 inside WMP100 is used to control the selection between ADIN and ADIN4.

Figure 11: ADIN3 and ADIN4 sharing arrangement

To read ADIN3 To read ADIN4

Set GPIO29 as output

Set GPIO29 as 0

Set GPIO29 as output

Set GPIO29 as 1

GPIO23 must be

released

before

AT+WIOM=1,”GPIO29”,1,0

AT+WIOM=1,”GPIO29”,1,1

AT+WIOM=0,”GPIO23”

ADIN3

WMP

100

ADIN4/ GPIO5

GPIO29

AUX-ADC1

GPIO23

Q64 Wireless CPU