Power Application Controller
®
-67-
Copyright 2020 © Qorvo, Inc.
Rev 1.0
– Jan 17, 2020
9.16.6 AIO2/AIO7 Buffer
There is an output buffer that may be used for either AIO2 or AIO7 in the PAC5526 CAFE. To
enable this buffer, set
SOC.DOUTSIG1.AIOBUFEN
= 1b.
The input signal for this buffer may be selected by using
SOC.DOUTSIG1.AIOBUFSELIN
with
the values below.
Table 9-3 AIO2/AIO7 Buffer Input Select
SOC.DOUTSIG1.AIOBUFSELIN
SIGNAL
00b
ADC VREF (2.5V or 3.0V as selected by
SOC.MISC.VREFSET
).
01b
AB4
10b
AB5
11b
AB6
The output of this buffer may be configured to be AIO2 or AIO7. To configure the output of the
buffer to be AIO2, set
SOC.DOUTSIG1.AIOBUFSELOUT
to be 0b. To configure the output of
the buffer to be AIO7, set
SOC.DOUTSIG1.AIOBUFSELOUT
to be 1b.