Usage Notes - Renesas H8S/2158 User Manual

16-bit single-chip microcomputer h8s family/h8s/2100 series
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21.5

Usage Notes

1. When this LSI enters software standby mode with D/A conversion enabled, the D/A output is
retained, and the analog power supply current is equal to as during D/A conversion. If the
analog power supply current needs to be reduced in software standby mode, clear the DAOE1,
DAOE0, and DAE bits all to 0 to disable D/A output.
2. It is not recommended to use the D/A converter or A/D converter simultaneously with the USB
because the bus driver/receiver power supply pin DrVCC/DrVSS is shared with the analog
power supply pin AVCC/AVSS.
Section 21 D/A Converter
Rev. 3.00 Jan 25, 2006 page 695 of 872
REJ09B0286-0300

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