Software Reset Register - Swrst - Holtek HT32F12345 User Manual

32-Bit Arm ® Cortex ® -M3 MCU
HT32F12345
Software Reset Register – SWRST
A reset pulse is generated when writing 1 to each bit of this register. Because it takes some time to complete a
software reset, the SD Host Driver should confirm that these bits are 0.
Offset: 0x040
Reset value: 0x0000_0000
31
Type/Reset
23
Type/Reset
15
Type/Reset
7
Type/Reset
Bits Field
[2] RSTDAT
[1] RSTCMD
[0] RSTALL
Rev. 1.10
30 29 28
22 21 20
14 13 12
6 5 4
Reserved
Descriptions
Software Reset for the DAT Line
0: Do not request a reset
1: Request reset
If this bit is set to 1, only part of the data circuit is reset.
Software Reset for the CMD Line
0: Do not request a reset
1: Request reset
If this bit is set to 1, only part of command circuit is reset.
Software Reset for All
0: Do not request a reset
1: Request reset
This reset affects the entire Host Controller.
583 of 590
27 26 25
Reserved
19 18 17
Reserved
11 10
Reserved
3 2
RSTDAT RSTCMD
RW 0 RW
November 28, 2018
24
16
9 8
1 0
RSTALL
0 RW 0