Ahb Peripheral Reset Register - Ahbprstr - Holtek HT32F52220 User Manual

32-Bit Arm ® Cortex ® -M0+ MCU
HT32F52220/HT32F52230
Bits Field
[0] NVICRSTF
AHB Peripheral Reset Register – AHBPRSTR
This register specifies several AHB peripherals software reset control bits.
Offset: 0x104
Reset value: 0x0000_0000
31
Type/Reset
23
Type/Reset
15
Type/Reset
7
Type/Reset
Bits Field
[9] PBRST
[8] PARST
Rev. 1.10
Descriptions
NVIC Reset Flag
0: No NVIC asserting system reset occurred
1: NVIC asserting system reset occurred
This bit is set by hardware when a system reset occurs and reset by writing 1 into it
or by hardware when a power on reset occurs.
30 29 28
22 21 20
14 13 12
Reserved
6 5 4
Descriptions
GPIO Port B Reset Control
0: No reset
1: Reset Port B
This bit is set by software and cleared to 0 by hardware automatically.
GPIO Port A Reset Control
0: No reset
1: Reset Port A
This bit is set by software and cleared to 0 by hardware automatically.
101 of 366
27 26
Reserved
19 18
Reserved
11 10
PBRST
RW
3 2
Reserved
November 09, 2018
25 24
17 16
9 8
PARST
0 RW 0
1 0