Register Descriptions; Port A Data Direction Control Register - Padircr - Holtek HT32F52220 User Manual

32-Bit Arm ® Cortex ® -M0+ MCU
HT32F52220/HT32F52230

Register Descriptions

Port A Data Direction Control Register – PADIRCR
This register is used to control the direction of the GPIO Port A pin as input or output.
Offset: 0x000
Reset value: 0x0000_0000
31
Type/Reset
23
Type/Reset
15
Type/Reset RW 0 RW
7
Type/Reset RW 0 RW
Bits Field
[15:12], [9], PADIRn
[7:0]
Rev. 1.10
30 29 28
22 21 20
14 13 12
PADIR
0 RW 0 RW
6 5 4
0 RW 0 RW
Descriptions
GPIO Port A pin n Direction Control Bits (n = 0 ~ 7, 9, 12 ~ 15)
0: Pin n is input mode
1: Pin n is output mode
108 of 366
27 26
Reserved
19 18
Reserved
11 10
Reserved
0 RW
3 2
PADIR
0 RW 0 RW 0 RW
25 24
17 16
9 8
PADIR Reserved
0
1 0
0 RW 0
November 09, 2018