Port D Open-Drain Selection Register - Pdodr - Holtek HT32F54231 User Manual

32-Bit Arm ® Cortex ® -M0+ MCU
HT32F54231/HT32F54241/HT32F54243/HT32F54253
Port D Open-Drain Selection Register – PDODR
This register is used to enable or disable the GPIO Port D open-drain function.
Offset: 0x010
Reset value: 0x0000_0000
31
Type/Reset
23
Type/Reset
15
Type/Reset
7
Reserved
Type/Reset
Bits Field
[5:0] PDODn
Rev. 1.00
30 29 28
22 21 20
14 13 12
6 5 4
RW 0 RW
Descriptions
GPIO Port D pin n Open-Drain Selection Control Bits (n = 0 ~ 5)
0: Pin n Open-Drain output is disabled (The output type is CMOS output)
1: Pin n Open-Drain output is enabled (The output type is open-drain output)
Note: When the open-drain function is enabled, the pin n internal pull-up or pull-down
configuration will be invalid.
162 of 576
27 26
Reserved
19 18
Reserved
11 10
Reserved
3 2
PDOD
0 RW 0 RW 0 RW
25 24
17 16
9 8
1 0
0 RW 0
January 28, 2022