Port D Open Drain Selection Register - Pdodr; Port D Output Current Drive Selection Register - Pddrvr - Holtek HT32F12345 User Manual

32-Bit Arm ® Cortex ® -M3 MCU
HT32F12345
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
Type/Reset
Bits Field
[2:0] PDODn
Port D Output Current Drive Selection Register – PDDRVR
This register specifies the GPIO Port D output driving current.
Offset: 0x014
Reset value: 0x0000_0000
31
Type/Reset
23
Type/Reset
15
Type/Reset
7
Reserved
Type/Reset
Bits Field
[5:0] PDDVn[1:0]
Rev. 1.10
30 29 28
22 21 20
14 13 12
6 5
Reserved
Descriptions
GPIO Port D pin n Open Drain Selection Control Bits (n = 0 ~ 2)
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)
30 29 28
22 21 20
14 13 12
6 5
PDDV2
RW 0 RW
Descriptions
GPIO Port D pin n Output Current Drive Selection Control Bits (n = 0 ~ 2)
00: 4 mA source / sink current
01: 8 mA source / sink current
10: 12 mA source / sink current
11: 16 mA source / sink current
154 of 590
27 26
Reserved
19 18
Reserved
11 10
Reserved
4 3 2
RW
27 26
Reserved
19 18
Reserved
11 10
Reserved
4 3 2
PDDV1
0 RW 0 RW
25 24
17 16
9 8
1 0
PDOD
0 RW 0 RW 0
25 24
17 16
9 8
1 0
PDDV0
0 RW 0 RW 0
November 28, 2018