User's Manual
RYZ012 Multi-Standard Wireless Communication Module for Bluetooth 5 Low Energy and 802.15.4
R15UH0002EU0103 Rev.1.03 Page 55 of 206
Apr.21.21
5.3.6 GPIOA:DS - GPIOA Driving Strength
Address: 0x0585
Reset: 0xFF
7
6
5
4
3
2
1
0
GPIOA:DS
DS7
DS6
DS5
DS4
DS3
DS2
DS1
DS0
rw, 1
rw, 1
rw, 1
rw, 1
rw, 1
rw, 1
rw, 1
rw, 1
0, 1, 2, 3, 4,
5, 6, 7
DSx
GPIO Driver strength (DS)
Use the corresponding bit to set the driving level.
0: Set minimum driving level on corresponding pin
1: Set maximum driving level on corresponding pin
5.3.7 GPIOA:MODE - GPIOA Mode Selection
Address: 0x0586
Reset: 0x3F
7
6
5
4
3
2
1
0
GPIOA:MODE
MODE7
MODE6
MODE5
MODE4
MODE3
MODE2
MODE1
MODE0
rw, 0
rw, 0
rw, 1
rw, 1
rw, 1
rw, 1
rw, 1
rw, 1
0, 1, 2, 3, 4,
5, 6, 7
MODEx
GPIOA Mode Selection
Controls whether GPIO or peripheral mode is used for the corresponding bit.
0: Pin is controlled by peripheral selected through PFS register
1: Pin is used as general-purpose I/O
5.3.8 GPIOA:INTEN - GPIOA Interrupt Enable
Address: 0x0587
Reset: 0x00
7
6
5
4
3
2
1
0
GPIOA:INTEN
EN7
EN6
EN5
EN4
EN3
EN2
EN1
EN0
rw, 0
rw, 0
rw, 0
rw, 0
rw, 0
rw, 0
rw, 0
rw, 0
0, 1, 2, 3, 4,
5, 6, 7
ENx
GPIOA Interrupt Enable
Enable the corresponding bit as GPIO interrupt source. The interrupt polarity is controlled by register GPIOx:INTP.
0: Disable interrupt generation on corresponding pin
1: Enable interrupt generation on corresponding pin