User's Manual

RYZ012 Multi-Standard Wireless Communication Module for Bluetooth 5 Low Energy and 802.15.4
R15UH0002EU0103 Rev.1.03 Page 53 of 206
Apr.21.21
5.3 GPIOA Register Reference
5.3.1 GPIOA:ID - GPIOA Input Data
Address: 0x0580
Reset: 0x00
7
6
5
4
3
2
1
0
GPIOA:ID
IN7
IN6
IN5
IN4
IN3
IN2
IN1
IN0
r, 0
r, 0
r, 0
r, 0
r, 0
r, 0
r, 0
r, 0
0, 1, 2, 3, 4,
5, 6, 7
INx
GPIOA Input Data
The input signal level is indicated bitwise for the corresponding pin.
0: Digital LOW level signal is available at the corresponding pin
1: Digital HIGH level signal is available at the corresponding pin
5.3.2 GPIOA:IEN - GPIOA Input Enable
For all unused GPIOs the corresponding IEx must be disabled.
Address: 0x0581
Reset: 0x00
7
6
5
4
3
2
1
0
GPIOA:IEN
IE7
IE6
IE5
IE4
IE3
IE2
IE1
IE0
rw, 0
rw, 0
rw, 0
rw, 0
rw, 0
rw, 0
rw, 0
rw, 0
0, 1, 2, 3, 4,
5, 6, 7
IEx
GPIOA Input Enable
Enable the corresponding bit as GPIO input.
0: Disable corresponding pin as Input
1: Enable corresponding pin as Input