SARA-R4/N4 series - AT Commands Manual
UBX-17003787 - R09
15 GPIO
Page 168 of 307
Type
Syntax
Response
Example
[<gpio_id>,<gpio_mode>
[....]]
OK
21,3
23,255
24,255
51,7
OK
Test
AT+UGPIOC=?
+UGPIOC: (list of supported <gpio_
id>),(list of supported <gpio_
mode>),(list of supported <gpio_
out_val>\<gpio_in_pull>)
[<gpio_id1>,<gpio_mode>
...
<gpio_idN>,<gpio_mode>]
OK
+UGPIOC: (20,21,23,24,51),(0-5,7,9,
255),(0-2)
OK
15.2.3 Defined values
Parameter
Type
Description
<gpio_id>
Number
GPIO pin identifier: pin number
for the available GPIO pins, their mapping and factory-
programmed values on different u-blox cellular modules series and product version.
<gpio_mode>
Number
Mode identifier: configured function
for custom functions supported by different u-blox cellular
modules series and product version.
Allowed values:
•
0: output
•
1: input
•
2: network status indication
•
3: GNSS supply enable
•
4: GNSS data ready
•
5: GNSS RTC sharing
•
7: SIM card detection
•
8: headset detection
•
9: GSM Tx burst indication
•
10: module operating status indication
•
11: module functionality status indication
•
12: I
2
S digital audio interface
•
13: SPI serial interface
•
14: master clock generation
•
15: UART (DSR, DTR, DCD e RI) interface
•
16: Wi-Fi enable
•
18: Ring indication
•
19: Last gasp enable
•
255: pad disabled
<gpio_out_val>
Number
GPIO output value (for output function <gpio_mode>=0 only):
•
0 (default value): low
•
1: high
<gpio_in_pull>
Number
GPIO input value (for input function <gpio_mode>=1 only):
•
0 (default value): no resistor activated
•
1: pull up resistor active
•
2: pull down resistor active
