8
Variables and values
The following table lists the configuration variables together with their default values. The list of configuration
variables is generated by the command AT+S.GCFG.
Table 7.
Configuration variables
Variable name
Default value
Type
Description
nv_manuf
STMicroelectronics
Inc.
TEXT[32]
Manufacturer ID string
nv_model
SPWF04SA
TEXT[32]
Manufacturer Model String
nv_serial
0517<11222
TEXT[32]
Manufacturer Serial Number
nv_wifi_macaddr
00:80:E1:FA:12:34
HEX[6]
Manufacturer assigned 802.11 MAC Address
standby_time
10
INT
Standby mode time, in seconds. Up to
2exp(32)-1 sec
standby_enabled
0
INT
Enable/disable the standby mode
sleep_enabled
0
INT
Enable/Disable the sleep mode
etf_mode
0
INT
Enable/Disable the Engineering test functions.
It is used to control the radio for the
certification tests
blink_led
1
INT
Manage led drive GPIO(10). 0-off 1-0n
ext_volume
3
INT
Used to manage ext. storage. 0-disabled, 1-
SDCARD, 2-SPI, 3-Autodetection
ramdisk_memsize
16
INT
Heap size dedicated to RAM disk in unit of
1024 byte
aes128_key
00:00:00:00:00:00:00:
00:00:00:00:00:00:00:
00:00
HEX[16]
AES-128 key used to encrypt FOTA image
user_desc
anonymous
TEXT[16]
Password used during remote configuration
python_script
3:/uPython_test.py
TEXT[64]
Specifies the python script to run when
GPIO[8] is high at the boot time
python_memsize
32
INT
Heap size dedicated to MicroPython
execution in unit of 1024 byte
console_enabled
1
INT
0→SPI; 1→ UART; 2→UART+Python;
3→Python
console_speed
115200
INT
Serial Port Speed: from 9600 to 921600.
console_hwfc
0
INT
Hardware Flow Control. 0=off; 1=on
console_echo
1
INT
Echo command input. 0=off, 1=on
console_errs
2
INT
ERROR:#:string Format.
Format Selection. 0→ simple notification 1:→
numbered notification 2→ verbose notification
console_winds
2
INT
WIND:#:string:p
Format Selection. 0→ simple notification 1:→
numbered notification 2→ verbose notification
console_verbose
1
INT
Verbose output. 0=off; 1=on, with short OK
message; 2=full on
console_repeater
0x21
HEX
Set the console repeater.
console_delimiter
0x2C
HEX
Set the console delimiter.
UM2114
Variables and values
UM2114
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Rev 3
page 42/66