acassis commented on PR #18493: URL: https://github.com/apache/nuttx/pull/18493#issuecomment-4019758095
@arjav1528 I confirmed everything is working as expected:
Board 1:
```
*** Booting NuttX ***
I (19) boot: chip revision: v1.1
I (19) boot.esp32: SPI Speed : 40MHz
I (19) boot.esp32: SPI Mode : DIO
I (20) boot.esp32: SPI Flash Size : 8MB
I (24) boot: Enabling RNG early entropy source...
dram: lma 0x00001020 vma 0x3ffb2470 len 0x1bac (7084)
iram: lma 0x00002bd4 vma 0x40080000 len 0x7db0 (32176)
padd: lma 0x0000a998 vma 0x00000000 len 0x5680 (22144)
imap: lma 0x00010020 vma 0x400d0020 len 0x15300 (86784)
padd: lma 0x00025328 vma 0x00000000 len 0xacf0 (44272)
dmap: lma 0x00030020 vma 0x3f400020 len 0x385c (14428)
total segments stored 6
ABI (24) cpu_start: Pro cpu start user code
I (24) cpu_start: cpu freq: 240000000 Hz
I (24) spi_flash: detected chip: winbond
I (26) spi_flash: flash io: dio
D__esp32_start: ESP32 chip revision is v1.1
WARNING: NuttX supports ESP32 chip revision >= v3.0 (chip is v1.1).
Ignoring this error and continuing because
`ESP32_IGNORE_CHIP_REVISION_CHECK` is .
THIS MAY NOT WORK! DON'T USE THIS CHIP IN PRODUCTION!
NuttShell (NSH) NuttX-12.12.0
nsh> ?
help usage: help [-v] [<cmd>]
. cp expr mount kill uname
[ cmp false mv pkill umount
? dirname fdinfo pidof sleep unset
alias df free printf usleep uptime
unalias dmesg help ps source watch
basename echo hexdump pwd test xd
break env ls rm time wait
cat exec mkdir rmdir true
cd exit mkrd set truncate
Builtin Apps:
dd nsh sh sx127x
nsh> sx127x -m 1 -t
Start sx127x_demo
FSK modulation
Set frequency to 915000000
Set power to 20
Send 63 bytes
wait 5 sec ...
Send 63 bytes
wait 5 sec ...
Send 63 bytes
wait 5 sec ...
Send 63 bytes
wait 5 sec ...
```
Board 2:
```
*** Booting NuttX ***
I (19) boot: chip revision: v1.1
I (19) boot.esp32: SPI Speed : 40MHz
I (19) boot.esp32: SPI Mode : DIO
I (20) boot.esp32: SPI Flash Size : 8MB
I (24) boot: Enabling RNG early entropy source...
dram: lma 0x00001020 vma 0x3ffb2470 len 0x1bac (7084)
iram: lma 0x00002bd4 vma 0x40080000 len 0x7db0 (32176)
padd: lma 0x0000a998 vma 0x00000000 len 0x5680 (22144)
imap: lma 0x00010020 vma 0x400d0020 len 0x15300 (86784)
padd: lma 0x00025328 vma 0x00000000 len 0xacf0 (44272)
dmap: lma 0x00030020 vma 0x3f400020 len 0x385c (14428)
total segments stored 6
ABI (24) cpu_start: Pro cpu start user code
I (24) cpu_start: cpu freq: 240000000 Hz
I (24) spi_flash: detected chip: winbond
I (26) spi_flash: flash io: dio
D__esp32_start: ESP32 chip revision is v1.1
WARNING: NuttX supports ESP32 chip revision >= v3.0 (chip is v1.1).
Ignoring this error and continuing because
`ESP32_IGNORE_CHIP_REVISION_CHECK` is .
THIS MAY NOT WORK! DON'T USE THIS CHIP IN PRODUCTION!
NuttShell (NSH) NuttX-12.12.0
nsh> uname -a
NuttX 12.12.0 34928bdbed Mar 8 2026 15:40:30 xtensa heltec_wifi_lora32
nsh> sx127x -m 1
Start sx127x_demo
FSK modulation
Set frequency to 915000000
Set power to 20
Waiting for data
Received:
SNR = 0
RSSI = -74
len = 63
0x00 0x01 0x02 0x03 0x04 0x05 0x06 0x07 0x08 0x09
0x0a 0x0b 0x0c 0x0d 0x0e 0x0f 0x10 0x11 0x12 0x13
0x14 0x15 0x16 0x17 0x18 0x19 0x1a 0x1b 0x1c 0x1d
0x1e 0x1f 0x20 0x21 0x22 0x23 0x24 0x25 0x26 0x27
0x28 0x29 0x2a 0x2b 0x2c 0x2d 0x2e 0x2f 0x30 0x31
0x32 0x33 0x34 0x35 0x36 0x37 0x38 0x39 0x3a 0x3b
0x3c 0x3d 0x3e
wait 5 sec ...
Waiting for data
Received:
SNR = 0
RSSI = -75
len = 63
0x00 0x01 0x02 0x03 0x04 0x05 0x06 0x07 0x08 0x09
0x0a 0x0b 0x0c 0x0d 0x0e 0x0f 0x10 0x11 0x12 0x13
0x14 0x15 0x16 0x17 0x18 0x19 0x1a 0x1b 0x1c 0x1d
0x1e 0x1f 0x20 0x21 0x22 0x23 0x24 0x25 0x26 0x27
0x28 0x29 0x2a 0x2b 0x2c 0x2d 0x2e 0x2f 0x30 0x31
0x32 0x33 0x34 0x35 0x36 0x37 0x38 0x39 0x3a 0x3b
0x3c 0x3d 0x3e
wait 5 sec ...
Waiting for data
Received:
SNR = 0
RSSI = -74
len = 63
0x00 0x01 0x02 0x03 0x04 0x05 0x06 0x07 0x08 0x09
0x0a 0x0b 0x0c 0x0d 0x0e 0x0f 0x10 0x11 0x12 0x13
0x14 0x15 0x16 0x17 0x18 0x19 0x1a 0x1b 0x1c 0x1d
0x1e 0x1f 0x20 0x21 0x22 0x23 0x24 0x25 0x26 0x27
0x28 0x29 0x2a 0x2b 0x2c 0x2d 0x2e 0x2f 0x30 0x31
0x32 0x33 0x34 0x35 0x36 0x37 0x38 0x39 0x3a 0x3b
0x3c 0x3d 0x3e
wait 5 sec ...
Waiting for data
Received:
SNR = 0
RSSI = -76
len = 63
0x00 0x01 0x02 0x03 0x04 0x05 0x06 0x07 0x08 0x09
0x0a 0x0b 0x0c 0x0d 0x0e 0x0f 0x10 0x11 0x12 0x13
0x14 0x15 0x16 0x17 0x18 0x19 0x1a 0x1b 0x1c 0x1d
0x1e 0x1f 0x20 0x21 0x22 0x23 0x24 0x25 0x26 0x27
0x28 0x29 0x2a 0x2b 0x2c 0x2d 0x2e 0x2f 0x30 0x31
0x32 0x33 0x34 0x35 0x36 0x37 0x38 0x39 0x3a 0x3b
0x3c 0x3d 0x3e
```
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