05. System LED Indications
The system LED indicates the current device status.
LD4 and LD8 on the STM32 Discovery Kit (B-L4S5I-IOT01A) operate as system LED.
LED1 (LD8) is red, and LED2 (LD4) is blue.
LED1 Patterns
LED1 is the network status indicator.
| Condition | LED Pattern | Notes |
|---|---|---|
| Power Off |  | |
| Immediately after boot |  | |
| This device has not been registered to NEQTO Console |  | |
| Out of service area | | |
| Within service area | | |
| Connection Strength (When the antenna level indication function is enabled) |  |
LED2 Patterns
LED2 is the NEQTO service status indicator.
| Event | LED Pattern | Notes |
|---|---|---|
| Power Off | | |
| Starting script |  | |
| Connecting to NEQTO Console |  | |
| Script running |  | |
| Firmware update mode in-progress |  |
LED1/LED2 Simultaneous Operation
LED1 and LED2 operate simultaneously in special cases.
| Event | LED Pattern (Top: LED1, Bottom: LED2) | Notes |
|---|---|---|
| Entering User Console Mode | | Displays until the 'start' command is executed |
| Updating Firmware |   | Flashes both irregularly. |
Updated: 2021-08-23