SNAU291 October 2023
LMKDB1108EVM have status output signal from LMKDB1108, LEDs and testpoints to monitor signal / supply voltage on the board. Table 3-10 summarizes all the status signals / testpoints on the board.
Function / Test Signal | Status Pin / LED Designator | Description |
---|---|---|
LOSb | TP4 | Test point to monitor LOSb status. |
D7 | LED status light for LOSb detection. | |
SBI OUT | J12 | SMA Port for SBI OUT pin. |
TP7 | Additional test point for SBI OUT pin. | |
J1 | Jumper header for SBI OUT, SBI_IN, SBI_DATA, and SHFT_LD# pins to connect all signals needed for daisy chain in one place. | |
VDDA | D5 | LED status light for VDDA supply pin. |
TP2 | Test point for VDDA supply pins. | |
VDD | D6 | LED status light for VDD supply pins. |
TP3 | Test point for VDD supply pins. | |
VDD_MAIN | TP1 | Test Point to measure the VDD supply selected from USB option or External option through JP17. |
GND | TP5, TP6 | Test points for GND reference on the board. |
USB LED | D4 | USB LED status light to verify USB2ANY communication to board. |
U2A_3V3 | D2 | USB2ANY LDO supply status LED. |
TP8 | Test point for USB2ANY LDO supply pin. |