ZHCSJA4B January 2019 – May 2022 DLP4500
PRODUCTION DATA
An illumination interface is provided that supports an LED driver with up to 3 individual channels.
Table 9-3 describes the active signals for the illumination interface.
| SIGNAL NAME | DESCRIPTION |
|---|---|
| HEARTBEAT | LED blinks continuously to indicate system is running fine |
| FAULT_STATUS | LED off indicates system fault |
| LEDR_EN | Red LED enable |
| LEDG_EN | Green LED enable |
| LEDB_EN | Blue LED enable |
| LEDR_PWM | Red LED PWM signal used to control the LED current |
| LEDG_PWM | Green LED PWM signal used to control the LED current |
| LEDB_PWM | Blue LED PWM signal used to control the LED current |