Connectors, Headers, and Switch Description
6
DLPU034C – June 2015 – Revised November 2016
Copyright © 2015–2016, Texas Instruments Incorporated
DLP
®
LightCrafter™ Display 4710 EVM User’s Guide
7. The DLP LightCrafter has 12 indicator LEDs (see
).
Table 2. LEDs on the DLP LightCrafter Display 4710 EVM
LED
INDICATOR DESCRIPTION
D_PROJON
On
when projector is turned via switch
D_12ON
12-V power applied
D_MSP
On
when HDMI cable plugged in and external video detected.
Off
when external video is not detected.
D_IRQS
On
during DLPC3439_Slave boots
Off
when projector is running. Indication of DLPC3439_Slave boot-up completed and ready to
receive commands
D_IRQM
On
during DLPC3439_Master boots
Off
when projector is running. Indication of DLPC3439_Master boot-up completed and ready to
receive commands
D_USBTX
Blinking when PC is communicating to DLPC3439 over I
2
C
D_USBRX
Blinking when PC is communicating to flash over SPI
D_MSPACK
On
when Cypress CY3420 is I
2
C master
Off
when MSP430 is I
2
C master
D_MSPREQ
On
when Cypress CY3420 requests the MSP430 to give Cypress master control of the I
2
C bus
D_GPIO5
Status indication of DLPC3439_Master GPIO5
D_GP5V
On
when DLPA3005 applies 5 V
D_RSTZ
On
when DLPC3439 is in RESET
5
Connectors, Headers, and Switch Description
Table 3. List of Installed Connectors on the 4710 EVM Board
INSTALLED CONNECTORS/HEADERS
DESCRIPTION
J_PEDID
Header to program the EDID
JRST
Header to set DLPC3439 in RESET
J_RED
Connector for RED LED cable
J_GRN
Connector for GREEN LED cable
J_BLU
Connector for BLUE LED cable
J_DEV
Connector for the I
2
C interface (DevaSys box)
J_FAN1,J_FAN2,J_FAN3,J_FAN4
Connector for 12-V DC power
J_FLEX
Connector for flex cable
J_HDMI
Connector for Mini_HDMI input
J_MSPJTAG
MSP430 JTAG programming interface connector
J_MSPONOFF
Projector ON/OFF switch
SW1
Push-button to request I
2
C
J_WPC
Unsupported
J_TMP
Unsupported
J_LABB
Unsupported
J_3DG
Unsupported
