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TS-TPC-7990 PCB Changelog
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Revision as of 16:15, 20 February 2017 by
Mark
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Revision
Changes
A
Initial Release
B
Changed to Marvell PHY
Changed speaker to Piezo to save space, and it is louder for alarm implementations.
Removed remote LCD
Added Nimblelink Socket
Fixed touch controller to have correct IRQ polarity for sleep mode
Changed 5V regulator to provide higher current (2.5 A to 5 A)
Fixed SW_5V FET from being held off by offboard RS-232
Auto select LCD voltage rails with no specific strapping resistors differentiating build
Changed WIFI from TIWI-BLE to equivalent Atmel/Microchip WILC3000 module with 12 year availability.
Micro USB ports both moved a few mm in to fix interference with daughter cards
Now supporting 4 strapping resistors for custom builds
CN26 modified to support DC799-SILO supercap board
Backlight regulator has GPIO enable allowing backlight to be entirely turned off besides PWM.
Removed SIM socket
Changed scan on Microtips LCD to rotate 180 degrees to match other LCDs
Added SATA/PCIe MUX. Mode is selected in u-boot.
Changed 11V regulator
Added POE daughtercard support and POE detect.
Removed HD4
Added TVS to all RS485 ports
Grounded CPU DIO (Ball L21) to identify REV B builds.
Additional minor changes for internal production
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