TS-TPC-7990 PCB Changelog: Difference between revisions

From embeddedTS Manuals
No edit summary
No edit summary
Line 18: Line 18:
* Auto select LCD voltage rails with no specific strapping resistors differentiating build
* 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.
* Changed WIFI from TIWI-BLE to equivalent Atmel/Microchip WILC3000 module with 12 year availability.
** '''WIFI DOES NOT WORK ON THIS BOARD REVISION'''
* Micro USB ports both moved a few mm in to fix interference with daughter cards
* Micro USB ports both moved a few mm in to fix interference with daughter cards
* CN26 modified to support our daughtercards
* CN26 modified to support our daughtercards
Line 27: Line 28:
* Grounded CPU DIO (Ball L21) to identify REV B builds.
* Grounded CPU DIO (Ball L21) to identify REV B builds.
* Additional minor changes for internal production
* Additional minor changes for internal production
|-
| C
|
* WIFI moved to SPI to avoid SDIO bug in wifi chip.  WIFI works now with latest kernel.
* R198 removed means REV C board.
* Added PCIe reset GPIO.  Fixed some devices not working after a software reboot.
* XBEE_RESET# moved to FPGA GPIO
* TOUCH_RESET# moved to CPU GPIO so rare i2c bus lockups can be recovered with a reboot.
* Minor layout fixes
* Minor changes to CN99 for production
|}
|}

Revision as of 09:57, 20 July 2017

Revision Changes
A
  • Initial Release
B
  • Changed to Marvell PHY
  • Changed speaker to Piezo to save space, and it is louder for alarm implementations.
  • 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.
    • WIFI DOES NOT WORK ON THIS BOARD REVISION
  • Micro USB ports both moved a few mm in to fix interference with daughter cards
  • CN26 modified to support our daughtercards
  • 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
  • Grounded CPU DIO (Ball L21) to identify REV B builds.
  • Additional minor changes for internal production
C
  • WIFI moved to SPI to avoid SDIO bug in wifi chip. WIFI works now with latest kernel.
  • R198 removed means REV C board.
  • Added PCIe reset GPIO. Fixed some devices not working after a software reboot.
  • XBEE_RESET# moved to FPGA GPIO
  • TOUCH_RESET# moved to CPU GPIO so rare i2c bus lockups can be recovered with a reboot.
  • Minor layout fixes
  • Minor changes to CN99 for production
Retrieved from "http://docs.embeddedTS.com/index.php?title=TS-TPC-7990_PCB_Changelog&oldid=8931"