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--- comfilepi:hardware_revisions:index [2022/12/09 17:03]
COMFILE Technology [Hardware Revisions]
+++ comfilepi:hardware_revisions:index [2023/06/26 10:04]
COMFILE Technology
@@ Line 1: / Line 1: @@
+====== Hardware Revisions ======
+===== CPi-F104PR & CPi-F150PR  =====
+==== v1.0 ====
+    * Initial release
+===== CPi-C070WR4C =====
+==== v2.0 ====
+    * Replaced SMSC9512 10/100 Ethernet with CM4's 1Gbps internal Ethernet.  Please remove the ''dtoverlay=noeth'' setting in the ///boot/config.txt// file.
+    * Replaced 9514 USB/Ethernet IC with USB hub IC
+    * OS 20230227 or later is recommended.
+==== v1.0 ====
+    * Initial release
+===== CPi-A070WR, CPi-A102WR, CPi-S070WR =====
+==== v2.7 ====
+    * Added support for CM4S modules
+==== v2.6 ====
+    * Added USB device protection circuit
+==== v2.5 ====
+    * Voltage regulator component change
+==== v2.4 ====
+    * PCB layout (solder mask) improvements.
+    * Some manually applied changes in v2.3 are now permanent and applied during fabrication
+    * [CPi-A070xx] Beginning in June 2020, modifications to improve EMI performance
+    * [CPi-A102xx] Beginning in June 2021, modifications to improve EMI performance
+==== v2.3 ====
+    * Improved I2C circuit
+    * Improved SD Card support
+    * Most recent production has a 4th USB port for programming Compute Modules with an eMMC
+    * Beginning in October 2020, production began populating the RS-485 port with 1kΩ bias resistors.
+==== v2.2 ====
+    * COM1 has been changed from RS-232 to RS-485
+    * Use [[comfilepi:raspbian:index#cpi-a070wr_cpi-a102wr|OS 20170828]] or later.
+==== v2.1 ====
+    * RTC IC is populated.
+    * Added [[comfilepi:controlling_the_lcd_backlight:index|backlight brightness control feature]] (GPIO31)
+    * Use [[comfilepi:raspbian:index#cpi-a070wr_cpi-a102wr|OS 20170828]] or later.
+==== v2.0 (S/N : A01001-17-7-11 ~ A01001-17-11-91, A01003-17-7-1 ~ A01003-17-10-26) ====
+    * Added Enable/Disable function for level shifter IC (TXS0108E). Needs bt-blob.bin file at /boot folder.
+    * Populated R33 for [[comfilepi:controlling_the_lcd_backlight:index|backlght On/Off feature]] (GPIO34).
+    * Added RTC cirucuit.  However, the RTC IC is not populated.
+    * Use [[comfilepi:raspbian:index#cpi-a070wr_cpi-a102wr|OS 20170703]] or later.
+==== v1.5 (S/N : A01001-17-6-1 ~ A01001-17-7-10) ====
+    * Unused USB Port is removed.
+====  v1.4 (S/N : A01001-17-5-1 ~ A01001-17-5-17) ====
+    * Initial release
+===== CPi-A101WR, CPi-S101WR =====
+==== v1.4 ====
+  * Added support for CM4S modules
+==== v1.3 ====
+    * Added USB device protection circuit
+==== v1.2 ====
+    * Voltage regulator component change
+==== v1.1 ====
+    * Improved I2C circuit
+==== v1.0 ====
+    * Initial Release
+===== CPi-A150WR, CPi-S150WR =====
+==== v1.6 ====
+    * Added support for CM4S modules
+==== v1.5 ====
+    * Voltage regulator component change
+==== v1.4 ====
+    * Improved I2C circuit
+==== v1.3 ====
+    * Initial release
+===== CPi-A070WT =====
+==== v1.3 ====
+    * Voltage regulator component change
+==== v1.2 ====
+    * Modifications to improve EMI performance
+==== v1.1 ====
+    * Changes to support eMMC
+    * Improved I2C circuit.
+==== v1.0 ====
+    * Initial Release
+[[comfilepi:index|ComfilePi - Industrial Raspberry Pi Panel PC]]

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