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--- start [11/23/2025 10:32] – [Embedded] admin
+++ start [06/09/2026 11:07] (current) – [Linux/Unix] admin
@@ Line 5: / Line 5: @@
 [[https://www.youtube.com/watch?v=PUv66718DII|Inventing on principle, Bret Victor]]
-====== ARM ======
+[[https://www.cs.unc.edu/~stotts/COMP590-059-f24/robsrules.html?utm_source=hackernewsletter&utm_medium=email&utm_term=code|Rob Pike's 5 rules of programming]]
+======ARM======
 **__[[STM32]]__**
@@ Line 100: / Line 102: @@
 |**BeaglePlay** |TI AM625 (4A53 @xxHz, 1M4F @xxHz) \\ 512KB L2 cache, each A53 32KB ICache and 32KB DCache \\ 2GB DDR4 RAM, M4F 256KB RAM \\ Tag-Connect JTAG connection  | [[https://docs.beagleboard.org/beagleplay.pdf|Board]] \\ [[https://www.ti.com/lit/gpn/am625|MCU_DS]] \\ [[https://www.ti.com/lit/pdf/spruiv7|MCU_RM]] | Yocto ? | Yocto ? |
 |**BeagleV-Fire** |4RV64GC (U54-MC) \\ 2GB DDR4 RAM \\ Tag-Connect JTAG connection  | [[https://docs.beagleboard.org/beaglev-fire.pdf|Board]] \\ [[https://www.sifive.com/document-file/sifive-essential-product-brief|MCU]] \\ [[https://www.sifive.com/document-file/freedom-u540-c000-manual|MCU_manual]] | Yocto ? | Yocto ? |
+| **ST B-G474E-DPOW1** | STM32G474RET6 @180MHz \\ 512KB Flash  \\ 128KB SRAM \\ <del>On-board ST-LINK/V3E</del> \\ **Segger J-Link** | [[https://www.st.com/resource/en/user_manual/um2577-discovery-kit-with-stm32g474re-mcu-stmicroelectronics.pdf|Board]] \\  [[https://www.st.com/resource/en/datasheet/stm32g474cb.pdf|MCU_DS]] \\ [[https://www.st.com/resource/en/reference_manual/rm0440-stm32g4-series-advanced-armbased-32bit-mcus-stmicroelectronics.pdf|MCU_RM]] \\ [[https://www.st.com/resource/en/programming_manual/pm0214-stm32-cortexm4-mcus-and-mpus-programming-manual-stmicroelectronics.pdf|M4_PM]] | gcc-arm-none-eabi-9-2019-q4-major \\ --- \\ **gcc-arm-none-eabi-9-2019-q4-major** \\ --- \\ RTEMS toolchain | libopencm3 \\ --- \\ **CubeMX (168MHz) \\ Flash and debug with gdb** \\ --- \\ RTEMS |
 ====== RTOS ======
@@ Line 124: / Line 128: @@
 [[Ubuntu]]
-**__[[kernel|Linux kernel]]__**
+<color /#FFff00>**__[[kernel|Linux kernel]]__**</color>
 [[tools|Development tools]]
-**__[[drivers|Driver programming]]__**
+<color /#FFff00>**__[[drivers|Driver programming]]__**</color>
 [[device tree]]
@@ Line 136: / Line 140: @@
 [[Testing]]
-**__[[Realtime]]__**
+<color /#FFff00>**__[[Realtime]]__**</color>
 [[http://lxr.linux.no/+trees|The Linux Cross Reference]]
@@ Line 146: / Line 150: @@
 https://marcin.juszkiewicz.com.pl/download/tables/syscalls.html
-==== BSD ====
+=== BSD ===
 Some [[FreeBSD|FreeBSD tips]].
 ====== Programming ======