somewhat works

firmware/modularkbd/Debug/Core/Src/main.cyclo

@@ -1,9 +1,10 @@
-../Core/Src/main.c:149:5:main	6
-../Core/Src/main.c:253:6:SystemClock_Config	3
-../Core/Src/main.c:297:6:HAL_UART_RxCpltCallback	5
-../Core/Src/main.c:317:6:findBestParent	4
-../Core/Src/main.c:338:6:handleUARTMessages	12
-../Core/Src/main.c:386:6:addUSBReport	3
-../Core/Src/main.c:394:6:matrixScan	4
-../Core/Src/main.c:407:6:resetReport	1
-../Core/Src/main.c:418:6:Error_Handler	1
+../Core/Src/main.c:150:5:main	7
+../Core/Src/main.c:256:6:SystemClock_Config	3
+../Core/Src/main.c:300:6:HAL_UART_RxCpltCallback	5
+../Core/Src/main.c:319:6:HAL_UART_ErrorCallback	5
+../Core/Src/main.c:337:6:findBestParent	4
+../Core/Src/main.c:358:6:handleUARTMessages	11
+../Core/Src/main.c:403:6:addUSBReport	3
+../Core/Src/main.c:411:6:matrixScan	4
+../Core/Src/main.c:424:6:resetReport	1
+../Core/Src/main.c:435:6:Error_Handler	1

firmware/modularkbd/Debug/Core/Src/main.su

@@ -1,9 +1,10 @@
-../Core/Src/main.c:149:5:main	40	static
-../Core/Src/main.c:253:6:SystemClock_Config	88	static
-../Core/Src/main.c:297:6:HAL_UART_RxCpltCallback	16	static
-../Core/Src/main.c:317:6:findBestParent	24	static
-../Core/Src/main.c:338:6:handleUARTMessages	56	static
-../Core/Src/main.c:386:6:addUSBReport	24	static
-../Core/Src/main.c:394:6:matrixScan	16	static
-../Core/Src/main.c:407:6:resetReport	8	static
-../Core/Src/main.c:418:6:Error_Handler	4	static,ignoring_inline_asm
+../Core/Src/main.c:150:5:main	48	static
+../Core/Src/main.c:256:6:SystemClock_Config	88	static
+../Core/Src/main.c:300:6:HAL_UART_RxCpltCallback	16	static
+../Core/Src/main.c:319:6:HAL_UART_ErrorCallback	16	static
+../Core/Src/main.c:337:6:findBestParent	24	static
+../Core/Src/main.c:358:6:handleUARTMessages	56	static
+../Core/Src/main.c:403:6:addUSBReport	24	static
+../Core/Src/main.c:411:6:matrixScan	16	static
+../Core/Src/main.c:424:6:resetReport	8	static
+../Core/Src/main.c:435:6:Error_Handler	4	static,ignoring_inline_asm