IAR version 4.21, when generating the project file (make), the following error occurred: Error[e46]: Undefined external "make_udp_reply_from_request" referred in main ( G:\C Programme For MSP430\UDP\D
After soldering the PCB, the arm chip did not work, and the power indicator (light-emitting diode) did not light up. The 3.3V power supply voltage of the chip was measured by a multimeter, and there w