[導(dǎo)讀]出現(xiàn)這幾個(gè)錯(cuò)誤\\output\\Buzzer.axf: Error: L6218E: Undefined symbol GPIO_Init (referred from main.o)..\\output\\Buzzer.axf: Error: L6218E: Undefined symbol GPIO_PinRemapConfig (referred from main.o)..\\out
出現(xiàn)這幾個(gè)錯(cuò)誤
outputBuzzer.axf: Error: L6218E: Undefined symbol GPIO_Init (referred from main.o).
.outputBuzzer.axf: Error: L6218E: Undefined symbol GPIO_PinRemapConfig (referred from main.o).
.outputBuzzer.axf: Error: L6218E: Undefined symbol GPIO_SetBits (referred from main.o).
.outputBuzzer.axf: Error: L6218E: Undefined symbol RCC_APB2PeriphClockCmd (referred from main.o).
一般原因是，庫函數(shù)未添加，在工程的 lib中加入 rcc.c文件即可
見圖：
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