*** Using Compiler 'V5.06 update 3 (build 300)', folder: 'C:\Keil_v5\ARM\ARMCC\Bin' Rebuild target 'FATFS' assembling startup_stm32f429xx.s... compiling stm32f4xx_it.c... compiling stm32f4xx_hal_dma_ex.c... compiling stm32f4xx_hal_pwr_ex.c... compiling stm32f4xx_hal_dma.c... compiling stm32f4xx_hal_rcc_ex.c... compiling stm32f4xx_hal_uart.c... compiling stm32f4xx_hal_cortex.c... compiling system_stm32f4xx.c... compiling stm32f4xx_hal_rcc.c... compiling stm32f4xx_hal_pwr.c... compiling stm32f4xx_hal_tim_ex.c... compiling main.c... main.c(31): warning: #177-D: variable "res" was declared but never referenced u8 res=0; main.c: 1 warning, 0 errors compiling stm32f4xx_hal_gpio.c... compiling stm32f4xx_hal.c... compiling stm32f4xx_hal_usart.c... compiling stm32f4xx_hal_tim.c... compiling stm32f4xx_hal_ltdc_ex.c... compiling stm32f4xx_hal_sram.c... compiling stm32f4xx_ll_fmc.c... compiling stm32f4xx_hal_sdram.c... compiling usart.c... compiling stm32f4xx_hal_ltdc.c... compiling stm32f4xx_hal_spi.c... compiling stm32f4xx_hal_dma2d.c... compiling key.c... compiling sys.c... compiling stm32f4xx_ll_sdmmc.c... compiling stm32f4xx_hal_nand.c... compiling led.c... compiling delay.c... compiling stm32f4xx_hal_sd.c... compiling cc936.c... compiling lcd.c... compiling ff.c... compiling sdio_sdcard.c... compiling sdram.c... compiling nandtester.c... compiling nand.c... compiling usmart_config.c... compiling ltdc.c... compiling usmart_str.c... compiling spi.c... compiling w25qxx.c... compiling malloc.c... compiling usmart.c... compiling diskio.c... compiling ftl.c... compiling exfuns.c... compiling fattester.c... linking... Program Size: Code=56382 RO-data=195006 RW-data=680 ZI-data=33751352 FromELF: creating hex file... "..\OBJ\FATFS.axf" - 0 Error(s), 1 Warning(s). Build Time Elapsed: 00:00:09