摘要:
#define NFDATA_READ *(volatile unsigned char*)0x70200010字节读写#define NFDATA_READ *(volatile unsigned int*)0x70200010字读写读ID代码:int nand_read_id(void){ int id; NAND_CHIP_ENABLE(); set_val(NFCMMD, 0x90); set_val(NFADDR, 0x00); NAND_READY(); printf("id0 = %02x", NFDATA_READ); print... 阅读全文
posted @ 2012-07-18 09:31
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2012年7月18日