营销型网站建设的费用报价单,网站建设 技术 哪些方面,郑州外贸网站建设公司排名,wordpress图片不加载我使用的STM32F103VBT6这款芯片,K9F1G08U0B和 STM32F103VBT6连接接口有如下对应关系:ALE——PA1WE——PA2WP——PA3R\B——PC0RE——PC1CE——PC2CLE——PC38位IO口对应PE0——PE7下面4个函数#xff0c;对应的是读取设备的ID#xff0c;我在main函数里调用函数Nand_Flash_Re…我使用的STM32F103VBT6这款芯片,K9F1G08U0B和 STM32F103VBT6连接接口有如下对应关系:ALE——PA1WE——PA2WP——PA3R\B——PC0RE——PC1CE——PC2CLE——PC38位IO口对应PE0——PE7下面4个函数对应的是读取设备的ID我在main函数里调用函数Nand_Flash_ReadDeviceID();则会从串口打印出DeviceID ec f1 0 95 40这个设备ID号是正确的。问题在下面。/***************************写指令函数***************************/void Nand_FlashCommandLatch(uint8_t CommandTypes){Data_PortOutputMode();Flash_CE_Low;Flash_CLE_Low;Flash_ALE_Low;Flash_WE_High;Flash_CLE_High;Flash_WE_Low;Data_Output(CommandTypes);Flash_WE_High;Flash_CLE_Low;Flash_ALE_High;Flash_CE_High;}/****************************设置地址函数****************************/void Nand_Flash_Write_Address(uint32_t Address){Data_PortOutputMode();Flash_CE_Low;Flash_CLE_Low;Flash_WE_High;Flash_ALE_Low;Flash_ALE_High;Flash_WE_Low;Data_Output((Address));Flash_WE_High;Flash_ALE_Low;Flash_ALE_High;Flash_WE_Low;Data_Output((Address 8) 0x0f);Flash_WE_High;Flash_ALE_Low;Flash_ALE_High;Flash_WE_Low;Data_Output((Address 12) 0xFF);Flash_WE_High;Flash_ALE_Low;Flash_ALE_High;Flash_WE_Low;Data_Output((Address 20) 0xFF);Flash_WE_High;Flash_ALE_Low;Flash_CE_High;}/*******************************用来读设备的ID*******************************/void Nand_FlashReadData(uint8_t *pBuffer,uint32_t rd_Length){uint32_t i 0;Data_PortInputMode();Flash_CE_Low;while(rd_Length--){Flash_RE_Low;*(pBuffer i) Data_Input;Flash_RE_High;i;}Flash_RE_High;Flash_CE_High;}/*读设备ID函数*/void Nand_Flash_ReadDeviceID(void){uint8_t array[5];Nand_FlashCommandLatch(0x90);Nand_Flash_Write_Address(0x00);Nand_FlashReadData(array,5);printf(DeviceID %x %x %x %x %x\r\n,array[0],array[1],array[2],array[3],array[4]);}下面的两个函数分别是向一页中写数据的函数和从一页中读出数据我是对照K9F1G08U0D数据手册中Page Program Operation的时序和Read Operation的时序写的 虽然我用的是K9F1G08U0B但我觉得这两个应该时序上差别我在main函数里面执行红色标记的代码从串口打印出的数据如下Nand_FlashPage_Program is ErrorPage 0 data:0xff 0x1e 0xf0 0x0 0x7 0x0 0xe0 0x0 0x7 0x18而我写入的数据为 uint8_t arr[]0123456789;哪位大侠遇到过这样的问题帮小弟解决一下到底我的写错在哪里还是我的操作顺序有问题呢/****************************向某一页中写数据****************************/bool Nand_FlashPage_Program(uint32_t PageNumber,uint8_t *string){uint8_t regvalue 0;uint32_t i2048,j0;uint32_t Address PageNumber*2048;uint8_t *pBufferstring;Data_PortOutputMode();Flash_CE_Low;Flash_ALE_Low;Flash_RE_High;Flash_CLE_High;Flash_WE_Low;Data_Output(0x80);Flash_WE_High;Flash_CLE_Low;Flash_ALE_High;Flash_WE_Low;Data_Output((Address));Flash_WE_High;Flash_WE_Low;Data_Output((Address 8) 0x0F);Flash_WE_High;Flash_WE_Low;Data_Output((Address 12) 0xFF);Flash_WE_High;Flash_WE_Low;Data_Output((Address 20) 0xFF);Flash_WE_High;Flash_ALE_Low;while(i--){Flash_WE_Low;Data_Output(*(pBuffer j));Flash_WE_High;j;}Flash_WE_Low;Flash_CLE_High;Data_Output(0x10);Flash_WE_High;Flash_Wait();Flash_WE_Low;Data_Output(0x70);Flash_WE_High;Flash_CLE_Low;Data_PortInputMode();Flash_RE_Low;regvalue Data_Input;Flash_RE_High;if(!( (1 0) regvalue)){return TRUE;}else{return FALSE;}}/*********************从一页中读出数据*********************/void Nand_Flash_ReadOnePage(uint32_t sc_address,uint8_t *string){uint32_t Address 2048*sc_address;uint32_t i2048,j0;uint8_t dat;Data_PortOutputMode();//Flash_CLE_Low;//Flash_CE_High;//Flash_WE_High;Flash_CE_Low;Flash_ALE_Low;Flash_RE_High;Flash_CLE_High;Flash_WE_Low;Data_Output(0x00);Flash_WE_Low;Flash_WE_High;Flash_CLE_Low;Flash_ALE_High;Flash_WE_Low;Data_Output(Address);Flash_WE_High;Flash_WE_Low;Data_Output((Address 8) 0x0F);Flash_WE_High;Flash_WE_Low;Data_Output((Address 12) 0xFF);Flash_WE_High;Flash_WE_Low;Data_Output((Address 20) 0xFF);Flash_WE_High;Flash_ALE_Low;Flash_CLE_High;Flash_WE_Low;Data_Output(0x30);Flash_WE_High;Flash_CLE_Low;Flash_Wait();Data_PortInputMode();while(i--){Flash_RE_Low;*(stringj) Data_Input;Flash_Delay(c_FlashDelayCnt);Flash_RE_High;Flash_Delay(c_FlashDelayCnt);}}int main(void){uint8_t array[2112],i;bool Is_ok;Init_RCC();delay_init(64); //延时函数初始化NVIC_Configuration(); //设置NVIC中断分组2:2位抢占优先级2位响应优先级uart_init(115200);Nandflash_Init();Is_ok Nand_FlashPage_Program(0x00,arr);if(Is_okTRUE)printf(Nand_FlashPage_Program is Successful\r\n);elseprintf(Nand_FlashPage_Program is Error\r\n);while(1){Nand_Flash_ReadOnePage(0x00,array);printf(Page 0 data:);for(i0;i10;i){printf(0x%x ,array);}printf(\r\n);delay_ms(1000);}}这是我的nandflash初始化函数void Nandflash_Init(){GPIO_InitTypeDef GPIO_InitStructure;RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA|RCC_APB2Periph_GPIOC|RCC_APB2Periph_GPIOE, ENABLE);GPIO_InitStructure.GPIO_Pin GPIO_Pin_1|GPIO_Pin_2|GPIO_Pin_3;GPIO_InitStructure.GPIO_Mode GPIO_Mode_Out_PP;GPIO_InitStructure.GPIO_Speed GPIO_Speed_2MHz;GPIO_Init(GPIOA, GPIO_InitStructure);GPIO_SetBits(GPIOA,GPIO_Pin_1|GPIO_Pin_2|GPIO_Pin_3);GPIO_InitStructure.GPIO_Pin GPIO_Pin_1|GPIO_Pin_2|GPIO_Pin_3;GPIO_InitStructure.GPIO_Mode GPIO_Mode_Out_PP;GPIO_InitStructure.GPIO_Speed GPIO_Speed_2MHz;GPIO_Init(GPIOC, GPIO_InitStructure);GPIO_SetBits(GPIOC,GPIO_Pin_1|GPIO_Pin_2|GPIO_Pin_3);GPIO_InitStructure.GPIO_Pin GPIO_Pin_0;GPIO_InitStructure.GPIO_Mode GPIO_Mode_IPU;GPIO_Init(GPIOC, GPIO_InitStructure);GPIOE-CRL 0x33333333;Flash_WP_High;}
