I'm communicating my ESP32 with a STM32F0 trought I2C.. everythings run fine for 1~2 hours and occurs this error "i2c command link malloc error", "Guru Meditation Error: Core 0 panic'ed (LoadProhibited). Except
E (2113976) i2c: i2c command link malloc error abort() was called at PC 0x40123d9f on core 1 Backtrace: 0x4008da28:0x3ffdd390 0x4008dc7d:0x3ffdd3b0 0x40123d9f:0x3ffdd3d0 0x40123de6:0x3ffdd3f0 0x4010aacb:0x3ffdd410 0x40112823:0x3ffdd430 0x400ec0a5:0x3ffdd450 0x400ec428:0x...
Various calls to i2c_master_* return error: E (2006015) i2c: i2c command link malloc error I (2006015) memreport: memReport(): there are 4336 MALLOC_CAP_8BIT | MALLOC_CAP_INTERNAL bytes free. E (2006015) Max77818: readReg(): error "ESP_FAIL" calling i2c_master_write_byte (2) on ...
#define I2C_CMD_MALLOC_ERR_STR "i2c command link malloc error" #define I2C_CMD_USER_ALLOC_ERR_STR "i2c command link allocation error: the buffer provided is too small." #define I2C_TRANS_MODE_ERR_STR "i2c trans mode error" #define I2C_MODE_ERR_STR "i2c mode error" ...
u8 command,intsize, unioni2c_smbus_data *data); u32 (*functionality) (structi2c_adapter *); }; Functionality 函数用于返回algorithm所支持的通信协议,比如I2C_FUNC_I2C,I2C_FUNC_10BIT_ADDR等。 smbus_xfer 函数SMBus传输函数指针,SMBus大部分基于I2C总线规范,SMBus不需增加额外引脚。与I2C总线相比,SM...
i2c_msg*)malloc(e2prom_data.nmsgs*sizeof(struct i2c_msg)); if(!e2prom_data.msgs) { perror("malloc error"); exit(1); } ioctl(fd,I2C_TIMEOUT,1);/*超时时间*/ ioctl(fd,I2C_RETRIES,2);/*重复次数*/ /***write data to e2prom**/ ...
【实验环境】 1、Ubuntu 7.0.4发行版 2、u-boot-1.3.1 3、FS2410平台 4、交叉编译器 arm-softfloat-linux-gnu-gcc-3.4.5 【实验步骤】 一、建立自己的平台类型 (1)解压文件 #tar jxvf u-boot-1.3.1.tar.bz2 (2)进入 U-Boot源码目录 #cd u-boot-1.3.1 (3)创建自己的开发板: #cd board #cp ...
Preserving Class Attribute Definition Order PEP 468: Preserving Keyword Argument Order New dict implementation PEP 523: Adding a frame evaluation API to CPython PYTHONMALLOC environment variable DTrace and SystemTap probing support Other Language Changes New Modules secrets Improved Modules array ast async...
e2prom_data.msgs=(struct i2c_msg*)malloc(e2prom_data.nmsgs*sizeof(struct i2c_msg)); if(!e2prom_data.msgs) { perror("malloc error"); exit(1); } ioctl(fd,I2C_TIMEOUT,1);/* 超时时间*/ ioctl(fd,I2C_RETRIES,2);/*重复次数*/ ...
ESP_GOTO_ON_ERROR(i2c_master_write(cmd, data, len, true), err, TAG, "I2C master write error"); uint8_t *reg_addr_and_data = malloc(len + 1); // Create a packet containing the register and data to be transmitted reg_addr_and_data[0] = reg_addr; ...