目前是使用TMS320C55XXCSL-LOWPWR-03.06.00.01-Setup.exe 安装了C5500相关的例程代码,c55_csl_3.06。现在想验证I2C读写是否正常,初始化正常,写失败,晶振频率设置为12.288。 循环进行写操作,示波器测量I2C_SCL,I2C_SDA管脚,一个为高电平,一个为低电平,无时钟信号,想请问一下是不是什么配置有问题?
log打印如下:
I2C CODEC CONFIGURING IN POLLED MODE TEST!
I2C Write Failed!!
Read Write Buffers Don't Match for Register:0 with Value:0
CSL_testRegister Failed!!
I2C Write Failed!!
Read Write Buffers Don't Match for Register:65 with Value:81
CSL_testRegister Failed
I2C Write Failed!!
Read Write Buffers Don't Match for Register:66 with Value:99
CSL_testRegister Failed
I2C Write Failed!!
Read Write Buffers Don't Match for Register:0 with Value:1
CSL_testRegister Failed!!
I2C Write Failed!!
Read Write Buffers Don't Match for Register:51 with Value:40
CSL_testRegister Failed!!
I2C Write Failed!!
Read Write Buffers Don't Match for Register:52 with Value:60
CSL_testRegister Failed!!
I2C Write Failed!!
Read Write Buffers Don't Match for Register:0 with Value:0
CSL_testRegister Failed!!
I2C Write Failed!!
Read Write Buffers Don't Match for Register:65 with Value:81
CSL_testRegister Failed
I2C Write Failed!!
Read Write Buffers Don't Match for Register:66 with Value:99
CSL_testRegister Failed
I2C Write Failed!!
Read Write Buffers Don't Match for Register:0 with Value:1
CSL_testRegister Failed!!