FR8003A和FR8008A同样的SPI配置，为什么FR8003A速度这么慢？

linking...
.\Objects\lvgl.axf: Warning: L6320W: Ignoring --keep command. Cannot find argument '_jump_table_reserved'.
.\Objects\lvgl.axf: Warning: L6320W: Ignoring --keep command. Cannot find argument '_jump_table_version'.
.\Objects\lvgl.axf: Warning: L6320W: Ignoring --keep command. Cannot find argument '_jump_table_image'.
.\Objects\lvgl.axf: Warning: L6320W: Ignoring --keep command. Cannot find argument '_jump_table_middle'.
.\Objects\lvgl.axf: Warning: L6320W: Ignoring --keep command. Cannot find argument '_jump_table_last'.
......\components\toolchain\armcc\fr800x.sct(7): warning: L6314W: No section matches pattern *(jump_table_0).
......\components\toolchain\armcc\fr800x.sct(8): warning: L6314W: No section matches pattern *(jump_table_1).
......\components\toolchain\armcc\fr800x.sct(9): warning: L6314W: No section matches pattern *(jump_table_2).
......\components\toolchain\armcc\fr800x.sct(10): warning: L6314W: No section matches pattern *(jump_table_3).
......\components\toolchain\armcc\fr800x.sct(11): warning: L6314W: No section matches pattern *(jump_table_4).
......\components\toolchain\armcc\fr800x.sct(36): warning: L6314W: No section matches pattern *(stack_section).
Program Size: Code=153780 RO-data=18308 RW-data=948 ZI-data=41872
Finished: 0 information, 11 warning and 0 error messages.
FromELF: creating hex file...

修改了蓝牙名称，但是烧录进单片机重启蓝牙名称没有变，什么原因呢？
// set local device name
uint8_t local_name[] = "zhang";
gap_set_dev_name(local_name, sizeof(local_name));

弄好了，串口加定时器配合。

uart1 如何实现接收不定长的数据？

好的，这个地址会不会被覆盖，假如我的代码增多.

我也遇到读取1字节是正确的，其它有问题的，你找到问题了吗