通信协议命令:读取topo版本 0x11
SDK:1.10.8版本
mcu spi runtopoinfo
write buf [0] == 55
write buf [1] == aa
write buf [2] == 16
write buf [3] == 00
write buf [4] == 11
write buf [5] == 00
write buf [6] == 00
write buf [7] == 00
write buf [8] == 00
write buf [9] == 00
write buf [10] == 00
write buf [11] == 00
write buf [12] == 00
wr ...
SPI通信示例
格式如下
1.10的sdk当中SPI/uart通信协议的校验是哪里开始的
从cmd到crc前一个字节,例如
通信中的数据长度是几个byte
1.10的1.10.8sdk当中DATA_LEN 为2Byte[DATA+CRC]