Jimmy Fang
/
TEST_I2C_0724
I2C master
Diff: main.cpp
- Revision:
- 0:33d0ef188319
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Wed Jul 24 03:27:30 2019 +0000 @@ -0,0 +1,25 @@ +#include "mbed.h" + +I2C i2c(I2C_SDA , I2C_SCL ); + +const int addr8bit = 0xA0; // 8bit I2C address, 0x90 + +char cmd[2]; + +int main() +{ + while(1) + { + cmd[0] = 'a'; + cmd[1] = 'b'; + i2c.write(addr8bit, cmd, 2); + + wait(0.5); + + #if 0 + cmd[0] = 0x00; + i2c.write(addr8bit, cmd, 1); + i2c.read( addr8bit, cmd, 2); + #endif + } +} \ No newline at end of file