Bubble display example using NXP PCAL9555A GPIO expander
Fork of PCAL9555_Hello by
main.cpp
- Committer:
- nxp_ip
- Date:
- 2015-03-07
- Revision:
- 0:26310705044b
- Child:
- 1:15df36975a85
File content as of revision 0:26310705044b:
#include "mbed.h" #include "PCAL9555.h" PCAL9555 gpio( p28, p27, 0x40 ); int main() { gpio.configure( 0xFFFF ); // Set all pins: input printf( " 0x%04X\r\n", (int)gpio );// Print pins state gpio.configure( 0x0000 ); // Set all pins: output int count = 0; while(1) { gpio.write( count++ ); } }