Parallel bus emulation by GPIO ports
Dependencies: mbed parallel_bus
Diff: main.cpp
- Revision:
- 1:84f14b88a570
- Parent:
- 0:b0587d0181e1
--- a/main.cpp Tue Jul 10 05:39:46 2012 +0000 +++ b/main.cpp Thu Jul 12 05:53:12 2012 +0000 @@ -1,22 +1,30 @@ +// paprallel bus library demo +// 10-Jul-2012 : original +// 12-Jul-2012 : using version 2 library + #include "mbed.h" #include "hardware_abs.h" -#define ADDR 0xC3 - -char data[] = { 0xFE, 0xFD, 0xFC, 0xFB, 0xFA, 0xF9, 0xF8, 0xF7, 0xF6, 0xF5, 0xF4, 0xF3, 0xF2, 0xF1, 0xF0, 0xEF }; -char v; +char data[] = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F }; +char rd[ 16 ]; +char a; +char b; int main() { hardware_initialize(); reset( 10, 1000 ); - write_data( 0xCA, 0x55 ); + write_data( 0xCA, 0x55 ); write_data( 0xDA, 0xAA ); - v = read_data( 0xCA ); - v = read_data( 0xDA ); + a = read_data( 0xCA ); + b = read_data( 0xDA ); + write_data( 0xC0, 0x02 ); write_data_burst( 0xC3, data, sizeof( data ) ); + write_data( 0xC0, 0x02 ); + read_data_burst( 0xC3, rd, sizeof( rd ) ); + while (1) ; }