Sz_Insper / Mbed 2 deprecated 74HC595

Relogio para testar a MultiFunction Shield

Dependencies:   mbed ShiftReg

595.h@0:8a0f90698a02, 2020-09-09 (annotated)

Committer:
Marcelocostanzo
Date:
Wed Sep 09 23:05:11 2020 +0000
Revision:
0:8a0f90698a02
Relogio com a Multi Function Shield

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Marcelocostanzo 0:8a0f90698a02 1 #include "mbed.h"
Marcelocostanzo 0:8a0f90698a02 2 #include "ShiftReg.h"
Marcelocostanzo 0:8a0f90698a02 3
Marcelocostanzo 0:8a0f90698a02 4 ShiftReg HC595(p21, p22, p23);
Marcelocostanzo 0:8a0f90698a02 5
Marcelocostanzo 0:8a0f90698a02 6 int main() {
Marcelocostanzo 0:8a0f90698a02 7 // clear shift and store registers initially
Marcelocostanzo 0:8a0f90698a02 8 HC595.ShiftByte(0x00, ShiftReg::MSBFirst); HC595.Latch(); wait(0.2);
Marcelocostanzo 0:8a0f90698a02 9
Marcelocostanzo 0:8a0f90698a02 10 while(1) {
Marcelocostanzo 0:8a0f90698a02 11 // Demostrate to shift in bit by bit
Marcelocostanzo 0:8a0f90698a02 12 HC595.ShiftBit(1); HC595.Latch(); wait(0.2);
Marcelocostanzo 0:8a0f90698a02 13 for (int i = 0; i < 8; i++) {
Marcelocostanzo 0:8a0f90698a02 14 HC595.ShiftBit(0); HC595.Latch(); wait(0.2);
Marcelocostanzo 0:8a0f90698a02 15 }
Marcelocostanzo 0:8a0f90698a02 16
Marcelocostanzo 0:8a0f90698a02 17 // Demostrate to shift in byte-by-byte
Marcelocostanzo 0:8a0f90698a02 18 // HC595.ShiftByte(0x80, ShiftReg::MSBFirst); HC595.Latch(); wait(0.2);
Marcelocostanzo 0:8a0f90698a02 19 HC595.ShiftByte(0x40, ShiftReg::MSBFirst); HC595.Latch(); wait(0.2);
Marcelocostanzo 0:8a0f90698a02 20 HC595.ShiftByte(0x20, ShiftReg::MSBFirst); HC595.Latch(); wait(0.2);
Marcelocostanzo 0:8a0f90698a02 21 HC595.ShiftByte(0x10, ShiftReg::MSBFirst); HC595.Latch(); wait(0.2);
Marcelocostanzo 0:8a0f90698a02 22 HC595.ShiftByte(0x08, ShiftReg::MSBFirst); HC595.Latch(); wait(0.2);
Marcelocostanzo 0:8a0f90698a02 23 HC595.ShiftByte(0x04, ShiftReg::MSBFirst); HC595.Latch(); wait(0.2);
Marcelocostanzo 0:8a0f90698a02 24 HC595.ShiftByte(0x02, ShiftReg::MSBFirst); HC595.Latch(); wait(0.2);
Marcelocostanzo 0:8a0f90698a02 25 HC595.ShiftByte(0x01, ShiftReg::MSBFirst); HC595.Latch(); wait(0.2);
Marcelocostanzo 0:8a0f90698a02 26 HC595.ShiftByte(0x00, ShiftReg::MSBFirst); HC595.Latch(); wait(0.2);
Marcelocostanzo 0:8a0f90698a02 27 }
Marcelocostanzo 0:8a0f90698a02 28 }