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make it volatile

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This commit is contained in:
Tristan Krause 2019-04-03 08:40:14 +02:00
parent 4d2ea6013c
commit de7143887d
25 changed files with 368 additions and 377 deletions
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14
firmware/mcp23s17.cpp
View file

@ -1,10 +1,10 @@
#include "mcp23s17.h"
MCP23S17::MCP23S17(SPI& spi, uint8_t adr) : spi(spi), adr(adr)
MCP23S17::MCP23S17(volatile SPI& spi, uint8_t adr) : spi(spi), adr(adr)
{
}
void MCP23S17::setDirA(uint8_t dir) const
void MCP23S17::setDirA(uint8_t dir) const volatile
{
spi.setAdr(adr);
spi.pushByte(MCP23S17_OPCODE | MCP23S17_WRITE);
@ -13,7 +13,7 @@ void MCP23S17::setDirA(uint8_t dir) const
spi.setAdr(SPIADR::NONE);
}
void MCP23S17::setDirB(uint8_t dir) const
void MCP23S17::setDirB(uint8_t dir) const volatile
{
spi.setAdr(adr);
spi.pushByte(MCP23S17_OPCODE | MCP23S17_WRITE);
@ -22,7 +22,7 @@ void MCP23S17::setDirB(uint8_t dir) const
spi.setAdr(SPIADR::NONE);
}
void MCP23S17::writePortA(uint8_t port) const
void MCP23S17::writePortA(uint8_t port) const volatile
{
spi.setAdr(adr);
spi.pushByte(MCP23S17_OPCODE | MCP23S17_WRITE);
@ -31,7 +31,7 @@ void MCP23S17::writePortA(uint8_t port) const
spi.setAdr(SPIADR::NONE);
}
void MCP23S17::writePortB(uint8_t port) const
void MCP23S17::writePortB(uint8_t port) const volatile
{
spi.setAdr(adr);
spi.pushByte(MCP23S17_OPCODE | MCP23S17_WRITE);
@ -40,7 +40,7 @@ void MCP23S17::writePortB(uint8_t port) const
spi.setAdr(SPIADR::NONE);
}
uint8_t MCP23S17::readPortA(void) const
uint8_t MCP23S17::readPortA(void) const volatile
{
spi.setAdr(adr);
spi.pushByte(MCP23S17_OPCODE | MCP23S17_READ);
@ -50,7 +50,7 @@ uint8_t MCP23S17::readPortA(void) const
return port;
}
uint8_t MCP23S17::readPortB(void) const
uint8_t MCP23S17::readPortB(void) const volatile
{
spi.setAdr(adr);
spi.pushByte(MCP23S17_OPCODE | MCP23S17_READ);