jens
8f77e6dc2d
- needed to modify init values of variables - switch is off on start up git-svn-id: http://moon:8086/svn/projects/HendiControl@184 fda53097-d464-4ada-af97-ba876c37ca34
59 lines
966 B
C
59 lines
966 B
C
/*
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* port.c
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*
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* Created: 20.02.2019 20:54:33
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* Author: jens
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*/
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#include <avr/io.h>
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#include "port.h"
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void port_init()
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{
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DDRD = 0xFC;
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DDRB = 0x06;
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PORTD = 0xFC;
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PORTB = 0x06;
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}
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typedef struct _sPort_t
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{
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uint8_t port;
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uint8_t pin;
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uint8_t pol;
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} Port_t;
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const Port_t portItems[NUM_ITEMS] =
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{
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{0x05, 2, 1},
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{0x0B, 6, 1},
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{0x0B, 7, 1},
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{0x0B, 2, 1},
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{0x0B, 3, 1},
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{0x0B, 4, 1},
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{0x0B, 5, 1},
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{0x05, 1, 1},
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};
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void portSet(int portItem, int enable)
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{
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uint8_t addr = portItems[portItem].port;
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uint8_t pin_mask = 1 << portItems[portItem].pin;
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if (enable ^ portItems[portItem].pol)
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{
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_SFR_IO8(addr) |= pin_mask;
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}
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else
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{
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_SFR_IO8(addr) &= ~pin_mask;
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}
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}
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int portGet(int portItem)
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{
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uint8_t addr = portItems[portItem].port;
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uint8_t pin_mask = 1 << portItems[portItem].pin;
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int enable = (_SFR_IO8(addr) & pin_mask) != pin_mask;
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return enable ^ portItems[portItem].pol;
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} |