jens
f6fca1e28b
- added power switch and command - temporarly disabled command and ADC event git-svn-id: http://moon:8086/svn/projects/HendiControl@23 fda53097-d464-4ada-af97-ba876c37ca34
56 lines
910 B
C
56 lines
910 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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DDRB = 0x03;
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DDRC = 0x01;
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PORTB = PORTB | 0x03;
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PORTC = PORTC | 0x01;
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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, 0, 1},
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{0x05, 1, 1},
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{0x05, 2, 1},
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{0x08, 0, 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) != portItems[portItem].pol;
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return enable;
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} |