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struct switchcfg {
uint8_t targets0[2];
uint8_t targets1[2];
uint8_t lastclick;
int8_t dir;
uint8_t tgt1active;
};
#define T_DOUBLECLICK 75
struct switchcfg sw;
static uint8_t tast_curstate(void)
{
uint16_t sum = 0;
sum += target_get(sw.targets0[0]);
sum += target_get(sw.targets0[1]);
if (sw.tgt1active) {
sum += target_get(sw.targets1[0]);
sum += target_get(sw.targets1[1]);
sum++;
sum >>= 1;
}
sum++;
sum >>= 1;
return sum;
}
static void tast_applystate(uint8_t all, uint8_t target)
{
target_set(sw.targets0[0], target);
target_set(sw.targets0[1], target);
if (all) {
target_set(sw.targets1[0], target);
target_set(sw.targets1[1], target);
}
}
static void tast_click(void)
{
uint8_t ltarget, all;
uart_puts("# click\n");
if (sw.lastclick < T_DOUBLECLICK) {
sw.lastclick = T_DOUBLECLICK;
sw.tgt1active = 1;
sw.dir = -1;
ltarget = 0xff;
all = 1;
} else {
sw.lastclick = 0;
ltarget = tast_curstate();
if (ltarget) {
sw.tgt1active = 0;
sw.dir = +1;
ltarget = 0;
all = 1;
} else {
sw.dir = -1;
ltarget = 0xff;
all = 0;
}
}
tast_applystate(all, ltarget);
}
static void do_tick(void)
{
static uint8_t history;
static uint8_t downctr;
uint8_t state;
history <<= 1;
history |= (PIND >> D_TAST) & 1;
if (sw.lastclick < 0xff)
sw.lastclick++;
if (history & 0x3f) {
if (!downctr)
return;
if (downctr < 60) {
//PORTD &= ~(1 << D_LED1);
tast_click();
} else
sw.dir = -sw.dir;
downctr = 0;
return;
}
if (downctr < 60) {
PORTD |= (1 << D_LED1);
downctr++;
} else {
state = tast_curstate();
PORTD &= ~(1 << D_LED1);
uart_puts("\t# dim ");
uart_puthex(state);
uart_puts(" ");
uart_puthex(sw.dir);
uart_puts("\n");
for (int i = 0; i < 6; i++) {
state += sw.dir;
if (state == 0xff)
state = 0xfe;
if (state < 0x55)
state = 0x55;
}
tast_applystate(sw.tgt1active, state);
}
}
static void dim_init(void)
{
sw.targets0[0] = 0x03;
sw.targets0[1] = 0x04;
sw.targets1[0] = 0x01;
sw.targets1[1] = 0x02;
sw.lastclick = 0xff;
sw.dir = 1;
sw.tgt1active = 0;
}
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