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#include "gpio2nesc.h"
#include "defines.h"
#include <util/delay.h>
#include <avr/eeprom.h>
#include <inttypes.h>
#include "wiimote.h"
#include <avr/wdt.h>
// classic controller id
const unsigned char classic_controller_id[6] = {0x00, 0x00, 0xA4, 0x20, 0x01, 0x01};
volatile int jx = 0, jy = 0, rx = 0, ry = 0, tl = 0, tr = 0;
volatile uint8_t left = 0, right = 0, up = 0, down = 0, a = 0, b = 0, x = 0, y = 0,
select = 0, start = 0, home = 0, l = 0, r = 0, zl = 0, zr = 0;
// calibration data
const unsigned char cal_data[32] = {
0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00
};
void wiimote_query()
{
wdt_reset();
RED_ON;
unsigned char but_dat[8]; // struct containing button data
if (twi_reg[0xFE] == 1) // data format
{
but_dat[0] = 0b00000000; // RX<4:3> LX<5:0>
but_dat[1] = 0b00000000; // RX<2:1> LY<5:0>
but_dat[2] = 0b00000000; // RX<0> LT<4:3> RY<4:0>
but_dat[3] = 0b00000000; // LT<2:0> RT<4:0>
but_dat[4] = 0b11111111; // BDR BDD BLT B- BH B+ BRT 1
but_dat[5] = 0b11111111; // BZL BB BY BA BX BZR BDL BDU
but_dat[6] = 0;
but_dat[7] = 0;
but_dat[0] |= (jx / 4 + 0x20) & 0x3F;
but_dat[1] |= (jy / -4 + 0x20) & 0x3F;
but_dat[0] |= ((rx / 8 + 0x10) & 0x18) << 3;
but_dat[1] |= ((rx / 8 + 0x10) & 0x06) << 5;
but_dat[2] |= ((rx / 8 + 0x10) & 0x01) << 7;
but_dat[2] |= (ry / -8 + 0x10) & 0x1F;
but_dat[2] |= ((tl / 8) & 0x18) << 2;
but_dat[3] |= ((tl / 8) & 0x07) << 5;
but_dat[3] |= (tr / 8) & 0x1F;
if (right) but_dat[4] &= ~(1<<7);
if (down) but_dat[4] &= ~(1<<6);
if (l) but_dat[4] &= ~(1<<5);
if (select) but_dat[4] &= ~(1<<4);
if (home) but_dat[4] &= ~(1<<3);
if (start) but_dat[4] &= ~(1<<2);
if (r) but_dat[4] &= ~(1<<1);
if (zl) but_dat[5] &= ~(1<<7);
if (b) but_dat[5] &= ~(1<<6);
if (y) but_dat[5] &= ~(1<<5);
if (a) but_dat[5] &= ~(1<<4);
if (x) but_dat[5] &= ~(1<<3);
if (zr) but_dat[5] &= ~(1<<2);
if (left) but_dat[5] &= ~(1<<1);
if (up) but_dat[5] &= ~(1<<0);
but_dat[6] = 0;
but_dat[7] = 0;
if (((but_dat[4] & 0xFE) == 0xFE) && (but_dat[5] == 0xFF))
GREEN_OFF;
else
GREEN_ON;
wm_newaction(but_dat);
}
else if (twi_reg[0xFE] == 3) // data format
{
but_dat[0] = jx + 0x80;
but_dat[1] = rx + 0x80;
but_dat[2] = 0x7fl - jy;
but_dat[3] = 0x7fl - ry;
but_dat[4] = tl;
but_dat[5] = tr;
but_dat[6] = 0b11111111; // BDR BDD BLT B- BH B+ BRT 1
but_dat[7] = 0b11111111; // BZL BB BY BA BX BZR BDL BDU
if (right) but_dat[6] &= ~(1<<7);
if (down) but_dat[6] &= ~(1<<6);
if (l) but_dat[6] &= ~(1<<5);
if (select) but_dat[6] &= ~(1<<4);
if (home) but_dat[6] &= ~(1<<3);
if (start) but_dat[6] &= ~(1<<2);
if (r) but_dat[6] &= ~(1<<1);
if (zl) but_dat[7] &= ~(1<<7);
if (b) but_dat[7] &= ~(1<<6);
if (y) but_dat[7] &= ~(1<<5);
if (a) but_dat[7] &= ~(1<<4);
if (x) but_dat[7] &= ~(1<<3);
if (zr) but_dat[7] &= ~(1<<2);
if (left) but_dat[7] &= ~(1<<1);
if (up) but_dat[7] &= ~(1<<0);
if (((but_dat[6] & 0xFE) == 0xFE) && (but_dat[7] == 0xFF))
GREEN_OFF;
else
GREEN_ON;
wm_newaction(but_dat);
}
}
int main()
{
DDR(RED_LED_PORT) |= (1<<RED_LED_PIN); // Red led, output
DDR(GREEN_LED_PORT) |= (1<<GREEN_LED_PIN); // Red led, output
RED_ON;
GREEN_ON;
_delay_ms(100);
RED_OFF;
GREEN_OFF;
#ifdef BUTTON_A_PIN
DDR(BUTTON_A_PORT) &= ~(1<<BUTTON_A_PIN);
PORT(BUTTON_A_PORT) |= 1<<BUTTON_A_PIN;
#endif
#ifdef BUTTON_B_PIN
DDR(BUTTON_B_PORT) &= ~(1<<BUTTON_B_PIN);
PORT(BUTTON_B_PORT) |= 1<<BUTTON_B_PIN;
#endif
#ifdef BUTTON_X_PIN
DDR(BUTTON_X_PORT) &= ~(1<<BUTTON_X_PIN);
PORT(BUTTON_X_PORT) |= 1<<BUTTON_X_PIN;
#endif
#ifdef BUTTON_Y_PIN
DDR(BUTTON_Y_PORT) &= ~(1<<BUTTON_Y_PIN);
PORT(BUTTON_Y_PORT) |= 1<<BUTTON_Y_PIN;
#endif
#ifdef BUTTON_UP_PIN
DDR(BUTTON_UP_PORT) &= ~(1<<BUTTON_UP_PIN);
PORT(BUTTON_UP_PORT) |= 1<<BUTTON_UP_PIN;
#endif
#ifdef BUTTON_DOWN_PIN
DDR(BUTTON_DOWN_PORT) &= ~(1<<BUTTON_DOWN_PIN);
PORT(BUTTON_DOWN_PORT) |= 1<<BUTTON_DOWN_PIN;
#endif
#ifdef BUTTON_LEFT_PIN
DDR(BUTTON_LEFT_PORT) &= ~(1<<BUTTON_LEFT_PIN);
PORT(BUTTON_LEFT_PORT) |= 1<<BUTTON_LEFT_PIN;
#endif
#ifdef BUTTON_RIGHT_PIN
DDR(BUTTON_RIGHT_PORT) &= ~(1<<BUTTON_RIGHT_PIN);
PORT(BUTTON_RIGHT_PORT) |= 1<<BUTTON_RIGHT_PIN;
#endif
#ifdef BUTTON_SELECT_PIN
DDR(BUTTON_SELECT_PORT) &= ~(1<<BUTTON_SELECT_PIN);
PORT(BUTTON_SELECT_PORT) |= 1<<BUTTON_SELECT_PIN;
#endif
#ifdef BUTTON_START_PIN
DDR(BUTTON_START_PORT) &= ~(1<<BUTTON_START_PIN);
PORT(BUTTON_START_PORT) |= 1<<BUTTON_START_PIN;
#endif
#ifdef BUTTON_L_PIN
DDR(BUTTON_L_PORT) &= ~(1<<BUTTON_L_PIN);
PORT(BUTTON_L_PORT) |= 1<<BUTTON_L_PIN;
#endif
#ifdef BUTTON_R_PIN
DDR(BUTTON_R_PORT) &= ~(1<<BUTTON_R_PIN);
PORT(BUTTON_R_PORT) |= 1<<BUTTON_R_PIN;
#endif
#ifdef BUTTON_ZL_PIN
DDR(BUTTON_ZL_PORT) &= ~(1<<BUTTON_ZL_PIN);
PORT(BUTTON_ZL_PORT) |= 1<<BUTTON_ZL_PIN;
#endif
#ifdef BUTTON_ZR_PIN
DDR(BUTTON_ZR_PORT) &= ~(1<<BUTTON_ZR_PIN);
PORT(BUTTON_ZR_PORT) |= 1<<BUTTON_ZR_PIN;
#endif
#ifdef BUTTON_HOME_PIN
DDR(BUTTON_HOME_PORT) &= ~(1<<BUTTON_HOME_PIN);
PORT(BUTTON_HOME_PORT) |= 1<<BUTTON_HOME_PIN;
#endif
uint8_t connected = 0;
while(1)
{
if (!connected)
{
wm_init((void*)classic_controller_id, (void*)cal_data, wiimote_query);
connected = 1;
wdt_enable(WDTO_2S);
}
a = BTN_A;
b = BTN_B;
x = BTN_X;
y = BTN_Y;
select = BTN_SELECT;
start = BTN_START;
up = BTN_UP;
down = BTN_DOWN;
left = BTN_LEFT;
right = BTN_RIGHT;
l = BTN_L;
r = BTN_R;
zl = BTN_ZL;
zr = BTN_ZR;
home = BTN_HOME;
_delay_ms(1);
}
return 0;
}
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