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glowing flame

This commit is contained in:
kiu 2011-07-23 06:04:04 +02:00
parent dae166e99e
commit d01fd1ef25
1 changed files with 46 additions and 23 deletions
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69
firmware/applications/flame.c
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@ -27,6 +27,11 @@
#define FLAME_I2C_LS0_LED2 0x04
#define FLAME_I2C_LS0_LED3 0x06
#define FLAME_UP 0x01
#define FLAME_UP_WAIT 0x02
#define FLAME_DOWN 0x03
#define FLAME_DOWN_WAIT 0x04
void ReinvokeISP(void);
/**************************************************************************/
@ -40,22 +45,44 @@ void flameSetI2C(uint8_t cr, uint8_t value) {
i2cEngine();
}
uint8_t flameMode = FLAME_UP;
uint8_t flameI2Csend = 0;
uint8_t flameI2Cpsc = 0;
uint8_t flameI2Cpwm = 0;
uint16_t ax = 0;
uint16_t flameTicks = 0;
void tick_flame(void) { // every 10ms
ax++;
if (ax < 0x3FF) {
return;
}
ax = 0;
flameI2Cpsc+=13;
flameI2Cpwm-=17;
flameTicks++;
if (flameMode == FLAME_UP) {
flameI2Cpwm++;
flameI2Csend = 1;
if (flameI2Cpwm == 0xFF) {
flameMode = FLAME_UP_WAIT;
flameTicks = 0;
}
}
if (flameMode == FLAME_UP_WAIT) {
if (flameTicks > 0x1FF) {
flameMode = FLAME_DOWN;
}
}
if (flameMode == FLAME_DOWN) {
flameI2Cpwm--;
flameI2Csend = 1;
if (flameI2Cpwm == 0x00) {
flameMode = FLAME_DOWN_WAIT;
flameTicks = 0;
}
}
if (flameMode == FLAME_DOWN_WAIT) {
if (flameTicks > 0xFF) {
flameMode = FLAME_UP;
}
}
}
void main_flame(void) {
@ -66,25 +93,21 @@ void main_flame(void) {
flameSetI2C(FLAME_I2C_CR_PWM0, 0x00); // set pwm
flameSetI2C(FLAME_I2C_CR_LS0, FLAME_I2C_LS0_PWM0 << FLAME_I2C_LS0_LED0); // set led0 to pwm
char key;
while (1) {
key = getInput();
delayms(20);
if (flameI2Csend == 1) {
flameI2Csend = 0;
flameSetI2C(FLAME_I2C_CR_PWM0, flameI2Cpwm); // set pwm
}
char key = getInput();
if (key == BTN_ENTER) {
DoString(0,50,"ISP!");
lcdDisplay();
ISPandReset();
}
if (flameI2Csend == 1) {
flameI2Csend = 0;
DoString(0,40,"psc ");
DoInt(25,40,flameI2Cpsc);
DoString(0,50,"pwm ");
DoInt(25,50,flameI2Cpwm);
lcdDisplay();
flameSetI2C(FLAME_I2C_CR_PSC0, flameI2Cpsc); // set prescaler
flameSetI2C(FLAME_I2C_CR_PWM0, flameI2Cpwm); // set pwm
}
}
return;