129 lines
2.9 KiB
C
129 lines
2.9 KiB
C
/*
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flame m0dul - https://github.com/kiu/flame
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*/
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#include "basic/basic.h"
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#include "core/i2c/i2c.h"
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#define FLAME_I2C_WRITE 0xC4
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#define FLAME_I2C_READ 0xC5
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#define FLAME_I2C_CR_INPUT 0x00
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#define FLAME_I2C_CR_PSC0 0x01
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#define FLAME_I2C_CR_PWM0 0x02
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#define FLAME_I2C_CR_PSC1 0x03
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#define FLAME_I2C_CR_PWM1 0x04
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#define FLAME_I2C_CR_LS0 0x05
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#define FLAME_I2C_LS0_OFF 0x00
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#define FLAME_I2C_LS0_ON 0x01
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#define FLAME_I2C_LS0_PWM0 0x02
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#define FLAME_I2C_LS0_PWM1 0x03
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#define FLAME_I2C_LS0_LED0 0x00
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#define FLAME_I2C_LS0_LED1 0x02
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#define FLAME_I2C_LS0_LED2 0x04
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#define FLAME_I2C_LS0_LED3 0x06
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#define FLAME_OFF 0x00
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#define FLAME_UP 0x01
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#define FLAME_UP_WAIT 0x02
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#define FLAME_DOWN 0x03
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#define FLAME_DOWN_WAIT 0x04
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void ReinvokeISP(void);
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/**************************************************************************/
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uint8_t flameEnabled = 0;
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uint8_t flameMode = FLAME_OFF;
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uint8_t flameI2Cpwm = 0;
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uint16_t flameTicks = 0;
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uint32_t flameSetI2C(uint8_t cr, uint8_t value) {
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I2CMasterBuffer[0] = FLAME_I2C_WRITE;
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I2CMasterBuffer[1] = cr;
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I2CMasterBuffer[2] = value;
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I2CWriteLength = 3;
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I2CReadLength = 0;
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return i2cEngine();
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}
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void setFlamePWM() {
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flameSetI2C(FLAME_I2C_CR_PWM0, flameI2Cpwm); // set pwm
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}
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void tick_flame(void) { // every 10ms
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flameTicks++;
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if (flameMode == FLAME_OFF) {
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if (isNight() && flameEnabled) {
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flameTicks = 0;
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flameMode = FLAME_UP;
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}
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}
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if (flameMode == FLAME_UP) {
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flameI2Cpwm++;
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push_queue(&setFlamePWM);
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if (flameI2Cpwm == 0xFF) {
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flameMode = FLAME_UP_WAIT;
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flameTicks = 0;
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}
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}
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if (flameMode == FLAME_UP_WAIT) {
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if (flameTicks > 0xFF) {
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flameMode = FLAME_DOWN;
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}
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}
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if (flameMode == FLAME_DOWN) {
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flameI2Cpwm--;
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push_queue(&setFlamePWM);
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if (flameI2Cpwm == 0x00) {
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flameMode = FLAME_DOWN_WAIT;
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flameTicks = 0;
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}
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}
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if (flameMode == FLAME_DOWN_WAIT) {
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if (flameTicks > 0x8F) {
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flameMode = FLAME_OFF;
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}
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}
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}
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void main_flame(void) {
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i2cInit(I2CMASTER); // Init I2C
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flameEnabled = (flameSetI2C(FLAME_I2C_CR_LS0, FLAME_I2C_LS0_OFF << FLAME_I2C_LS0_LED0) == I2CSTATE_ACK); // probe i2c
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if (flameEnabled) {
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flameSetI2C(FLAME_I2C_CR_LS0, FLAME_I2C_LS0_OFF << FLAME_I2C_LS0_LED0); // set led0 off
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flameSetI2C(FLAME_I2C_CR_LS0, FLAME_I2C_LS0_OFF << FLAME_I2C_LS0_LED1); // set led1 off
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flameSetI2C(FLAME_I2C_CR_LS0, FLAME_I2C_LS0_OFF << FLAME_I2C_LS0_LED2); // set led2 off
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flameSetI2C(FLAME_I2C_CR_LS0, FLAME_I2C_LS0_OFF << FLAME_I2C_LS0_LED3); // set led3 off
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flameSetI2C(FLAME_I2C_CR_PSC0, 0x00); // set prescaler
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flameSetI2C(FLAME_I2C_CR_PWM0, 0x00); // set pwm
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flameSetI2C(FLAME_I2C_CR_LS0, FLAME_I2C_LS0_PWM0 << FLAME_I2C_LS0_LED0); // set led0 to pwm
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}
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while (1) {
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char key = getInput();
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if (key == BTN_ENTER) {
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DoString(0,50,"ISP!");
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lcdDisplay();
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ISPandReset();
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}
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work_queue();
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}
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return;
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}
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