converted fw3x-lume1 to new API, I think

(needs testing on actual hardware, and ideally tweaking to improve performance)

1 files changed, 60 insertions, 0 deletions

diff --git a/hwdef-fw3x-lume1.c b/hwdef-fw3x-lume1.c
new file mode 100644
index 0000000..2f31ed0
--- /dev/null
+++ b/hwdef-fw3x-lume1.c
@@ -0,0 +1,60 @@
+// FW3X Lume1 PWM helper functions
+// Copyright (C) 2023 Selene ToyKeeper
+// SPDX-License-Identifier: GPL-3.0-or-later
+#pragma once
+
+#include "chan-rgbaux.c"
+
+void set_level_zero();
+
+void set_level_main(uint8_t level);
+bool gradual_tick_main(uint8_t gt);
+
+
+Channel channels[] = {
+    { // channel 1 only
+        .set_level    = set_level_main,
+        .gradual_tick = gradual_tick_main
+    },
+    RGB_AUX_CHANNELS
+};
+
+
+void set_level_zero() {
+    CH1_PWM = 0;
+    CH2_PWM = 0;
+    PWM_CNT = 0;  // reset phase
+    CH1_ENABLE_PORT &= ~(1 << CH1_ENABLE_PIN);  // disable regulator
+}
+
+// single set of LEDs with 2 stacked power channels, regulated + DD FET
+void set_level_main(uint8_t level) {
+    CH1_ENABLE_PORT |= (1 << CH1_ENABLE_PIN);  // enable regulator
+
+    PWM_DATATYPE ch1_pwm = PWM_GET(pwm1_levels, level);
+    PWM_DATATYPE ch2_pwm = PWM_GET(pwm2_levels, level);
+
+    CH1_PWM = ch1_pwm;
+    CH2_PWM = ch2_pwm;
+
+    // force reset phase when turning on from zero
+    // (for faster, more consistent initial response)
+    if (! actual_level) PWM_CNT = 0;
+}
+
+bool gradual_tick_main(uint8_t gt) {
+    // 150/150 is full FET + zero regulated,
+    // 149/150 is zero FET + full regulated,
+    // so don't try to gradually adjust between
+    if ((RAMP_SIZE == actual_level) || (gt >= RAMP_SIZE-1)) {
+        set_level(gt + 1);
+        return true;
+    }
+
+    PWM_DATATYPE pwm1 = PWM_GET(pwm1_levels, gt);
+    GRADUAL_ADJUST_SIMPLE(pwm1, CH1_PWM);
+
+    if (pwm1 == CH1_PWM) return true;  // done
+    return false;  // not done yet
+}
+