From 775a114098b9db17fe52ddff5ed080e0b24e5a38 Mon Sep 17 00:00:00 2001
From: Selene ToyKeeper
Date: Tue, 30 Jul 2019 20:15:06 -0600
Subject: fsm-ramping: turn opamp chip on and off automatically based on ramp
 level

---
 spaghetti-monster/fsm-ramping.c | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'spaghetti-monster/fsm-ramping.c')

diff --git a/spaghetti-monster/fsm-ramping.c b/spaghetti-monster/fsm-ramping.c
index 69e20bc..52a7246 100644
--- a/spaghetti-monster/fsm-ramping.c
+++ b/spaghetti-monster/fsm-ramping.c
@@ -65,9 +65,18 @@ void set_level(uint8_t level) {
         #if PWM_CHANNELS >= 4
         PWM4_LVL = 0;
         #endif
+        // disable the power channel, if relevant
+        #ifdef LED_ENABLE_PIN
+        LED_ENABLE_PORT &= ~(1 << LED_ENABLE_PIN);
+        #endif
     } else {
         level --;
 
+        // enable the power channel, if relevant
+        #ifdef LED_ENABLE_PIN
+        LED_ENABLE_PORT |= (1 << LED_ENABLE_PIN);
+        #endif
+
         #ifdef USE_TINT_RAMPING
         // calculate actual PWM levels based on a single-channel ramp
         // and a global tint value
-- 
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