From 8a82b609864146c25693da6738564e1aa4febf91 Mon Sep 17 00:00:00 2001 From: PaulStoffregen Date: Tue, 12 Oct 2021 13:01:15 -0700 Subject: Fix WS2812B timing on Teensy 4.x --- src/platforms/arm/mxrt1062/clockless_arm_mxrt1062.h | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/src/platforms/arm/mxrt1062/clockless_arm_mxrt1062.h b/src/platforms/arm/mxrt1062/clockless_arm_mxrt1062.h index ed3be816..1dd0021d 100644 --- a/src/platforms/arm/mxrt1062/clockless_arm_mxrt1062.h +++ b/src/platforms/arm/mxrt1062/clockless_arm_mxrt1062.h @@ -56,24 +56,24 @@ protected: next_mark = ARM_DWT_CYCCNT + off[0]; FastPin::hi(); if(b&0x80) { - while((next_mark - ARM_DWT_CYCCNT) > off[1]); + while((next_mark - ARM_DWT_CYCCNT) > off[2]); FastPin::lo(); } else { - while((next_mark - ARM_DWT_CYCCNT) > off[2]); + while((next_mark - ARM_DWT_CYCCNT) > off[1]); FastPin::lo(); } b <<= 1; } while(ARM_DWT_CYCCNT < next_mark); - next_mark = ARM_DWT_CYCCNT + off[1]; + next_mark = ARM_DWT_CYCCNT + off[0]; FastPin::hi(); if(b&0x80) { while((next_mark - ARM_DWT_CYCCNT) > off[2]); FastPin::lo(); } else { - while((next_mark - ARM_DWT_CYCCNT) > off[2]); + while((next_mark - ARM_DWT_CYCCNT) > off[1]); FastPin::lo(); } } @@ -91,7 +91,7 @@ protected: off[1] = _FASTLED_NS_TO_DWT(T2+T3); off[2] = _FASTLED_NS_TO_DWT(T3); - uint32_t wait_off = _FASTLED_NS_TO_DWT((WAIT_TIME-INTERRUPT_THRESHOLD)); + uint32_t wait_off = _FASTLED_NS_TO_DWT((WAIT_TIME-INTERRUPT_THRESHOLD)*1000); uint32_t next_mark = ARM_DWT_CYCCNT + off[0]; -- cgit v1.2.3