Merge pull request adafruit#3637 from hierophect/esp32s2-neopixel-parallel

ladyada · web-flow · commit 0d0436bf692b · 2020-11-02T23:39:37.000-05:00
ESP32S2: Fix parallel strip issue with Neopixels
diff --git a/ports/esp32s2/common-hal/neopixel_write/__init__.c b/ports/esp32s2/common-hal/neopixel_write/__init__.c
@@ -125,4 +125,6 @@ void common_hal_neopixel_write (const digitalio_digitalinout_obj_t* digitalinout
 
     // Free channel again
     esp32s2_peripherals_free_rmt(config.channel);
+    // Swap pin back to GPIO mode
+    gpio_set_direction(digitalinout->pin->number, GPIO_MODE_OUTPUT);
 }

Original file line number	Diff line number	Diff line change
`@@ -125,4 +125,6 @@ void common_hal_neopixel_write (const digitalio_digitalinout_obj_t* digitalinout`
`125`	`125`
`126`	`126`	`// Free channel again`
`127`	`127`	`esp32s2_peripherals_free_rmt(config.channel);`
	`128`	`+ // Swap pin back to GPIO mode`
	`129`	`+ gpio_set_direction(digitalinout->pin->number, GPIO_MODE_OUTPUT);`
`128`	`130`	`}`