From 8470f0fdb7ce37bc476b624c4172c9ea46231388 Mon Sep 17 00:00:00 2001 From: Dan Halbert <halbert@halwitz.org> Date: Sun, 21 Feb 2021 12:37:59 -0500 Subject: [PATCH] SAMD21: one endpoint pair for MSC now instead of two --- ports/atmel-samd/mpconfigport.mk | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/ports/atmel-samd/mpconfigport.mk b/ports/atmel-samd/mpconfigport.mk index e47acfb3674da..c77bf83f1e551 100644 --- a/ports/atmel-samd/mpconfigport.mk +++ b/ports/atmel-samd/mpconfigport.mk @@ -48,10 +48,8 @@ CIRCUITPY_SDCARDIO ?= 0 # Not enough RAM for framebuffers CIRCUITPY_FRAMEBUFFERIO ?= 0 -# SAMD21 needs separate endpoint pairs for MSC BULK IN and BULK OUT, otherwise it's erratic. -# Because of that, there aren't enough endpoints for a secondary CDC serial connection. -USB_MSC_EP_NUM_OUT = 1 -CIRCUITPY_USB_CDC = 0 +# Not enough room in 192kB or 256kB builds for secondary CDC. +CIRCUITPY_USB_CDC ?= 0 CIRCUITPY_ULAB = 0