From 33c61bfda2c3aada3cb06d36e12d7cf57da02037 Mon Sep 17 00:00:00 2001
From: hathach <thach@tinyusb.org>
Date: Fri, 5 Oct 2018 21:35:40 +0700
Subject: [PATCH] comment out cdc flush on write (for now). Since it has issue
 with circuitpython

---
 src/class/cdc/cdc_device.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/class/cdc/cdc_device.c b/src/class/cdc/cdc_device.c
index 2215e00e..70d51c25 100644
--- a/src/class/cdc/cdc_device.c
+++ b/src/class/cdc/cdc_device.c
@@ -153,11 +153,13 @@ uint32_t tud_cdc_n_write(uint8_t itf, void const* buffer, uint32_t bufsize)
 {
   uint16_t ret = tu_fifo_write_n(&_cdcd_itf[itf].tx_ff, buffer, bufsize);
 
+#if 0 // TODO issue with circuitpython's REPL
   // flush if queue more than endpoint size
   if ( tu_fifo_count(&_cdcd_itf[itf].tx_ff) >= CFG_TUD_CDC_EPSIZE )
   {
     tud_cdc_n_write_flush(itf);
   }
+#endif
 
   return ret;
 }