From 865ebf7c5db98ccc3f8f5f4fead9d8bba0e57c18 Mon Sep 17 00:00:00 2001
From: hathach <thach@tinyusb.org>
Date: Fri, 4 Sep 2020 00:50:10 +0700
Subject: [PATCH] fflush(stdout) for keyboard host example

---
 examples/host/cdc_msc_hid/src/main.c    | 2 ++
 examples/host/cdc_msc_hid/src/msc_app.c | 4 ++--
 examples/make.mk                        | 1 -
 3 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/examples/host/cdc_msc_hid/src/main.c b/examples/host/cdc_msc_hid/src/main.c
index 209379b3..34503499 100644
--- a/examples/host/cdc_msc_hid/src/main.c
+++ b/examples/host/cdc_msc_hid/src/main.c
@@ -143,6 +143,8 @@ static inline void process_kbd_report(hid_keyboard_report_t const *p_new_report)
         uint8_t ch = keycode2ascii[p_new_report->keycode[i]][is_shift ? 1 : 0];
         putchar(ch);
         if ( ch == '\r' ) putchar('\n'); // added new line for enter key
+
+        fflush(stdout); // flush right away, else nanolib will wait for newline
       }
     }
     // TODO example skips key released
diff --git a/examples/host/cdc_msc_hid/src/msc_app.c b/examples/host/cdc_msc_hid/src/msc_app.c
index 93dc6d3f..62bd961c 100644
--- a/examples/host/cdc_msc_hid/src/msc_app.c
+++ b/examples/host/cdc_msc_hid/src/msc_app.c
@@ -35,7 +35,7 @@
 //------------- IMPLEMENTATION -------------//
 void tuh_msc_mounted_cb(uint8_t dev_addr)
 {
-  printf("a MassStorage device is mounted\r\n");
+  printf("A MassStorage device is mounted\r\n");
 
   //------------- Disk Information -------------//
   // SCSI VendorID[8] & ProductID[16] from Inquiry Command
@@ -83,7 +83,7 @@ void tuh_msc_mounted_cb(uint8_t dev_addr)
 void tuh_msc_unmounted_cb(uint8_t dev_addr)
 {
   (void) dev_addr;
-  printf("a MassStorage device is unmounted\r\n");
+  printf("A MassStorage device is unmounted\r\n");
 
 //  uint8_t phy_disk = dev_addr-1;
 //
diff --git a/examples/make.mk b/examples/make.mk
index b7917987..6743044f 100644
--- a/examples/make.mk
+++ b/examples/make.mk
@@ -84,7 +84,6 @@ ifeq ($(LOGGER),rtt)
   RTT_SRC = lib/SEGGER_RTT
   CFLAGS += -DLOGGER_RTT -DSEGGER_RTT_MODE_DEFAULT=SEGGER_RTT_MODE_BLOCK_IF_FIFO_FULL
   INC   += $(TOP)/$(RTT_SRC)/RTT
-  SRC_C += $(RTT_SRC)/RTT/SEGGER_RTT_printf.c
   SRC_C += $(RTT_SRC)/RTT/SEGGER_RTT.c
 else ifeq ($(LOGGER),swo)
   CFLAGS += -DLOGGER_SWO