From fb258a920170c64caddaed3433e4287885564ea1 Mon Sep 17 00:00:00 2001
From: DiSlord <dislord@mail.ru>
Date: Sun, 12 Jul 2020 16:19:26 +0300
Subject: [PATCH] More safe read data on SPI

---
 ili9341.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ili9341.c b/ili9341.c
index 69e3454..9cbebf9 100644
--- a/ili9341.c
+++ b/ili9341.c
@@ -223,7 +223,7 @@ static void spi_TxBuffer(uint8_t *buffer, uint16_t len) {
 static uint8_t spi_RxByte(void) {
   // Start RX clock (by sending data)
   SPI_WRITE_8BIT(LCD_SPI, 0xFF);
-  while (SPI_RX_IS_EMPTY(LCD_SPI));
+  while (SPI_RX_IS_EMPTY(LCD_SPI)||SPI_IS_BUSY(LCD_SPI));
   return SPI_READ_8BIT(LCD_SPI);
 }