From 1c91ad6e9e13aa3e7417a270b020bd97f0d505ef Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=D0=9A=D1=80=D0=B8=D1=81=D1=82=D0=B8=D0=BD=D0=B0=20=D0=91?=
 =?UTF-8?q?=D0=BE=D1=87=D0=BA=D0=B8=D0=BD=D0=B0?= <stud127375@vyatsu.ru>
Date: Mon, 24 Apr 2023 11:43:26 +0000
Subject: [PATCH] =?UTF-8?q?=D0=97=D0=B0=D0=B3=D1=80=D1=83=D0=B7=D0=B8?=
 =?UTF-8?q?=D0=BB(=D0=B0)=20=D1=84=D0=B0=D0=B9=D0=BB=D1=8B=20=D0=B2=20''?=
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---
 sketch_apr13a.ino | 39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 sketch_apr13a.ino

diff --git a/sketch_apr13a.ino b/sketch_apr13a.ino
new file mode 100644
index 0000000..4fc095d
--- /dev/null
+++ b/sketch_apr13a.ino
@@ -0,0 +1,39 @@
+#include <avr/io.h>
+#include <util/delay.h>
+
+#define SPI_MISO 5
+
+#define SPI_PORTX PORTB
+#define SPI_DDRX DDRB
+
+void SPI_SlaveInit(void)
+{
+   /* Настройка ножки порта MISO как выход,
+      все остальные сигналы как вход: */
+   SPI_DDRX = (1 << SPI_MISO);
+   /* Разрешить работу SPI: */
+   SPCR = (1 << SPE);
+}
+
+char SPI_SlaveReceive(void)
+{
+   /* Ожидание завершения приема: */
+   while(!(SPSR & (1 << SPIF)));
+   /* Чтение принятых данных и возврат: */
+   return SPDR;
+}
+
+void setup() {
+    SPI_SlaveInit();
+    Serial.begin(9600);
+    Serial.println("Arduino 2 started");
+}
+
+void loop() {
+  SPDR = 0;
+  char str[2];
+  str[0] = SPI_SlaveReceive(); // Прием данных
+  str[1] = '\n';
+  Serial.println(str);
+  
+}