first commit

libs/library/datasheet/BM20/programing_BM20_sketch/programing_BM20_sketch.ino

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+/*
+ * 
+ * P2_0       EAN        P2_4       MODE
+ * --------------------------------------------------
+ * High       Low        High       Flash Application
+ * High       High       High       ROM Application
+ * Low        Low        High       Flash IBDK - PROGRAM FLASH EEPROM (? on BM62 EEPROM_tool return IS206X_012_DUALMODESPK2.1_E1.0)
+ * Low        High       High       ROM IBDK - PROGRAM ROM EEPROM (? on BM62 EEPROM_tool return IS2064S_SPK02_V2.1_BETA version)
+ * Low        High       Low        Boot - PROGRAM FLASH
+ */
+
+//#define Flash_APP_MODE
+//#define ROM_APP_MODE
+#define PROGRAM_EEPROM
+//#define PROGRAM_FLASH
+
+//#define BM20
+//#define BM23
+#define BM62
+//#define BM64
+
+#define BLUETOOTH_P2_0 PA4 //goes to P2_0
+#define BLUETOOTH_P2_4 PA5 //goes to P2_4
+#define BLUETOOTH_EAN PA6 //goes to EAN
+#define BLUETOOTH_RESET PB14
+
+void setup() {
+  Serial.begin(115200);
+  Serial3.begin(115200); //Serial3 => TX = PB10, RX = PB11
+
+  pinMode(BLUETOOTH_RESET, OUTPUT);
+  digitalWrite(BLUETOOTH_RESET, LOW);
+  delay(1000);
+
+#ifdef PROGRAM_FLASH
+  pinMode(BLUETOOTH_P2_0, OUTPUT);
+  digitalWrite(BLUETOOTH_P2_0, LOW);
+  pinMode(BLUETOOTH_P2_4, OUTPUT);
+  digitalWrite(BLUETOOTH_P2_4, LOW);
+  pinMode(BLUETOOTH_EAN, OUTPUT);
+  digitalWrite(BLUETOOTH_EAN, HIGH);
+#endif
+
+#ifdef PROGRAM_EEPROM
+  pinMode(BLUETOOTH_P2_4, OUTPUT);
+  digitalWrite(BLUETOOTH_P2_4, HIGH);
+  pinMode(BLUETOOTH_P2_0, OUTPUT);
+  digitalWrite(BLUETOOTH_P2_0, LOW);
+  pinMode(BLUETOOTH_EAN, OUTPUT);
+#ifdef BM62  
+  digitalWrite(BLUETOOTH_EAN, LOW);
+#endif
+#ifdef BM20
+  digitalWrite(BLUETOOTH_EAN, HIGH);
+#endif
+#endif
+
+#ifdef Flash_APP_MODE
+  pinMode(BLUETOOTH_P2_0, OUTPUT);
+  digitalWrite(BLUETOOTH_P2_0, HIGH);
+  pinMode(BLUETOOTH_P2_4, OUTPUT);
+  digitalWrite(BLUETOOTH_P2_4, HIGH);
+  pinMode(BLUETOOTH_EAN, OUTPUT);
+  digitalWrite(BLUETOOTH_EAN, HIGH);
+#endif
+
+  delay(100);
+  digitalWrite(BLUETOOTH_RESET, HIGH);
+  pinMode(BLUETOOTH_RESET,INPUT);
+}
+
+void loop() {
+  while (1) {
+    if (Serial3.available()) {    // If anything comes in Serial1 (pins 0 & 1)
+      Serial.write(Serial3.read());   // read it and send it out Serial (USB)
+    }
+    if  (Serial.available()) {     // If anything comes in Serial (USB),
+      Serial3.write(Serial.read());   // read it and send it out Serial1 (pins 0 & 1)
+    }
+  }
+  //delay(100);
+}