Adapt NANO33BLE to bossac-bootloader

Author: facchinm

boards.txt

@@ -86,6 +86,8 @@ nano33ble.compiler.mbed.extra_ldflags=-lstdc++ -lsupc++ -lm -lc -lgcc -lnosys
 nano33ble.compiler.mbed="{build.variant.path}/libs/libmbed.a" "{build.variant.path}/libs/libcc_310_core.a" "{build.variant.path}/libs/libcc_310_ext.a" "{build.variant.path}/libs/libcc_310_trng.a"
 nano33ble.vid.0=0x2341
 nano33ble.pid.0=0x005a
+nano33ble.vid.1=0x2341
+nano33ble.pid.1=0x805a
 
 nano33ble.upload.tool=bossac
 nano33ble.upload.protocol=

libraries/PDM/examples/RecordAndDumpOnSerial/RecordAndDumpOnSerial.ino

@@ -47,7 +47,7 @@ void loop() {
 #ifdef USE_USB_AUDIO
     audio.write(buffer, DEFAULT_PDM_BUFFER_SIZE);
 #else
-    SerialUSB.send(buffer, DEFAULT_PDM_BUFFER_SIZE);
+    SerialUSB.mbed().send(buffer, DEFAULT_PDM_BUFFER_SIZE);
 #endif
     idx = 0;
   }

platform.txt

@@ -109,10 +109,11 @@ tools.openocd.upload.pattern="{path}/{cmd}" {upload.verbose} -s "{path}/share/op
 #
 # BOSSA
 #
-tools.bossac.path={runtime.tools.bossac-1.7.0-arduino3.path}
+#tools.bossac.path={runtime.tools.bossac-1.7.0-arduino3.path}
+tools.bossac.path={runtime.platform.path}/tools
 tools.bossac.cmd=bossac
 tools.bossac.cmd.windows=bossac.exe
 
-tools.bossac.upload.params.verbose=-i -d
+tools.bossac.upload.params.verbose=-d
 tools.bossac.upload.params.quiet=
-tools.bossac.upload.pattern="{path}/{cmd}" {upload.verbose} --port={serial.port.file} -U {upload.native_usb} -i -e -w -v "{build.path}/{build.project_name}.bin" -R
+tools.bossac.upload.pattern="{path}/{cmd}" {upload.verbose} --port={serial.port.file} -U{upload.native_usb} -i -e -w "{build.path}/{build.project_name}.bin" -R

variants/ARDUINO_NANO33BLE/pins_arduino.h

@@ -116,7 +116,7 @@ static const uint8_t SCK  = PIN_SPI_SCK;
 #define BOARD_VENDORID		0x2341
 #define BOARD_PRODUCTID		0x005a
 
-#define DFU_MAGIC_SERIAL_ONLY_RESET   0x0b
+#define DFU_MAGIC_SERIAL_ONLY_RESET   0xb0
 
 #define I2C_SDA				(digitalPinToPinName(PIN_WIRE_SDA))
 #define I2C_SCL				(digitalPinToPinName(PIN_WIRE_SCL))
@@ -130,6 +130,7 @@ static const uint8_t SCK  = PIN_SPI_SCK;
 #define digitalPinToPort(P)		(digitalPinToPinName(P)/32)
 
 static inline void _ontouch1200bps_() {
+	__disable_irq();
 	NRF_POWER->GPREGRET = DFU_MAGIC_SERIAL_ONLY_RESET;
 	NVIC_SystemReset();
 }