Merged with dev_beta

.gitignore

@@ -0,0 +1 @@
+installed.json

boards.txt

@@ -1,6 +1,8 @@
 # See: https://arduino.github.io/arduino-cli/latest/platform-specification/
 ##############################################################
-aceUno8Mb.name=Elbear Ace-Uno
+
+##################### Ace-Uno 8 Mb #####################
+aceUno8Mb.name=Elbear Ace-Uno 8 Mb
 
 # tool for firmware update
 aceUno8Mb.upload.tool=elbear_uploader
@@ -16,8 +18,56 @@ aceUno8Mb.bootloader.file=ace-uno/bootloader.hex
 # build options
 aceUno8Mb.build.mcu=MIK32_Amur
 aceUno8Mb.build.f_cpu=32000000UL
-aceUno8Mb.build.board=ACE_UNO
+aceUno8Mb.build.board=ACE_UNO_8MB
 aceUno8Mb.build.core=arduino
 aceUno8Mb.build.variant=standart
 aceUno8Mb.build.extra_flags=
 aceUno8Mb.build.flags=
+
+
+##################### Ace-Uno 16 Mb #####################
+aceUno16Mb.name=Elbear Ace-Uno 16 Mb
+
+# tool for firmware update
+aceUno16Mb.upload.tool=elbear_uploader
+aceUno16Mb.upload.protocol=elbear_uploader
+aceUno16Mb.upload.maximum_size=16777216
+aceUno16Mb.upload.maximum_data_size=16384
+
+# tool for bootloader update
+aceUno16Mb.bootloader.tool=mik32_upload
+aceUno16Mb.bootloader.tool.default=mik32_upload
+aceUno16Mb.bootloader.file=ace-uno/bootloader.hex
+
+# build options
+aceUno16Mb.build.mcu=MIK32_Amur
+aceUno16Mb.build.f_cpu=32000000UL
+aceUno16Mb.build.board=ACE_UNO_16MB
+aceUno16Mb.build.core=arduino
+aceUno16Mb.build.variant=standart
+aceUno16Mb.build.extra_flags=
+aceUno16Mb.build.flags=
+
+
+##################### Ace-Uno 32 Mb #####################
+aceUno32Mb.name=Elbear Ace-Uno 32 Mb
+
+# tool for firmware update
+aceUno32Mb.upload.tool=elbear_uploader
+aceUno32Mb.upload.protocol=elbear_uploader
+aceUno32Mb.upload.maximum_size=33554432
+aceUno32Mb.upload.maximum_data_size=16384
+
+# tool for bootloader update
+aceUno32Mb.bootloader.tool=mik32_upload
+aceUno32Mb.bootloader.tool.default=mik32_upload
+aceUno32Mb.bootloader.file=ace-uno/bootloader.hex
+
+# build options
+aceUno32Mb.build.mcu=MIK32_Amur
+aceUno32Mb.build.f_cpu=32000000UL
+aceUno32Mb.build.board=ACE_UNO_32MB
+aceUno32Mb.build.core=arduino
+aceUno32Mb.build.variant=standart
+aceUno32Mb.build.extra_flags=
+aceUno32Mb.build.flags=

cores/arduino/HardwareSerial.cpp

@@ -6,8 +6,13 @@
 #include <uart_lib.h> 
 #include "mik32_hal_irq.h"
 
-// объект класса HardwareSerial для использования в arduino ide
+
-HardwareSerial Serial;
+// HardwareSerial class objects for use in Arduino IDE
+HardwareSerial Serial(0);
+#if SERIAL_PORT_QTY > 1
+HardwareSerial Serial1(1);
+#endif
+
 void serialEvent() __attribute__((weak));
 bool Serial0_available() __attribute__((weak));
 
@@ -55,35 +60,46 @@ void HardwareSerial::begin(unsigned long baud, uint8_t config)
     reg2config |= UART_CONTROL2_STOP_1_M;
 
   // turn on the receiver and transmitter, apply the parsed config
+  if (uartNum == 0)
+  {
     UART_Init(UART_0, brr, reg1config, reg2config, reg3config);
     // Enable level-based interrupts for the EPIC_UART_0 line, we have only receive interrupt enabled
     HAL_EPIC_MaskLevelSet(HAL_EPIC_UART_0_MASK);
-
     isInited = true;
   }
+  else if (uartNum == 1)
+  {
+    UART_Init(UART_1, brr, reg1config, reg2config, reg3config);
+    // Enable level-based interrupts for the EPIC_UART_1 line, we have only receive interrupt enabled
+    HAL_EPIC_MaskLevelSet(HAL_EPIC_UART_1_MASK);
+    isInited = true;
+  }
+}
 
 void HardwareSerial::end()
 {
   if (isInited)
+  {
+    // deinit uart and disable uart interrupt
+    if (uartNum == 0)
     {
       // wait for the data to be sent if necessary
-    flush();
+      UART_WaitDataTranferCompleteFlag(UART_0);
-    
+      UART_Deinit(UART_0);
-    // disable clock
-    __HAL_PCC_UART_0_CLK_DISABLE();
       HAL_EPIC_MaskLevelClear(HAL_EPIC_UART_0_MASK);
+      isInited = false;
+    }
+    else if (uartNum == 1)
+    {
+      // wait for the data to be sent if necessary
+      UART_WaitDataTranferCompleteFlag(UART_1);
+      UART_Deinit(UART_1);
+      HAL_EPIC_MaskLevelClear(HAL_EPIC_UART_1_MASK);
+      isInited = false;
+    }
 
-    // reconfigure pins to z state
-    GPIO_InitTypeDef GPIO_InitStruct;
-    memset(&GPIO_InitStruct, 0, sizeof(GPIO_InitStruct)); 
-    GPIO_InitStruct.Pin = (HAL_PinsTypeDef)(GPIO_PIN_5 | GPIO_PIN_6);
-    GPIO_InitStruct.Mode = HAL_GPIO_MODE_GPIO_INPUT;
-    GPIO_InitStruct.Pull = HAL_GPIO_PULL_NONE;
-    HAL_GPIO_Init(GPIO_0, &GPIO_InitStruct);
     // reset buffer indices
     _rx_buffer_head = _rx_buffer_tail = 0;    
-
-    isInited = false;
   }
 }
 
@@ -101,14 +117,19 @@ int HardwareSerial::availableForWrite(void)
 
 void HardwareSerial::rx_complete_irq(void)
 {
+  // which UART to use
+  UART_TypeDef* uart = UART_0;
+  if (uartNum == 1)
+    uart = UART_1;
+
   // find next index in buffer with upper limit
   uint8_t i = (uint8_t)(_rx_buffer_head + 1)%SERIAL_RX_BUFFER_SIZE;
   unsigned char c;
   // while there is something to receive, put the data into the buffer 
   // and edit the buffer index
-  while (!UART_IsRxFifoEmpty(UART_0))
+  while (!UART_IsRxFifoEmpty(uart))
   {
-    c = UART_ReadByte(UART_0);
+    c = UART_ReadByte(uart);
     if (i != _rx_buffer_tail) 
     {
       // write if there is space in the buffer
@@ -119,10 +140,17 @@ void HardwareSerial::rx_complete_irq(void)
 }
 
 // wrapper for use in С-files
-extern "C" void serial_handler_wrapper(void) 
+extern "C" void serial_handler_wrapper(uint8_t uartNumInt) 
+{
+  if (uartNumInt == 0)
   {
     Serial.rx_complete_irq();
   }
+  else if ((uartNumInt == 1) && (SERIAL_PORT_QTY > 1))
+  {
+    Serial1.rx_complete_irq();
+  }
+}
 
 int HardwareSerial::peek(void)
 {
@@ -150,9 +178,17 @@ int HardwareSerial::read(void)
 size_t HardwareSerial::write(uint8_t c)
 {
   if (isInited)
+  {
+    if (uartNum == 0)
     {
       UART_WriteByte(UART_0, c);
       UART_WaitTransmission(UART_0);
+    }
+    else if (uartNum == 1)
+    {
+      UART_WriteByte(UART_1, c);
+      UART_WaitTransmission(UART_1);
+    }
     return 1;
   }
   else
@@ -181,6 +217,8 @@ size_t HardwareSerial::write(const uint8_t *buffer, size_t size)
 void HardwareSerial::flush()
 {
   // wait for the data transfer complete
-  while((UART_0->FLAGS & UART_FLAGS_TC_M) == 0) 
+  if (uartNum == 0)
-    ;
+    UART_WaitDataTranferCompleteFlag(UART_0);
+  else if (uartNum == 1)
+    UART_WaitDataTranferCompleteFlag(UART_1);
 }

cores/arduino/HardwareSerial.h

@@ -27,6 +27,7 @@
 #include <inttypes.h>
 #include "stdint.h"
 #include "Stream.h"
+#include "pins_arduino.h"
 
 // Define constants and variables for buffering incoming serial data.  We're
 // using a ring buffer (I think), in which head is the index of the location
@@ -73,9 +74,14 @@ class HardwareSerial : public Stream
   
   private:
     bool isInited = false;
+    uint8_t uartNum;
     
   public:
-    inline HardwareSerial(){};
+    inline HardwareSerial(uint8_t num) 
+    {
+      // Set the UART to be used
+      uartNum = (num < SERIAL_PORT_QTY) ? num : 0; // UART0 by default
+    }
     
     void begin(unsigned long baud) { begin(baud, SERIAL_8N1); }
     void begin(unsigned long, uint8_t);
@@ -98,6 +104,10 @@ class HardwareSerial : public Stream
 };
 
 extern HardwareSerial Serial;
+#if SERIAL_PORT_QTY > 1
+extern HardwareSerial Serial1;
+#endif
+
 extern void serialEventRun(void) __attribute__((weak));
 
 #endif

cores/arduino/mik32/shared/libs/uart_lib.c

@@ -64,6 +64,21 @@ bool UART_Init(UART_TypeDef* uart,
     return true;
 }
 
+void UART_Deinit(UART_TypeDef* uart)
+{    
+    if (uart == UART_0)
+    {
+        __HAL_PCC_UART_0_CLK_DISABLE();
+        // reconfigure pins to z state
+        HAL_GPIO_PinConfig(GPIO_0, GPIO_PIN_5 | GPIO_PIN_6, HAL_GPIO_MODE_GPIO_INPUT, HAL_GPIO_PULL_NONE, HAL_GPIO_DS_2MA);
+    }
+    else if (uart == UART_1)
+    {
+        __HAL_PCC_UART_1_CLK_DISABLE();
+         // reconfigure pins to z state
+        HAL_GPIO_PinConfig(GPIO_1, GPIO_PIN_8 | GPIO_PIN_9, HAL_GPIO_MODE_GPIO_INPUT, HAL_GPIO_PULL_NONE, HAL_GPIO_DS_2MA);
+    }
+}
 
 bool UART_IsTransmissionFinished(UART_TypeDef* uart)
 {
@@ -78,6 +93,14 @@ bool UART_IsTransmissionFinished(UART_TypeDef* uart)
     }
 }
 
+void UART_WaitDataTranferCompleteFlag(UART_TypeDef* uart)
+{
+    // с этим флагом есть какая-то доп задержка в стоп-битах длиной почти с бит,
+    // но можно отслеживать полное завершение отправки посылки
+    while((uart->FLAGS & UART_FLAGS_TC_M) == 0) 
+        ;
+}
+
 void UART_WaitTransmission(UART_TypeDef* uart)
 {
     while (!UART_IsTransmissionFinished(uart)) ;

cores/arduino/mik32/shared/libs/uart_lib.h

@@ -38,6 +38,16 @@ bool UART_Init(UART_TypeDef* uart, uint32_t divider,
     uint32_t control1, uint32_t control2, uint32_t control3
 );
 
+/** Деинициализирует контроллер USART
+
+    Функция отключает тактирование модуля и перенастраивает 
+    используемые для модуля выводы портов
+    
+    \param uart указатель для доступа к UART
+    
+*/
+void UART_Deinit(UART_TypeDef* uart);
+
 
 /** Определяет, активен ли передатчик модуля 
  
@@ -54,6 +64,11 @@ bool UART_IsTransmissionFinished(UART_TypeDef* uart);
  */
 void UART_WaitTransmission(UART_TypeDef* uart);
 
+/** Ожидает, пока модуль полностью завершит передачу 
+ 
+    \param uart указатель для доступа к UART
+ */
+void UART_WaitDataTranferCompleteFlag(UART_TypeDef* uart);
 
 /** Ожидает, пока модуль примет данные
  

cores/arduino/trap_handler.c

@@ -1,7 +1,7 @@
 #include "mik32_hal_irq.h" 
 
 // isr functions
-extern void serial_handler_wrapper(void);
+extern void serial_handler_wrapper(uint8_t uartNumInt);
 extern void gpio_interrupts_handler(void);
 extern void tone_interrupt_handler(void);
 void __attribute__((weak)) wire_handler_wrapper(void)
@@ -16,9 +16,13 @@ void trap_handler(void)
     if (EPIC_CHECK_TIMER16_1())
         tone_interrupt_handler();
 
-    // uart interrupt
+    // uart0 interrupt
     if (EPIC_CHECK_UART_0())
-        serial_handler_wrapper();
+        serial_handler_wrapper(0);
+
+    // uart1 interrupt
+    if (EPIC_CHECK_UART_1())
+        serial_handler_wrapper(1);
 
     // gpio interrupt
     if (EPIC_CHECK_GPIO_IRQ())

variants/standart/pins_arduino.h

@@ -23,13 +23,14 @@
 #ifndef Pins_Arduino_h
 #define Pins_Arduino_h
 
+#include "wiring_constants.h"
+
 #ifdef __cplusplus
 extern "C" {
 #endif
 
 #include "mik32_hal_gpio.h"
 #include "mik32_hal_timer32.h"
-#include "wiring_constants.h"
 
 extern bool spiNssPinIsBlocked;
 
@@ -67,6 +68,10 @@ volatile uint32_t* portOutputRegister(GPIO_TypeDef* GPIO_x);
 // the function returns a reference to the STATE address of the GPIO register
 volatile uint32_t* portInputRegister(GPIO_TypeDef* GPIO_x);
 
+// UART
+// available uarts quantity
+#define SERIAL_PORT_QTY 2
+
 // ADC
 // determines the ADC channel number by the board pin number
 uint32_t analogInputToChannelNumber(uint32_t PinNumber);