Gary Servin / MODSERIAL_platforms

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Revision 40:6ffa97119f4f, committed 2015-09-20

Comitter:
garyservin
Date:
Sun Sep 20 02:56:47 2015 +0000
Parent:
39:8ef4f91813fd
Commit message:
Added support for STM Nucleo F401RE platform

Changed in this revision

Device/MODSERIAL_NUCLEO_F401RE.cpp Show annotated file Show diff for this revision Revisions of this file
Device/MODSERIAL_NUCLEO_F401RE.h Show annotated file Show diff for this revision Revisions of this file
MACROS.h Show annotated file Show diff for this revision Revisions of this file 
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Device/MODSERIAL_NUCLEO_F401RE.cpp	Sun Sep 20 02:56:47 2015 +0000
@@ -0,0 +1,20 @@
+#ifdef TARGET_NUCLEO_F401RE
+#include "MODSERIAL.h"
+
+void MODSERIAL::setBase(void ) {
+switch( _serial.index ) {
+        case 0: _base = USART1; _IRQ = USART1_IRQn; break;
+        case 1: _base = USART2; _IRQ = USART2_IRQn; break;
+        case 2: _base = USART6; _IRQ = USART6_IRQn; break;
+        default: _base = NULL; _IRQ = (IRQn_Type)NULL; break;
+    }
+}
+
+void MODSERIAL::initDevice(void) {};
+
+bool MODSERIAL::txIsBusy( void ) 
+{ 
+    return ( (((USART_TypeDef*)_base)->SR & ( 1UL << 6 )) == 0 ) ? true : false; 
+} 
+
+#endif
\ No newline at end of file

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Device/MODSERIAL_NUCLEO_F401RE.h	Sun Sep 20 02:56:47 2015 +0000
@@ -0,0 +1,20 @@
+#if defined(TARGET_NUCLEO_F401RE)
+
+#define MODSERIAL_IRQ_REG ((USART_TypeDef*)_base)->CR1
+#define DISABLE_TX_IRQ MODSERIAL_IRQ_REG &= ~USART_CR1_TXEIE
+#define DISABLE_RX_IRQ MODSERIAL_IRQ_REG &= ~USART_CR1_RXNEIE
+#define ENABLE_TX_IRQ MODSERIAL_IRQ_REG |= USART_CR1_TXEIE
+#define ENABLE_RX_IRQ MODSERIAL_IRQ_REG |= USART_CR1_RXNEIE
+
+#define MODSERIAL_READ_REG ((USART_TypeDef*)_base)->DR
+#define MODSERIAL_WRITE_REG ((USART_TypeDef*)_base)->DR
+#define MODSERIAL_READABLE ((((USART_TypeDef*)_base)->SR & USART_SR_RXNE) != 0)
+#define MODSERIAL_WRITABLE ((((USART_TypeDef*)_base)->SR & USART_SR_TXE) != 0)
+
+#define RESET_TX_FIFO while(0 == 1)
+#define RESET_RX_FIFO while(MODSERIAL_READABLE) char dummy = MODSERIAL_READ_REG
+
+#define RX_IRQ_ENABLED ((MODSERIAL_IRQ_REG & USART_CR1_RXNEIE) != 0)
+#define TX_IRQ_ENABLED ((MODSERIAL_IRQ_REG & USART_CR1_TXEIE) != 0)
+
+#endif
\ No newline at end of file

--- a/MACROS.h	Sun Feb 08 19:59:54 2015 +0000
+++ b/MACROS.h	Sun Sep 20 02:56:47 2015 +0000
@@ -28,6 +28,7 @@
 #include "MODSERIAL_KL25Z.h"
 #include "MODSERIAL_KL05Z.h"
 #include "MODSERIAL_KSDK.h"
+#include "MODSERIAL_NUCLEO_F401RE.h"
 
 #define MODSERIAL_TX_BUFFER_EMPTY (buffer_count[TxIrq]==0)
 #define MODSERIAL_RX_BUFFER_EMPTY (buffer_count[RxIrq]==0)