From 3645ee19efebfa61c314c1d78128e4ba32bfac09 Mon Sep 17 00:00:00 2001
From: Andy CA6JAU <juribeparada@gmail.com>
Date: Fri, 30 Jun 2017 22:53:36 -0400
Subject: [PATCH] Adding pin definitions for Teensy boards

---
 BUILD.txt         | 42 +++++++++++++++++++++++++++++++++++++++---
 IOArduino.cpp     | 20 ++++++++++++++++++++
 SerialArduino.cpp |  9 +++++++++
 3 files changed, 68 insertions(+), 3 deletions(-)

diff --git a/BUILD.txt b/BUILD.txt
index e802c56..f37434a 100644
--- a/BUILD.txt
+++ b/BUILD.txt
@@ -296,7 +296,7 @@ SDATA          PB6
 SCLK           PB5
 DATA           PB4 (TxRxData)*
 DCLK           PB3 (TxRxCLK)*
-CLKOUT         PA15 (jumper wire in RF7021SE)
+CLKOUT         PA15 (jumper wire in RF7021SE, not needed with BIDIR_DATA_PIN enabled)
 PAC            PB14 (PTT LED)
 VCC            3.3 V
 GND            Ground
@@ -335,7 +335,7 @@ reducing EMI.
 
 Pinout definitions for Arduino Due/Zero + RF7021SE:
 ===================================================
-Use STM32duino + Arduino IDE for building the code 
+Use Arduino IDE for building the code 
 
 - Main RF7021SE board:
 CE            12
@@ -345,7 +345,7 @@ SDATA          4   // 2 in Arduino Zero Pro
 SCLK           3 
 DATA           7 (TxRxData)*
 DCLK           8 (TxRxCLK)*
-CLKOUT         2   // 4 in Arduino Zero Pro  (jumper wire in RF7021SE)
+CLKOUT         2   // 4 in Arduino Zero Pro  (jumper wire in RF7021SE, not needed with BIDIR_DATA_PIN enabled)
 PAC            9 (PTT LED)
 VCC            3.3 V
 GND            Ground
@@ -368,3 +368,39 @@ PIN_DEB       11
 * You could install a serie resistor (10 - 100 ohms) in each TxRxData and TxRxCLK lines, for
 reducing EMI.
 
+Pinout definitions for Teensy (3.1, 3.2, 3.5 or 3.6) + RF7021SE:
+===================================================
+Use Teensyduino + Arduino IDE for building the code 
+
+- Main RF7021SE board:
+CE             6
+SLE            5
+SREAD          4
+SDATA          3
+SCLK           2
+DATA           7 (TxRxData)*
+DCLK           8 (TxRxCLK)*
+CLKOUT         22 (jumper wire in RF7021SE, not needed with BIDIR_DATA_PIN enabled)
+PAC            14 (PTT LED)
+VCC            3.3 V
+GND            Ground
+
+- Serial ports:
+Teensy USB Port (host communication)
+DISP_TXD       1 (Nextion LCD serial repeater)
+DISP_RXD       0 (Nextion LCD serial repeater)
+
+- Status LEDs:
+COS_LED       15
+PTT_LED       14
+P25_LED       19
+YSF_LED       18
+DMR_LED       17
+DSTAR_LED     16
+
+- Misc pins:
+PIN_LED       13
+PIN_DEB       23
+
+* You could install a serie resistor (10 - 100 ohms) in each TxRxData and TxRxCLK lines, for
+reducing EMI.
diff --git a/IOArduino.cpp b/IOArduino.cpp
index d99b959..a74a324 100644
--- a/IOArduino.cpp
+++ b/IOArduino.cpp
@@ -88,6 +88,26 @@
 #error "Either PI_HAT_7021_REV_02, PI_HAT_7021_REV_03, or ADF7021_CARRIER_BOARD need to be defined"
 #endif
 
+#elif defined(__MK20DX256__) || defined(__MK64FX512__) || defined(__MK66FX1M0__)
+
+// Teensy pin definitions
+#define PIN_SCLK       2 
+#define PIN_SDATA      3
+#define PIN_SREAD      4
+#define PIN_SLE        5
+#define PIN_CE         6
+#define PIN_RXD        7
+#define PIN_TXD        8
+#define PIN_CLKOUT    22
+#define PIN_LED       13
+#define PIN_DEB       23
+#define PIN_DSTAR_LED 16
+#define PIN_DMR_LED   17
+#define PIN_YSF_LED   18
+#define PIN_P25_LED   19
+#define PIN_PTT_LED   14
+#define PIN_COS_LED   15
+
 #else
 
 // Arduino pin definitions (Due and Zero)
diff --git a/SerialArduino.cpp b/SerialArduino.cpp
index c2c4c8d..021bfbc 100644
--- a/SerialArduino.cpp
+++ b/SerialArduino.cpp
@@ -37,6 +37,8 @@ void CSerialPort::beginInt(uint8_t n, int speed)
     case 3U:
     #if defined(SERIAL_REPEATER) && defined(__STM32F1__)
       Serial2.begin(speed);
+    #elif defined(SERIAL_REPEATER) && (defined(__MK20DX256__) || defined(__MK64FX512__) || defined(__MK66FX1M0__))
+      Serial1.begin(speed);
     #endif
       break;
     default:
@@ -56,6 +58,8 @@ int CSerialPort::availableInt(uint8_t n)
     case 3U:
     #if defined(SERIAL_REPEATER) && defined(__STM32F1__)
       return Serial2.available();
+    #elif defined(SERIAL_REPEATER) && (defined(__MK20DX256__) || defined(__MK64FX512__) || defined(__MK66FX1M0__))
+      return Serial1.available();
     #endif
     default:
       return false;
@@ -74,6 +78,8 @@ uint8_t CSerialPort::readInt(uint8_t n)
     case 3U:
     #if defined(SERIAL_REPEATER) && defined(__STM32F1__)
       return Serial2.read();
+    #elif defined(SERIAL_REPEATER) && (defined(__MK20DX256__) || defined(__MK64FX512__) || defined(__MK66FX1M0__))
+      return Serial1.read();
     #endif
     default:
       return 0U;
@@ -97,6 +103,9 @@ void CSerialPort::writeInt(uint8_t n, const uint8_t* data, uint16_t length, bool
     #if defined(SERIAL_REPEATER) && defined(__STM32F1__)
       Serial2.write(data, length);
       break;
+    #elif defined(SERIAL_REPEATER) && (defined(__MK20DX256__) || defined(__MK64FX512__) || defined(__MK66FX1M0__))
+      Serial1.write(data, length);
+      break;
     #endif
     default:
       break;