From 3fd2c1289bf2e9cb79c1ce564a474930cc1eb6a0 Mon Sep 17 00:00:00 2001
From: prenticedavid <david.prentice@farming.co.uk>
Date: Tue, 31 Jan 2017 09:39:53 +0000
Subject: [PATCH] add pin macros for FRDM-KL26Z

---
 utility/pin_shield_1.h | 51 ++++++++++++++++++++++++++++++++++++++++++
 utility/pin_shield_8.h | 26 +++++++++++++++++++++
 2 files changed, 77 insertions(+)

diff --git a/utility/pin_shield_1.h b/utility/pin_shield_1.h
index ad09ea0..bee667e 100644
--- a/utility/pin_shield_1.h
+++ b/utility/pin_shield_1.h
@@ -240,6 +240,57 @@
 #define PIN_INPUT(port, pin)  (port)->PDDR &= ~(1u<<(pin))
 #define PIN_READ(port, pin)   (port)->PDIR & (1u<<(pin))
 
+#elif defined(MKL26Z4)
+  #include <MKL26Z4.h>
+  #define D0_PORT PTA
+  #define D0_PIN  1
+  #define D1_PORT PTA
+  #define D1_PIN  2
+  #define D2_PORT PTD
+  #define D2_PIN  3      //PTD4 on KL25
+  #define D3_PORT PTA
+  #define D3_PIN  12
+  #define D4_PORT PTA
+  #define D4_PIN  4
+  #define D5_PORT PTA
+  #define D5_PIN  5
+  #define D6_PORT PTC
+  #define D6_PIN  8
+  #define D7_PORT PTC
+  #define D7_PIN  9
+  #define D8_PORT PTA
+  #define D8_PIN  13
+  #define D9_PORT PTD
+  #define D9_PIN  2      //PTD5 on KL25
+  #define D10_PORT PTD
+  #define D10_PIN  4      //PTD0
+  #define D11_PORT PTD
+  #define D11_PIN  6      //PTD2
+  #define D12_PORT PTD
+  #define D12_PIN  7      //PTD3
+  #define D13_PORT PTD
+  #define D13_PIN  5      //PTD1
+  #define A0_PORT PTB
+  #define A0_PIN  0
+  #define A1_PORT PTB
+  #define A1_PIN  1
+  #define A2_PORT PTB
+  #define A2_PIN  2
+  #define A3_PORT PTB
+  #define A3_PIN  3
+  #define A4_PORT PTC
+  #define A4_PIN  2
+  #define A5_PORT PTC
+  #define A5_PIN  1
+// Shield Control macros.   Deliberately avoid the IOSET registers
+#define PIN_LOW(port, pin)    (port)->PCOR =  (1<<(pin))
+#define PIN_HIGH(port, pin)   (port)->PSOR =  (1<<(pin))
+//#define PIN_LOW(port, pin)    (port)->PDOR &= ~(1<<(pin))
+//#define PIN_HIGH(port, pin)   (port)->PDOR |=  (1<<(pin))
+#define PIN_OUTPUT(port, pin) (port)->PDDR |= (1<<(pin))
+#define PIN_INPUT(port, pin)  (port)->PDDR &= ~(1u<<(pin))
+#define PIN_READ(port, pin)   (port)->PDIR & (1u<<(pin))
+
 #elif defined(MKL05Z4)
   #include <MKL05Z4.h>
   #define D0_PORT PTB
diff --git a/utility/pin_shield_8.h b/utility/pin_shield_8.h
index d7e7335..77a95b9 100644
--- a/utility/pin_shield_8.h
+++ b/utility/pin_shield_8.h
@@ -142,6 +142,32 @@
   #define setReadDir()  {PTA->PDDR &= ~0x3030;PTC->PDDR &= ~0x0300;PTD->PDDR &= ~0x0030; }
 #endif
 
+#elif defined(MKL26Z4)
+  #include <MKL26Z4.h>
+// configure macros for the data pins
+#define AMASK ((1<<13)|(1<<12)|(1<<5)|(1<<4))
+#define CMASK ((1<<9)|(1<<8))
+#define DMASK ((1<<3)|(1<<2))    //PTD5, PTD4 on KL25Z
+  #define write_8(d) { \
+   PTA->PCOR = AMASK; PTC->PCOR = CMASK; PTD->PCOR = DMASK; \
+   PTA->PSOR =      (((d) & (1<<0)) << 13) \
+                  | (((d) & (1<<3)) << 9) \
+                  | (((d) & (1<<4)) >> 0) \
+                  | (((d) & (1<<5)) >> 0); \
+   PTC->PSOR =      (((d) & (1<<6)) << 2) \
+                  | (((d) & (1<<7)) << 2); \
+   PTD->PSOR =      (((d) & (1<<1)) << 1) \
+                  | (((d) & (1<<2)) << 1); \
+  } 
+  #define read_8() (          (((PTA->PDIR & (1<<13)) >> 13) \
+                             | ((PTA->PDIR & (1<<12)) >> 9) \
+                             | ((PTA->PDIR & (3<<4))  >> 0) \
+                             | ((PTC->PDIR & (3<<8))  >> 2) \
+                             | ((PTD->PDIR & (1<<3))  >> 1) \
+                             | ((PTD->PDIR & (1<<2))  >> 1)))
+  #define setWriteDir() {PTA->PDDR |=  AMASK;PTC->PDDR |=  CMASK;PTD->PDDR |=  DMASK; }
+  #define setReadDir()  {PTA->PDDR &= ~AMASK;PTC->PDDR &= ~CMASK;PTD->PDDR &= ~DMASK; }
+
 #elif defined(MKL05Z4) || defined(TARGET_KL05Z)
   #include <MKL05Z4.h>
 // configure macros for the data pins