1 files changed, 42 insertions, 0 deletions
diff --git a/platforms/esp/8266/fastpin_esp8266.h b/platforms/esp/8266/fastpin_esp8266.h
new file mode 100644
index 00000000..6b9b5e7a
--- /dev/null
+++ b/platforms/esp/8266/fastpin_esp8266.h
@@ -0,0 +1,42 @@
+#pragma once
+
+
+template<uint8_t PIN, uint32_t MASK> class _ESPPIN {
+
+public:
+  typedef volatile uint32_t * port_ptr_t;
+  typedef uint32_t port_t;
+
+  inline static void setOutput() { pinMode(PIN, OUTPUT); }
+  inline static void setInput() { pinMode(PIN, INPUT); }
+
+  inline static void hi() __attribute__ ((always_inline)) { if(PIN < 16) { GPOS = MASK; } else { GP16O |= MASK; } }
+  inline static void lo() __attribute__ ((always_inline)) { if(PIN < 16) { GPOC = MASK; } else { GP16O &= ~MASK; } }
+  inline static void set(register port_t val) __attribute__ ((always_inline)) { if(PIN < 16) { GPO = val; } else { GP16O = val; }}
+
+  inline static void strobe() __attribute__ ((always_inline)) { toggle(); toggle(); }
+
+  inline static void toggle() __attribute__ ((always_inline)) { if(PIN < 16) { GPO ^= MASK; } else { GP16O ^= MASK; } }
+
+  inline static void hi(register port_ptr_t port) __attribute__ ((always_inline)) { hi(); }
+  inline static void lo(register port_ptr_t port) __attribute__ ((always_inline)) { lo(); }
+  inline static void fastset(register port_ptr_t port, register port_t val) __attribute__ ((always_inline)) { *port = val; }
+
+  inline static port_t hival() __attribute__ ((always_inline)) { if (PIN<16) { return GPO | MASK;  } else { return GP16O | MASK; } }
+  inline static port_t loval() __attribute__ ((always_inline)) { if (PIN<16) { return GPO & ~MASK; } else { return GP16O & ~MASK; } }
+  inline static port_ptr_t port() __attribute__ ((always_inline)) { if(PIN<16) { return &GPO; } else { return &GP16O; } }
+  inline static port_t mask() __attribute__ ((always_inline)) { return MASK; }
+
+  inline static bool isset() __attribute__ ((always_inline)) { return (PIN < 16) ? (GPO & MASK) : (GP16O & MASK); }
+};
+
+#define _DEFPIN_ESP8266(PIN) template<> class FastPin<PIN> : public _ESPPIN<PIN, (1<<(PIN & 0xFF))> {};
+
+#define MAX_PIN 116
+_DEFPIN_ESP8266(0); _DEFPIN_ESP8266(1); _DEFPIN_ESP8266(2); _DEFPIN_ESP8266(3);
+_DEFPIN_ESP8266(4); _DEFPIN_ESP8266(5); _DEFPIN_ESP8266(6); _DEFPIN_ESP8266(7);
+_DEFPIN_ESP8266(8); _DEFPIN_ESP8266(9); _DEFPIN_ESP8266(10); _DEFPIN_ESP8266(11);
+_DEFPIN_ESP8266(12); _DEFPIN_ESP8266(13); _DEFPIN_ESP8266(14); _DEFPIN_ESP8266(15);
+_DEFPIN_ESP8266(16);
+
+#define HAS_HARDWARE_PIN_SUPPORT