Merge pull request esp8266#1746 from cmmakerclub/master

Add pre-defined ESPRESSO_LITE_VERSION to ESPresso Lite * variants

Author: igrr

variants/espresso_lite_v1/pins_arduino.h

@@ -30,6 +30,8 @@
 #define NUM_DIGITAL_PINS        17
 #define NUM_ANALOG_INPUTS       1
 
+#define ESPRESSO_LITE_VERSION   1
+
 #define analogInputToDigitalPin(p)  ((p > 0)?NOT_A_PIN:0)
 #define digitalPinToInterrupt(p)  	(((p) < EXTERNAL_NUM_INTERRUPTS)?p:NOT_A_PIN)
 #define digitalPinHasPWM(p)         (((p) < NUM_DIGITAL_PINS)?p:NOT_A_PIN)

variants/espresso_lite_v2/pins_arduino.h

@@ -30,6 +30,8 @@
 #define NUM_DIGITAL_PINS        17
 #define NUM_ANALOG_INPUTS       1
 
+#define ESPRESSO_LITE_VERSION   2
+
 #define analogInputToDigitalPin(p)  ((p > 0)?NOT_A_PIN:0)
 #define digitalPinToInterrupt(p)  	(((p) < EXTERNAL_NUM_INTERRUPTS)?p:NOT_A_PIN)
 #define digitalPinHasPWM(p)         (((p) < NUM_DIGITAL_PINS)?p:NOT_A_PIN)