Merge pull request #490 from nodemcu/dev

Merge dev to dev096
This commit is contained in:
Vowstar 2015-06-20 01:54:54 +08:00
commit 234885e365
5 changed files with 163 additions and 75 deletions

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@ -42,6 +42,7 @@ INCLUDES += -I ./
INCLUDES += -I ./include
INCLUDES += -I ../include
INCLUDES += -I ../../include
INCLUDES += -I ../libc
INCLUDES += -I ../platform
PDIR := ../$(PDIR)
sinclude $(PDIR)Makefile

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@ -29,6 +29,7 @@
#include "user_interface.h"
#include "platform.h"
#include "c_stdio.h"
#include "dht.h"
#ifndef LOW
@ -39,12 +40,12 @@
#define HIGH 1
#endif /* ifndef HIGH */
#define COMBINE_HIGH_AND_LOW_BYTE(byte_high, byte_low) ((byte_high << 8) | (byte_low))
#define COMBINE_HIGH_AND_LOW_BYTE(byte_high, byte_low) (((byte_high) << 8) | (byte_low))
static double dht_humidity;
static double dht_temperature;
static uint8_t dht_bits[5]; // buffer to receive data
static uint8_t dht_bytes[5]; // buffer to receive data
static int dht_readSensor(uint8_t pin, uint8_t wakeupDelay);
/////////////////////////////////////////////////////
@ -66,6 +67,74 @@ double dht_getTemperature(void)
return dht_temperature;
}
// return values:
// DHTLIB_OK
// DHTLIB_ERROR_CHECKSUM
// DHTLIB_ERROR_TIMEOUT
int dht_read_universal(uint8_t pin)
{
// READ VALUES
int rv = dht_readSensor(pin, DHTLIB_DHT_UNI_WAKEUP);
if (rv != DHTLIB_OK)
{
dht_humidity = DHTLIB_INVALID_VALUE; // invalid value, or is NaN prefered?
dht_temperature = DHTLIB_INVALID_VALUE; // invalid value
return rv; // propagate error value
}
#if defined(DHT_DEBUG_BYTES)
int i;
for (i = 0; i < 5; i++)
{
DHT_DEBUG("%02X\n", dht_bytes[i]);
}
#endif // defined(DHT_DEBUG_BYTES)
// Assume it is DHT11
// If it is DHT11, both bit[1] and bit[3] is 0
if ((dht_bytes[1] == 0) && (dht_bytes[3] == 0))
{
// It may DHT11
// CONVERT AND STORE
DHT_DEBUG("DHT11 method\n");
dht_humidity = dht_bytes[0]; // dht_bytes[1] == 0;
dht_temperature = dht_bytes[2]; // dht_bytes[3] == 0;
// TEST CHECKSUM
// dht_bytes[1] && dht_bytes[3] both 0
uint8_t sum = dht_bytes[0] + dht_bytes[2];
if (dht_bytes[4] != sum)
{
// It may not DHT11
dht_humidity = DHTLIB_INVALID_VALUE; // invalid value, or is NaN prefered?
dht_temperature = DHTLIB_INVALID_VALUE; // invalid value
// Do nothing
}
else
{
return DHTLIB_OK;
}
}
// Assume it is not DHT11
// CONVERT AND STORE
DHT_DEBUG("DHTxx method\n");
dht_humidity = (double)COMBINE_HIGH_AND_LOW_BYTE(dht_bytes[0], dht_bytes[1]) * 0.1;
dht_temperature = (double)COMBINE_HIGH_AND_LOW_BYTE(dht_bytes[2] & 0x7F, dht_bytes[3]) * 0.1;
if (dht_bytes[2] & 0x80) // negative dht_temperature
{
dht_temperature = -dht_temperature;
}
// TEST CHECKSUM
uint8_t sum = dht_bytes[0] + dht_bytes[1] + dht_bytes[2] + dht_bytes[3];
if (dht_bytes[4] != sum)
{
return DHTLIB_ERROR_CHECKSUM;
}
return DHTLIB_OK;
}
// return values:
// DHTLIB_OK
// DHTLIB_ERROR_CHECKSUM
@ -82,13 +151,13 @@ int dht_read11(uint8_t pin)
}
// CONVERT AND STORE
dht_humidity = dht_bits[0]; // dht_bits[1] == 0;
dht_temperature = dht_bits[2]; // dht_bits[3] == 0;
dht_humidity = dht_bytes[0]; // dht_bytes[1] == 0;
dht_temperature = dht_bytes[2]; // dht_bytes[3] == 0;
// TEST CHECKSUM
// dht_bits[1] && dht_bits[3] both 0
uint8_t sum = dht_bits[0] + dht_bits[2];
if (dht_bits[4] != sum) return DHTLIB_ERROR_CHECKSUM;
// dht_bytes[1] && dht_bytes[3] both 0
uint8_t sum = dht_bytes[0] + dht_bytes[2];
if (dht_bytes[4] != sum) return DHTLIB_ERROR_CHECKSUM;
return DHTLIB_OK;
}
@ -110,16 +179,16 @@ int dht_read(uint8_t pin)
}
// CONVERT AND STORE
dht_humidity = (double)COMBINE_HIGH_AND_LOW_BYTE(dht_bits[0], dht_bits[1]) * 0.1;
dht_temperature = (double)COMBINE_HIGH_AND_LOW_BYTE(dht_bits[2] & 0x7F, dht_bits[3]) * 0.1;
if (dht_bits[2] & 0x80) // negative dht_temperature
dht_humidity = (double)COMBINE_HIGH_AND_LOW_BYTE(dht_bytes[0], dht_bytes[1]) * 0.1;
dht_temperature = (double)COMBINE_HIGH_AND_LOW_BYTE(dht_bytes[2] & 0x7F, dht_bytes[3]) * 0.1;
if (dht_bytes[2] & 0x80) // negative dht_temperature
{
dht_temperature = -dht_temperature;
}
// TEST CHECKSUM
uint8_t sum = dht_bits[0] + dht_bits[1] + dht_bits[2] + dht_bits[3];
if (dht_bits[4] != sum)
uint8_t sum = dht_bytes[0] + dht_bytes[1] + dht_bytes[2] + dht_bytes[3];
if (dht_bytes[4] != sum)
{
return DHTLIB_ERROR_CHECKSUM;
}
@ -130,37 +199,25 @@ int dht_read(uint8_t pin)
// DHTLIB_OK
// DHTLIB_ERROR_CHECKSUM
// DHTLIB_ERROR_TIMEOUT
inline int dht_read21(uint8_t pin)
{
return dht_read(pin);
}
int dht_read21(uint8_t pin) __attribute__((alias("dht_read")));
// return values:
// DHTLIB_OK
// DHTLIB_ERROR_CHECKSUM
// DHTLIB_ERROR_TIMEOUT
inline int dht_read22(uint8_t pin)
{
return dht_read(pin);
}
int dht_read22(uint8_t pin) __attribute__((alias("dht_read")));
// return values:
// DHTLIB_OK
// DHTLIB_ERROR_CHECKSUM
// DHTLIB_ERROR_TIMEOUT
inline int dht_read33(uint8_t pin)
{
return dht_read(pin);
}
int dht_read33(uint8_t pin) __attribute__((alias("dht_read")));
// return values:
// DHTLIB_OK
// DHTLIB_ERROR_CHECKSUM
// DHTLIB_ERROR_TIMEOUT
inline int dht_read44(uint8_t pin)
{
return dht_read(pin);
}
int dht_read44(uint8_t pin) __attribute__((alias("dht_read")));
/////////////////////////////////////////////////////
//
@ -185,7 +242,7 @@ int dht_readSensor(uint8_t pin, uint8_t wakeupDelay)
// volatile uint8_t *PIR = portInputRegister(port);
// EMPTY BUFFER
for (i = 0; i < 5; i++) dht_bits[i] = 0;
for (i = 0; i < 5; i++) dht_bytes[i] = 0;
// REQUEST SAMPLE
// pinMode(pin, OUTPUT);
@ -237,7 +294,7 @@ int dht_readSensor(uint8_t pin, uint8_t wakeupDelay)
if ((system_get_time() - t) > 40)
{
dht_bits[idx] |= mask;
dht_bytes[idx] |= mask;
}
mask >>= 1;
if (mask == 0) // next byte?

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@ -28,6 +28,9 @@
#define DHTLIB_DHT11_WAKEUP 18
#define DHTLIB_DHT_WAKEUP 1
#define DHTLIB_DHT_UNI_WAKEUP 18
#define DHT_DEBUG
// max timeout is 100 usec.
// For a 16 Mhz proc 100 usec is 1600 clock cycles
@ -49,13 +52,14 @@
// DHTLIB_OK
// DHTLIB_ERROR_CHECKSUM
// DHTLIB_ERROR_TIMEOUT
int dht_read_universal(uint8_t pin);
int dht_read11(uint8_t pin);
int dht_read(uint8_t pin);
inline int dht_read21(uint8_t pin);
inline int dht_read22(uint8_t pin);
inline int dht_read33(uint8_t pin);
inline int dht_read44(uint8_t pin);
int dht_read21(uint8_t pin);
int dht_read22(uint8_t pin);
int dht_read33(uint8_t pin);
int dht_read44(uint8_t pin);
double dht_getHumidity(void);
double dht_getTemperature(void);

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@ -16,59 +16,88 @@ int platform_dht_exists( unsigned id )
return ((id < NUM_DHT) && (id > 0));
}
// Lua: result = dht.read( id )
// Lua: status, temp, humi, tempdec, humidec = dht.read( id )
static int dht_lapi_read( lua_State *L )
{
unsigned id = luaL_checkinteger( L, 1 );
MOD_CHECK_ID( dht, id );
lua_pushinteger( L, dht_read(id) );
lua_pushnumber( L, dht_getTemperature() );
lua_pushnumber( L, dht_getHumidity() );
return 3;
lua_pushinteger( L, dht_read_universal(id) );
double temp = dht_getTemperature();
double humi = dht_getHumidity();
int tempdec = (int)((temp - (int)temp) * 1000);
int humidec = (int)((humi - (int)humi) * 1000);
lua_pushnumber( L, temp );
lua_pushnumber( L, humi );
lua_pushnumber( L, tempdec );
lua_pushnumber( L, humidec );
return 5;
}
// Lua: result = dht.read11( id )
// Lua: status, temp, humi, tempdec, humidec = dht.read11( id ))
static int dht_lapi_read11( lua_State *L )
{
unsigned id = luaL_checkinteger( L, 1 );
MOD_CHECK_ID( dht, id );
lua_pushinteger( L, dht_read11(id) );
lua_pushnumber( L, dht_getTemperature() );
lua_pushnumber( L, dht_getHumidity() );
return 3;
double temp = dht_getTemperature();
double humi = dht_getHumidity();
int tempdec = (int)((temp - (int)temp) * 1000);
int humidec = (int)((humi - (int)humi) * 1000);
lua_pushnumber( L, temp );
lua_pushnumber( L, humi );
lua_pushnumber( L, tempdec );
lua_pushnumber( L, humidec );
return 5;
}
// Lua: result = dht.humidity()
static int dht_lapi_humidity( lua_State *L )
// Lua: status, temp, humi, tempdec, humidec = dht.readxx( id ))
static int dht_lapi_readxx( lua_State *L )
{
lua_pushnumber( L, dht_getHumidity() );
return 1;
unsigned id = luaL_checkinteger( L, 1 );
MOD_CHECK_ID( dht, id );
lua_pushinteger( L, dht_read(id) );
double temp = dht_getTemperature();
double humi = dht_getHumidity();
int tempdec = (int)((temp - (int)temp) * 1000);
int humidec = (int)((humi - (int)humi) * 1000);
lua_pushnumber( L, temp );
lua_pushnumber( L, humi );
lua_pushnumber( L, tempdec );
lua_pushnumber( L, humidec );
return 5;
}
// Lua: result = dht.humiditydecimal()
static int dht_lapi_humiditydecimal( lua_State *L )
{
double value = dht_getHumidity();
int result = (int)((value - (int)value) * 1000);
lua_pushnumber( L, result );
return 1;
}
// // Lua: result = dht.humidity()
// static int dht_lapi_humidity( lua_State *L )
// {
// lua_pushnumber( L, dht_getHumidity() );
// return 1;
// }
// Lua: result = dht.temperature()
static int dht_lapi_temperature( lua_State *L )
{
lua_pushnumber( L, dht_getTemperature() );
return 1;
}
// // Lua: result = dht.humiditydecimal()
// static int dht_lapi_humiditydecimal( lua_State *L )
// {
// double value = dht_getHumidity();
// int result = (int)((value - (int)value) * 1000);
// lua_pushnumber( L, result );
// return 1;
// }
// Lua: result = dht.temperaturedecimal()
static int dht_lapi_temperaturedecimal( lua_State *L )
{
double value = dht_getTemperature();
int result = (int)((value - (int)value) * 1000);
lua_pushnumber( L, result );
return 1;
}
// // Lua: result = dht.temperature()
// static int dht_lapi_temperature( lua_State *L )
// {
// lua_pushnumber( L, dht_getTemperature() );
// return 1;
// }
// // Lua: result = dht.temperaturedecimal()
// static int dht_lapi_temperaturedecimal( lua_State *L )
// {
// double value = dht_getTemperature();
// int result = (int)((value - (int)value) * 1000);
// lua_pushnumber( L, result );
// return 1;
// }
// Module function map
#define MIN_OPT_LEVEL 2
@ -77,10 +106,7 @@ const LUA_REG_TYPE dht_map[] =
{
{ LSTRKEY( "read" ), LFUNCVAL( dht_lapi_read ) },
{ LSTRKEY( "read11" ), LFUNCVAL( dht_lapi_read11 ) },
{ LSTRKEY( "humidity" ), LFUNCVAL( dht_lapi_humidity ) },
{ LSTRKEY( "temperature" ), LFUNCVAL( dht_lapi_temperature ) },
{ LSTRKEY( "humiditydecimal" ), LFUNCVAL( dht_lapi_humiditydecimal ) },
{ LSTRKEY( "temperaturedecimal" ), LFUNCVAL( dht_lapi_temperaturedecimal ) },
{ LSTRKEY( "readxx" ), LFUNCVAL( dht_lapi_readxx ) },
#if LUA_OPTIMIZE_MEMORY > 0
{ LSTRKEY( "OK" ), LNUMVAL( DHTLIB_OK ) },
{ LSTRKEY( "ERROR_CHECKSUM" ), LNUMVAL( DHTLIB_ERROR_CHECKSUM ) },

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@ -16,13 +16,13 @@
// -- This WS2812 code must be compiled with -O2 to get the timing right. Read this:
// -- http://wp.josh.com/2014/05/13/ws2812-neopixels-are-not-so-finicky-once-you-get-to-know-them/
// -- The ICACHE_FLASH_ATTR is there to trick the compiler and get the very first pulse width correct.
static void ICACHE_FLASH_ATTR send_ws_0(uint8_t gpio) {
static void ICACHE_FLASH_ATTR __attribute__((optimize("O2"))) send_ws_0(uint8_t gpio){
uint8_t i;
i = 4; while (i--) GPIO_REG_WRITE(GPIO_OUT_W1TS_ADDRESS, 1 << gpio);
i = 9; while (i--) GPIO_REG_WRITE(GPIO_OUT_W1TC_ADDRESS, 1 << gpio);
}
static void ICACHE_FLASH_ATTR send_ws_1(uint8_t gpio) {
static void ICACHE_FLASH_ATTR __attribute__((optimize("O2"))) send_ws_1(uint8_t gpio){
uint8_t i;
i = 8; while (i--) GPIO_REG_WRITE(GPIO_OUT_W1TS_ADDRESS, 1 << gpio);
i = 6; while (i--) GPIO_REG_WRITE(GPIO_OUT_W1TC_ADDRESS, 1 << gpio);