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ruanhaishen
Nodemcu Firmware
Commits
0863a4c2
Commit
0863a4c2
authored
Jan 17, 2016
by
Sebastian Schildt
Browse files
Fix unit constants to be consistent with code
Extend example to show querying different units or specific sensors
parent
c8037568
Changes
2
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Inline
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lua_modules/ds18b20/ds18b20-example.lua
View file @
0863a4c2
...
@@ -13,6 +13,14 @@ end
...
@@ -13,6 +13,14 @@ end
-- Just read temperature
-- Just read temperature
print
(
"Temperature: "
..
t
.
read
()
..
"'C"
)
print
(
"Temperature: "
..
t
.
read
()
..
"'C"
)
-- Get temperature of first detected sensor in Fahrenheit
print
(
"Temperature: "
..
t
.
read
(
nil
,
t
.
F
)
..
"'F"
)
-- Query the second detected sensor, get temperature in Kelvin
if
(
table
.
getn
(
addrs
)
>=
2
)
then
print
(
"Second sensor: "
..
t
.
read
(
addrs
[
2
],
t
.
K
)
..
"'K"
)
end
-- Don't forget to release it after use
-- Don't forget to release it after use
t
=
nil
t
=
nil
ds18b20
=
nil
ds18b20
=
nil
...
...
lua_modules/ds18b20/ds18b20.lua
View file @
0863a4c2
...
@@ -33,9 +33,9 @@ setfenv(1,M)
...
@@ -33,9 +33,9 @@ setfenv(1,M)
--------------------------------------------------------------------------------
--------------------------------------------------------------------------------
-- Implementation
-- Implementation
--------------------------------------------------------------------------------
--------------------------------------------------------------------------------
C
=
0
C
=
'C'
F
=
1
F
=
'F'
K
=
2
K
=
'K'
function
setup
(
dq
)
function
setup
(
dq
)
pin
=
dq
pin
=
dq
if
(
pin
==
nil
)
then
if
(
pin
==
nil
)
then
...
...
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