custom-board-bundle-sample-.../firmware/controllers/lua/lua_lib.h

41 lines
1.1 KiB
C

#define ARRAY_EQUALS "function equals(data1, data2) \
\
local index = 1 \
while data1[index] ~= nil do \
if data1[index] ~= data1[index] then \
return -1 - index \
end \
index = index + 1 \
end \
if nil ~= data2[index] then \
return -1 - index \
end \
return 0 \
end \
"
// LSB (Least Significant Byte comes first) "Intel"
#define TWO_BYTES_LSB "function getTwoBytesLSB(data, offset, factor) \
return (data[offset + 2] * 256 + data[offset + 1]) * factor \
end"
// Little-endian System, "Intel"
#define SET_TWO_BYTES " function setTwoBytes(data, offset, value) \
value = math.floor(value) \
data[offset + 2] = value >> 8 \
data[offset + 1] = value & 0xff \
end \
"
// MOTOROLA order, MSB (Most Significant Byte/Big Endian) comes first.
#define TWO_BYTES_MSB "function getTwoBytesMSB(data, offset, factor) \
return (data[offset + 1] * 256 + data[offset + 2]) * factor \
end"
#define SET_TWO_BYTES_MSB " function setTwoBytesMsb(data, offset, value) \
value = math.floor(value) \
data[offset + 1] = value >> 8 \
data[offset + 2] = value & 0xff \
end \
"