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KNX Lib: Fix 32bits encode

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Adrian Scillato 2020-11-16 15:26:32 -03:00 committed by GitHub
parent 0648881cae
commit 2afba01557
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1 changed files with 7 additions and 1 deletions
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8
lib/lib_div/esp-knx-ip-0.5.2/src/esp-knx-ip-send.cpp
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@ -182,7 +182,13 @@ void ESPKNXIP::send_4byte_uint(address_t const &receiver, knx_command_type_t ct,
void ESPKNXIP::send_4byte_float(address_t const &receiver, knx_command_type_t ct, float val) void ESPKNXIP::send_4byte_float(address_t const &receiver, knx_command_type_t ct, float val)
{ {
uint8_t buf[] = {0x00, ((uint8_t *)&val)[3], ((uint8_t *)&val)[2], ((uint8_t *)&val)[1], ((uint8_t *)&val)[0]}; union { float f; uint32_t i; } num;
num.f = val;
uint8_t buf[] = {0x00,
(uint8_t)((num.i & 0xFF000000) >> 24),
(uint8_t)((num.i & 0x00FF0000) >> 16),
(uint8_t)((num.i & 0x0000FF00) >> 8),
(uint8_t)((num.i & 0x000000FF) >> 0)};
send(receiver, ct, 5, buf); send(receiver, ct, 5, buf);
} }