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(uart) fix uart synchronization routine

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This commit is contained in:
Marcin Nowak
2021-05-09 12:33:13 +02:00
parent 129bc9059c
commit d101b08626
1 changed files with 6 additions and 6 deletions
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12
uart.cpp
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@@ -59,7 +59,7 @@ bool uart_input::setup_port()
port = nullptr;
return false;
}
return true;
}
@@ -173,17 +173,17 @@ void uart_input::poll()
return;
sp_return ret;
if ((ret = sp_input_waiting(port)) >= 20)
{
std::array<uint8_t, 20> tmp_buffer; // TBD, TODO: replace with vector of configurable size?
ret = sp_blocking_read(port, (void*)tmp_buffer.data(), tmp_buffer.size(), 0);
if (ret < 0) {
setup_port();
return;
}
bool sync;
if (tmp_buffer[0] != 0xEF || tmp_buffer[1] != 0xEF || tmp_buffer[2] != 0xEF || tmp_buffer[3] != 0xEF) {
if (conf.debug)
@@ -195,7 +195,7 @@ void uart_input::poll()
WriteLog("uart: sync ok");
sync = true;
}
if (!sync) {
int sync_cnt = 0;
int sync_fail = 0;
@@ -231,7 +231,7 @@ void uart_input::poll()
}
return;
}
std::array<uint8_t, 16> buffer;
memmove(&buffer[0], &tmp_buffer[4], 16);