send back the result of the SPI write (#1387)
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This commit is contained in:
Erik Fröjdh
2026-02-09 13:50:35 +01:00
committed by GitHub
parent 0992c7ae4c
commit 3f4df445f1
6 changed files with 22 additions and 12 deletions
+6 -1
View File
@@ -4097,7 +4097,7 @@ std::vector<uint8_t> Module::readSpi(int chip_id, int register_id,
}
void Module::writeSpi(int chip_id, int register_id,
std::vector<uint8_t> Module::writeSpi(int chip_id, int register_id,
const std::vector<uint8_t> &data){
auto client = DetectorSocket(shm()->hostname, shm()->controlPort);
client.Send(F_SPI_WRITE);
@@ -4113,6 +4113,11 @@ void Module::writeSpi(int chip_id, int register_id,
<< " returned error: " << client.readErrorMessage();
throw DetectorError(os.str());
}
// Read the output from the SPI write. This contains the data before the write.
std::vector<uint8_t> ret(data.size());
client.Receive(ret);
return ret;
}
} // namespace sls