diff --git a/src/constants.h b/src/constants.h
index fbc39cc04cb0bd3581a00ffd7807693b4fc9ebf6..bc4d7344d83bfdc87d038a76b96e57d5d6b101f8 100644
--- a/src/constants.h
+++ b/src/constants.h
@@ -52,5 +52,5 @@
 #define C_A_pn 6  // Number of dual polarization antennas per Processing Node (PN) FPGA.
 #define C_N_beamlets 976  // Number of beamlets per antenna band  488, 976
 
-
+#define C_200MHZ_1_CNT_NS 5  // Time of one cnt in nS
 #endif
diff --git a/src/periph/fpga.cpp b/src/periph/fpga.cpp
index d254619054d3e82a5592f72ef21f666de8bf44d5..1a2fa7057edfe180992c3c7dd215ae62fdbde2df 100644
--- a/src/periph/fpga.cpp
+++ b/src/periph/fpga.cpp
@@ -2257,10 +2257,9 @@ bool Periph_fpga::read_subband_weights(TermOutput& termout, int format) {
 bool Periph_fpga::read_time_since_last_pps(TermOutput& termout, int format, int mode) {
     bool retval = true;
     if (mode == R_UCP) {
-        uint32_t data[20];
-        memset((void *)data, 0, sizeof(data));
-        retval = Read("mm/0/PIO_PPS/0/offset_cnt", data);
-        my_pps_offset_cnt = (uint32_t)data[0];
+        uint32_t data = 0;
+        retval = Read("mm/0/PIO_PPS/0/offset_cnt", &data);
+        my_pps_offset_cnt = data;
     }
 
     uint32_t *_ptr = (uint32_t *)termout.val;
diff --git a/src/tr.cpp b/src/tr.cpp
index e5d031102742c4d3fbe7bf29f188cc74323fc874..f63ce90be75573e2d748e63547d180a69ca6cbd6 100644
--- a/src/tr.cpp
+++ b/src/tr.cpp
@@ -53,17 +53,13 @@ TranslatorMap::TranslatorMap()
     translatorMap->add_register("TR_fpga_mask_RW",               "-", C_N_pn, 1, "RW", REG_FORMAT_BOOLEAN);
     translatorMap->add_register("TR_software_version_R",         "-", 1,      1, "RO", REG_FORMAT_STRING);
     translatorMap->add_register("TR_start_time_R",               "-", 1,      1, "RO", REG_FORMAT_UINT32);
-    // translatorMap->add_register("TR_tod_client_status_R",        "-", 1,      1, "RO", REG_FORMAT_BOOLEAN);
+    // translatorMap->add_register("TR_tod_client_status_R",        "-", 1,      1, "RO", REG_FORMAT_BOOLEAN);  // TODO: PTP client is part of linux, can I get a status?
     translatorMap->add_register("TR_tod_R",                      "-", 1,      1, "RO", REG_FORMAT_UINT32);
     translatorMap->add_register("TR_tod_pps_delta_R",            "-", 1,      1, "RO", REG_FORMAT_DOUBLE);
     translatorMap->add_register("TR_fpga_communication_error_R", "-", C_N_pn, 1, "RO", REG_FORMAT_BOOLEAN);
-    
-    // translatorMap->add_register("TR_uptime_R",                   "-", 1,      1, "RO", REG_FORMAT_UINT32);
-    // translatorMap->add_register("TR_busy_R",                     "-", 1,      1, "RO", REG_FORMAT_BOOLEAN);
-    // translatorMap->add_register("TR_reload_RW",                  "-", 1,      1, "RW", REG_FORMAT_BOOLEAN);
+    // translatorMap->add_register("TR_reload_RW",                  "-", 1,      1, "RW", REG_FORMAT_BOOLEAN);  // Maybe for future.
 }
 
-
 TranslatorMap::~TranslatorMap()
 {
     if (translatorMap != NULL) {
@@ -94,13 +90,15 @@ bool TranslatorMap::translator(TermOutput& termout, const char cmd, const string
 
     retval = true;
 
-    if (addr == "TR_reload_W") {
-        if (cmd == 'W') {
-            cout << "Tr: tr_reload_W: initiate RELOAD now" << endl;
-            raise(SIGHUP);
-        }
-    }
-    else if (addr == "TR_fpga_mask_R") {
+    // reload is not used now, but maybe needed in future
+    // if (addr == "TR_reload_W") {
+    //     if (cmd == 'W') {
+    //         cout << "Tr: tr_reload_W: initiate RELOAD now" << endl;
+    //         raise(SIGHUP);
+    //     }
+    // }
+    // else 
+    if (addr == "TR_fpga_mask_R") {
         bool *ptr_out = (bool *)termout.val;
         vector<bool> masked = SD.unb->get_all_masked_nodes();
         for (auto val : masked) {
@@ -138,7 +136,7 @@ bool TranslatorMap::translator(TermOutput& termout, const char cmd, const string
         double *ptr_out = (double *)termout.val;
         vector<uint32_t> pps_offset_cnt = SD.unb->get_all_pps_offset_cnt();
         cout << "pps_offset_cnt=" << pps_offset_cnt[0] << endl;
-        double pps_delta = (double)(pps_offset_cnt[0] * 5);  // TODO: make constant of 5(nS)
+        double pps_delta = (double)(pps_offset_cnt[0] * C_200MHZ_1_CNT_NS);
         *ptr_out = pps_delta;
     }
     else if (addr == "TR_start_time_R") {
@@ -171,7 +169,6 @@ bool TranslatorMap::translator(TermOutput& termout, const char cmd, const string
 bool TranslatorMap::read(TermOutput& termout,
                          const string addr, const int nvalues)
 {
-    cout << "TR:read" << endl;
     return translator(termout, 'R', addr, NULL, nvalues);
 }
 
@@ -179,6 +176,5 @@ bool TranslatorMap::write(TermOutput& termout,
                           const string addr, const unsigned int *data,
                           const int nvalues)
 {
-    cout << "TR:write" << endl;
     return translator(termout, 'W', addr, data, nvalues);
 }