Minor - Add number separators (#845)

Author: earlephilhower

cores/rp2040/PolledTimeout.h

@@ -129,10 +129,10 @@ struct TimeUnit {
     }
 };
 
-using TimeMillis     = TimeUnit< TimeSourceMillis,       1000 >;
-using TimeFastMillis = TimeUnit< TimeSourceCycles,       1000 >;
-using TimeFastMicros = TimeUnit< TimeSourceCycles,    1000000 >;
-using TimeFastNanos  = TimeUnit< TimeSourceCycles, 1000000000 >;
+using TimeMillis     = TimeUnit < TimeSourceMillis, 1'000 >;
+using TimeFastMillis = TimeUnit < TimeSourceCycles, 1'000 >;
+using TimeFastMicros = TimeUnit < TimeSourceCycles, 1'000'000 >;
+using TimeFastNanos  = TimeUnit < TimeSourceCycles, 1'000'000'000 >;
 
 } //TimePolicy
 

cores/rp2040/RP2040Support.h

@@ -238,7 +238,7 @@ class RP2040 {
     // Convert from microseconds to PIO clock cycles
     static int usToPIOCycles(int us) {
         // Parenthesis needed to guarantee order of operations to avoid 32bit overflow
-        return (us * (clock_get_hz(clk_sys) / 1000000));
+        return (us * (clock_get_hz(clk_sys) / 1'000'000));
     }
 
     // Get current clock frequency

cores/rp2040/SerialUSB.cpp

@@ -147,7 +147,7 @@ size_t SerialUSB::write(const uint8_t *buf, size_t length) {
                 tud_task();
                 tud_cdc_write_flush();
                 if (!tud_cdc_connected() ||
-                        (!tud_cdc_write_available() && time_us_64() > last_avail_time + 1000000 /* 1 second */)) {
+                        (!tud_cdc_write_available() && time_us_64() > last_avail_time + 1'000'000 /* 1 second */)) {
                     break;
                 }
             }

cores/rp2040/Tone.cpp

@@ -62,7 +62,7 @@ void tone(uint8_t pin, unsigned int frequency, unsigned long duration) {
         return;    // Weird deadlock case
     }
 
-    int us = 1000000 / frequency / 2;
+    int us = 1'000'000 / frequency / 2;
     if (us < 5) {
         us = 5;
     }

cores/rp2040/posix.cpp

@@ -90,8 +90,8 @@ extern "C" int _gettimeofday(struct timeval *tv, void *tz) {
     (void) tz;
     uint64_t now_us = to_us_since_boot(get_absolute_time()) + __timedelta_us;
     if (tv) {
-        tv->tv_sec = now_us / 1000000L;
-        tv->tv_usec = now_us % 1000000L;
+        tv->tv_sec = now_us / 1'000'000L;
+        tv->tv_usec = now_us % 1'000'000L;
     }
     return 0;
 }
@@ -101,7 +101,7 @@ extern "C" int settimeofday(const struct timeval *tv, const struct timezone *tz)
     uint64_t now_us = to_us_since_boot(get_absolute_time());
     if (tv) {
         uint64_t newnow_us;
-        newnow_us = tv->tv_sec * 1000000L;
+        newnow_us = tv->tv_sec * 1'000'000L;
         newnow_us += tv->tv_usec;
         __timedelta_us = newnow_us - now_us;
     }
@@ -111,7 +111,7 @@ extern "C" int settimeofday(const struct timeval *tv, const struct timezone *tz)
 // For NTP
 extern "C" void __setSystemTime(unsigned long long sec, unsigned long usec) {
     uint64_t now_us = to_us_since_boot(get_absolute_time());
-    uint64_t newnow_us = sec * 1000000LL + usec;
+    uint64_t newnow_us = sec * 1'000'000LL + usec;
     __timedelta_us = newnow_us - now_us;
 }
 

cores/rp2040/wiring_analog.cpp

@@ -42,9 +42,9 @@ extern "C" void analogWriteFreq(uint32_t freq) {
     if (freq < 100) {
         DEBUGCORE("ERROR: analogWriteFreq too low (%d)\n", freq);
         analogFreq = 100;
-    } else if (freq > 1000000) {
+    } else if (freq > 1'000'000) {
         DEBUGCORE("ERROR: analogWriteFreq too high (%d)\n", freq);
-        analogFreq = 1000000;
+        analogFreq = 1'000'000;
     } else {
         analogFreq = freq;
     }