From b0a254438b950cafddb70240d24edc55e3b2763f Mon Sep 17 00:00:00 2001 From: dakkar Date: Fri, 1 Apr 2022 11:23:44 +0100 Subject: debug prints --- datalog.h | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) (limited to 'datalog.h') diff --git a/datalog.h b/datalog.h index 39473e3..029ec61 100644 --- a/datalog.h +++ b/datalog.h @@ -21,8 +21,11 @@ public: void start() { SDSPI.begin(SDCARD_SCLK, SDCARD_MISO, SDCARD_MOSI); - SD.begin(SDCARD_CS, SDSPI); + bool sdok=SD.begin(SDCARD_CS, SDSPI); + Serial.print("sdok: ");Serial.println(sdok); + Serial.println(SD.cardSize()); logfile = SD.open("air-quality.csv",FILE_APPEND,true); + Serial.print("file: ");Serial.println(logfile.path()); linesSinceLastFlush=0; } @@ -44,11 +47,14 @@ public: data->batteryVoltage ); - logfile.write((uint8_t *)line,65); + size_t written=logfile.write((uint8_t *)line,65); Serial.write(line); + Serial.print("written: ");Serial.println(written); if (++linesSinceLastFlush > flushThreshold) { logfile.flush(); linesSinceLastFlush=0; + + Serial.println("flushed"); } } }; -- cgit v1.2.3