diff options
author | Uwe Hermann <uwe@hermann-uwe.de> | 2011-11-22 20:15:45 +0100 |
---|---|---|
committer | Uwe Hermann <uwe@hermann-uwe.de> | 2011-11-22 20:15:45 +0100 |
commit | e63e73d94027ee7411e7137e985d8b32d2c917d7 (patch) | |
tree | 005c90b7ac27bad592edc37e322a931a854b07f4 /i2c/rtc_epson_8564je | |
parent | ceb0837e00f5faf9882b8f793a89e8c41a7fcf4a (diff) | |
download | sigrok-dumps-e63e73d94027ee7411e7137e985d8b32d2c917d7.tar.gz sigrok-dumps-e63e73d94027ee7411e7137e985d8b32d2c917d7.zip |
Add Epson 8564JE I2C RTC example dump.
Diffstat (limited to 'i2c/rtc_epson_8564je')
-rw-r--r-- | i2c/rtc_epson_8564je/README | 34 | ||||
-rw-r--r-- | i2c/rtc_epson_8564je/rtc_epson_8564je.sr | bin | 0 -> 63546 bytes |
2 files changed, 34 insertions, 0 deletions
diff --git a/i2c/rtc_epson_8564je/README b/i2c/rtc_epson_8564je/README new file mode 100644 index 0000000..e87f4de --- /dev/null +++ b/i2c/rtc_epson_8564je/README @@ -0,0 +1,34 @@ +------------------------------------------------------------------------------- +Epson 8564JE I2C RTC +------------------------------------------------------------------------------- + +This an example capture of I2C traffic from/to an Epson 8564JE I2C RTC chip. + + +Logic analyzer setup +-------------------- + +The logic analyzer used for capturing was a ChronoVu LA8 at a sample rate +of 1MHz. The logic analyzer probes were connected to the RTC chip like this: + + Probe RTC chip pin + ------------------------ + 0 (green) SCL + 6 (blue) SDA + GND GND + + +Data +---- + +The device talking to the RTC was doing the following in an infinite loop: + + - Set the RTC to a specific date/time (Nov 22, 2011 - 04:03:54, weekday = 2). + + - Read back the current time from the RTC. + +The sigrok command line used was: + + sigrok-cli -d 0:samplerate=1mhz --samples 8388608 \ + -p '1=SCL,7=SDA,2-6,8' -o rtc_epson_8564je.sr + diff --git a/i2c/rtc_epson_8564je/rtc_epson_8564je.sr b/i2c/rtc_epson_8564je/rtc_epson_8564je.sr Binary files differnew file mode 100644 index 0000000..76f088f --- /dev/null +++ b/i2c/rtc_epson_8564je/rtc_epson_8564je.sr |