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| author | Uwe Hermann <uwe@hermann-uwe.de> | 2012-01-10 21:29:14 +0100 |
|---|---|---|
| committer | Uwe Hermann <uwe@hermann-uwe.de> | 2012-01-10 21:29:14 +0100 |
| commit | d9146492f7619d89cc15b056ec18d4827dc3bd63 (patch) | |
| tree | 79a70c2da53c2edbdc8693615dd0e94db8a5ae37 /i2c/trekstor_ebr30_a | |
| parent | ad9c1894af793c7dfb8f73086634425ae3f9df27 (diff) | |
| download | sigrok-dumps-d9146492f7619d89cc15b056ec18d4827dc3bd63.tar.gz sigrok-dumps-d9146492f7619d89cc15b056ec18d4827dc3bd63.zip | |
I2C: Add trekstor_ebr30_a_i2c_30s.sr.
Diffstat (limited to 'i2c/trekstor_ebr30_a')
| -rw-r--r-- | i2c/trekstor_ebr30_a/README | 37 | ||||
| -rw-r--r-- | i2c/trekstor_ebr30_a/trekstor_ebr30_a_i2c_30s.sr | bin | 0 -> 154899 bytes |
2 files changed, 24 insertions, 13 deletions
diff --git a/i2c/trekstor_ebr30_a/README b/i2c/trekstor_ebr30_a/README index 91ff5c3..4a4da3a 100644 --- a/i2c/trekstor_ebr30_a/README +++ b/i2c/trekstor_ebr30_a/README @@ -2,8 +2,8 @@ TrekStor eBook Reader 3.0 I2C ------------------------------------------------------------------------------- -This is an example capture of the I2C traffic on a TrekStor eBook Reader 3.0 -EBR30-a (Weltbild + Hugendubel Edition) device. +This is a set of example captures of the I2C traffic on a TrekStor eBook +Reader 3.0 EBR30-a (Weltbild + Hugendubel Edition) device. For details on the device see: @@ -13,26 +13,37 @@ There are three chips which are connected to the main CPU's SCL/SDA pins. So far, it's unknown which device is responsible for which I2C output. -Logic analyzer setup --------------------- +trekstor_ebr30_a_i2c_0x15.sr +---------------------------- -The logic analyzer used for capturing is a ChronoVu LA8 at a sample rate -of 4MHz. - -The ChronoVu LA8 probes were connected to the I2C pins like this: +The logic analyzer used for capturing was a ChronoVu LA8: Probe I2C pin ------------------- 1 (orange) SCL 7 (yellow) SDA - GND GND - - -Data ----- The sigrok command line used was: sigrok-cli -d 0:samplerate=4mhz --samples 8388608 \ -p '2=SCL,8=SDA' -o trekstor_ebr30_a_i2c_0x15.sr + +trekstor_ebr30_a_i2c_30s.sr +--------------------------- + +This is a 30 second dump of the I2C traffic while the device was attached +to USB. + +The logic analyzer used for capturing was a Saleae Logic: + + Probe I2C pin + ------------------- + 4 (orange) SCL + 6 (green) SDA + +The sigrok command line used was: + + sigrok-cli -d 0:samplerate=4mhz --time 120s + -p '4=SCL,6=SDA' -o trekstor_ebr30_a_i2c_30s.sr + diff --git a/i2c/trekstor_ebr30_a/trekstor_ebr30_a_i2c_30s.sr b/i2c/trekstor_ebr30_a/trekstor_ebr30_a_i2c_30s.sr Binary files differnew file mode 100644 index 0000000..5be119e --- /dev/null +++ b/i2c/trekstor_ebr30_a/trekstor_ebr30_a_i2c_30s.sr |