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| -rw-r--r-- | i2c/trekstor_ebr30_a/README | 38 | ||||
| -rw-r--r-- | i2c/trekstor_ebr30_a/trekstor_ebr30_a_i2c_0x15.sr | bin | 0 -> 11582 bytes |
2 files changed, 38 insertions, 0 deletions
diff --git a/i2c/trekstor_ebr30_a/README b/i2c/trekstor_ebr30_a/README new file mode 100644 index 0000000..91ff5c3 --- /dev/null +++ b/i2c/trekstor_ebr30_a/README @@ -0,0 +1,38 @@ +------------------------------------------------------------------------------- +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. + +For details on the device see: + + http://randomprojects.org/wiki/TrekStor_eBook_Reader_3.0_EBR30-a_(Weltbild_%2B_Hugendubel_Edition) + +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 +-------------------- + +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: + + 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 + diff --git a/i2c/trekstor_ebr30_a/trekstor_ebr30_a_i2c_0x15.sr b/i2c/trekstor_ebr30_a/trekstor_ebr30_a_i2c_0x15.sr Binary files differnew file mode 100644 index 0000000..666092f --- /dev/null +++ b/i2c/trekstor_ebr30_a/trekstor_ebr30_a_i2c_0x15.sr |