From 4cc2b88e32b573d79d69ec1b7b31af93ce123d00 Mon Sep 17 00:00:00 2001 From: Uwe Hermann Date: Sun, 24 Jun 2012 16:01:15 +0200 Subject: Add some RDing TEMPer (USB temperature logger) dumps. --- i2c/rding_temper/README | 36 +++++++++++++++++++++ ...ding_temper_i2c_usb_led_eeprom_and_sensor_5s.sr | Bin 0 -> 250444 bytes .../rding_temper_i2c_usb_led_sensor_5s.sr | Bin 0 -> 220198 bytes 3 files changed, 36 insertions(+) create mode 100644 i2c/rding_temper/README create mode 100644 i2c/rding_temper/rding_temper_i2c_usb_led_eeprom_and_sensor_5s.sr create mode 100644 i2c/rding_temper/rding_temper_i2c_usb_led_sensor_5s.sr diff --git a/i2c/rding_temper/README b/i2c/rding_temper/README new file mode 100644 index 0000000..f0fb8f3 --- /dev/null +++ b/i2c/rding_temper/README @@ -0,0 +1,36 @@ +------------------------------------------------------------------------------- +RDing TEMPer USB-based temperature sensor +------------------------------------------------------------------------------- + +This is a set of example captures of the I2C/USB/other traffic on an +RDing TEMPer USB-based temperature sensor. + +The device consists of a Fairchild FM75 temperature sensor, an unknown +I2C EEPROM, and an unknown "main chip" (20 pins) which does USB +(low-speed, HID), among other things. + +Details: +http://sigrok.org/wiki/RDing_TEMPer + + +Data +---- + +The logic analyzer used was a CWAV USBee SX (at 12MHz): + + Probe RDing TEMPer + ------------------------ + 0 (black) I2C SDA (FM75) + 1 (brown) I2C SCL (FM75) + 2 (red) OS (FM75) + 3 (orange) USB DM (main chip) + 4 (yellow) USB DP (main chip) + 5 (green) LED (a pin on the main chip) + +The sigrok command line used was: + + sigrok-cli -d 0:samplerate=12mhz --time