summaryrefslogtreecommitdiff
path: root/i2c/eeprom_24xx/attiny13_i2c/README
diff options
context:
space:
mode:
Diffstat (limited to 'i2c/eeprom_24xx/attiny13_i2c/README')
-rw-r--r--i2c/eeprom_24xx/attiny13_i2c/README32
1 files changed, 32 insertions, 0 deletions
diff --git a/i2c/eeprom_24xx/attiny13_i2c/README b/i2c/eeprom_24xx/attiny13_i2c/README
new file mode 100644
index 0000000..afdb957
--- /dev/null
+++ b/i2c/eeprom_24xx/attiny13_i2c/README
@@ -0,0 +1,32 @@
+-------------------------------------------------------------------------------
+Atmel ATtiny13 I²C
+-------------------------------------------------------------------------------
+
+This is a set of example captures of the I²C traffic to/from the Atmel
+ATtiny13 chip and the Cypress FX2 in the Braintechnology USB-LPS device.
+
+Details:
+http://www.atmel.com/images/doc2535.pdf
+http://www.braintechnology.de/braintechnology/usb_lps.html
+
+
+Logic analyzer setup
+--------------------
+
+The logic analyzer used was a CWAV USBee SX (at 12MHz):
+
+ Probe ATtiny13 pin
+ ------------------------
+ 0 (black) PB0
+ 1 (brown) PB1/SDA
+ 2 (red) PB2/SCL
+ 3 (orange) PB3
+ 4 (yellow) PB4
+ 5 (green) PB5
+
+
+Data
+----
+
+The data contains the power-up sequence when the USB cable is attached.
+