From 1e5f0cff9c274e7fc6e7474ed267cdedb4cc6e5c Mon Sep 17 00:00:00 2001 From: Piotr Esden-Tempski Date: Sat, 25 Feb 2017 18:41:06 -0800 Subject: Added a capture of config and 4pin output of a MAX7301. This is a capture of the SPI interface and output of the MAX7301 4wire SPI I/O expander. --- spi/max7301/README | 35 +++++++++++++++++++++ .../max7301_config_and_count_4_pin_outputs.sr | Bin 0 -> 41405 bytes 2 files changed, 35 insertions(+) create mode 100644 spi/max7301/README create mode 100644 spi/max7301/max7301_config_and_count_4_pin_outputs.sr (limited to 'spi') diff --git a/spi/max7301/README b/spi/max7301/README new file mode 100644 index 0000000..b87b1b7 --- /dev/null +++ b/spi/max7301/README @@ -0,0 +1,35 @@ +------------------------------------------------------------------------------- +Maxim MAX7301 +------------------------------------------------------------------------------- + +This is a set of example captures of a Maxim MAX7301 GPIO expander. + +Details: +https://www.maximintegrated.com/en/products/MAX7301 + + +Logic analyzer setup +-------------------- + +The logic analyzer used was a Saleae Logic (at 24MHz): + + Probe MAX7301 + ------------------- + 0 CS# + 1 MOSI + 2 CLK + 3 MISO + 4 P12 + 5 P13 + 6 P14 + 7 P15 + + +Data +---- + +The capture was generated using sigrok-cli. + +The chip was driven by a 1Bitsy STM32F415RGT6 development board and libopencm3 +based driver firmware. + diff --git a/spi/max7301/max7301_config_and_count_4_pin_outputs.sr b/spi/max7301/max7301_config_and_count_4_pin_outputs.sr new file mode 100644 index 0000000..057a961 Binary files /dev/null and b/spi/max7301/max7301_config_and_count_4_pin_outputs.sr differ -- cgit v1.2.3-54-g00ecf