From 347cf0cbfc1d37fe5c63ad39b23d361cabf4d006 Mon Sep 17 00:00:00 2001 From: Uwe Hermann Date: Tue, 25 Sep 2018 23:47:22 +0200 Subject: Add a few Maxim MAX3420E SPI/USB captures. --- spi/max3420e/datq1thd6b0/README | 33 +++++++++++++++++++++ spi/max3420e/datq1thd6b0/max3420e_1xtouch.sr | Bin 0 -> 52977 bytes spi/max3420e/datq1thd6b0/max3420e_2xtouch.sr | Bin 0 -> 53852 bytes spi/max3420e/datq1thd6b0/max3420e_3xtouch.sr | Bin 0 -> 64818 bytes spi/max3420e/datq1thd6b0/max3420e_idle.sr | Bin 0 -> 648176 bytes .../datq1thd6b0/max3420e_left_pcb_unconnected.sr | Bin 0 -> 1617179 bytes .../datq1thd6b0/max3420e_lots_of_touching.sr | Bin 0 -> 514887 bytes spi/max3420e/datq1thd6b0/max3420e_poweron.sr | Bin 0 -> 439549 bytes .../datq1thd6b0/max3420e_poweron_and_other_pcbs.sr | Bin 0 -> 322698 bytes .../datq1thd6b0/max3420e_right_pcb_unconnected.sr | Bin 0 -> 1587925 bytes 10 files changed, 33 insertions(+) create mode 100644 spi/max3420e/datq1thd6b0/README create mode 100644 spi/max3420e/datq1thd6b0/max3420e_1xtouch.sr create mode 100644 spi/max3420e/datq1thd6b0/max3420e_2xtouch.sr create mode 100644 spi/max3420e/datq1thd6b0/max3420e_3xtouch.sr create mode 100644 spi/max3420e/datq1thd6b0/max3420e_idle.sr create mode 100644 spi/max3420e/datq1thd6b0/max3420e_left_pcb_unconnected.sr create mode 100644 spi/max3420e/datq1thd6b0/max3420e_lots_of_touching.sr create mode 100644 spi/max3420e/datq1thd6b0/max3420e_poweron.sr create mode 100644 spi/max3420e/datq1thd6b0/max3420e_poweron_and_other_pcbs.sr create mode 100644 spi/max3420e/datq1thd6b0/max3420e_right_pcb_unconnected.sr (limited to 'spi') diff --git a/spi/max3420e/datq1thd6b0/README b/spi/max3420e/datq1thd6b0/README new file mode 100644 index 0000000..bf1b45c --- /dev/null +++ b/spi/max3420e/datq1thd6b0/README @@ -0,0 +1,33 @@ +------------------------------------------------------------------------------- +Maxim MAX3420E on a DATQ1THD6B0 touch screen module +------------------------------------------------------------------------------- + +This directory contains captures of the SPI/USB communication of a +DATQ1THD6B0 touch screen module (used for TFT monitors). + +Details: +https://randomprojects.org/wiki/DATQ1THD6B0_touch_screen_module +https://www.maximintegrated.com/en/products/interface/controllers-expanders/MAX3420E.html + + +Logic analyzer setup +-------------------- + +The logic analyzer used was a Saleae Logic16 (at 50MHz): + + Probe MAX3420E + -------------------- + 0 USB D- + 1 USB D+ + 2 MOSI + 3 CLK + 4 CS# + 5 MISO + + +max3420e_poweron_and_other_pcbs.sr +---------------------------------- + +The samplerate here is only 32MHz, USB may not be entirely decodable. This +is a capture which is only meant to show the timing of when the two other +PCBs are initialized relative to the main PCB. diff --git a/spi/max3420e/datq1thd6b0/max3420e_1xtouch.sr b/spi/max3420e/datq1thd6b0/max3420e_1xtouch.sr new file mode 100644 index 0000000..a42990c Binary files /dev/null and b/spi/max3420e/datq1thd6b0/max3420e_1xtouch.sr differ diff --git a/spi/max3420e/datq1thd6b0/max3420e_2xtouch.sr b/spi/max3420e/datq1thd6b0/max3420e_2xtouch.sr new file mode 100644 index 0000000..426115a Binary files /dev/null and b/spi/max3420e/datq1thd6b0/max3420e_2xtouch.sr differ diff --git a/spi/max3420e/datq1thd6b0/max3420e_3xtouch.sr b/spi/max3420e/datq1thd6b0/max3420e_3xtouch.sr new file mode 100644 index 0000000..4b28e96 Binary files /dev/null and b/spi/max3420e/datq1thd6b0/max3420e_3xtouch.sr differ diff --git a/spi/max3420e/datq1thd6b0/max3420e_idle.sr b/spi/max3420e/datq1thd6b0/max3420e_idle.sr new file mode 100644 index 0000000..8fe25b1 Binary files /dev/null and b/spi/max3420e/datq1thd6b0/max3420e_idle.sr differ diff --git a/spi/max3420e/datq1thd6b0/max3420e_left_pcb_unconnected.sr b/spi/max3420e/datq1thd6b0/max3420e_left_pcb_unconnected.sr new file mode 100644 index 0000000..e484f5f Binary files /dev/null and b/spi/max3420e/datq1thd6b0/max3420e_left_pcb_unconnected.sr differ diff --git a/spi/max3420e/datq1thd6b0/max3420e_lots_of_touching.sr b/spi/max3420e/datq1thd6b0/max3420e_lots_of_touching.sr new file mode 100644 index 0000000..3936be8 Binary files /dev/null and b/spi/max3420e/datq1thd6b0/max3420e_lots_of_touching.sr differ diff --git a/spi/max3420e/datq1thd6b0/max3420e_poweron.sr b/spi/max3420e/datq1thd6b0/max3420e_poweron.sr new file mode 100644 index 0000000..c7fdc4c Binary files /dev/null and b/spi/max3420e/datq1thd6b0/max3420e_poweron.sr differ diff --git a/spi/max3420e/datq1thd6b0/max3420e_poweron_and_other_pcbs.sr b/spi/max3420e/datq1thd6b0/max3420e_poweron_and_other_pcbs.sr new file mode 100644 index 0000000..fb226a0 Binary files /dev/null and b/spi/max3420e/datq1thd6b0/max3420e_poweron_and_other_pcbs.sr differ diff --git a/spi/max3420e/datq1thd6b0/max3420e_right_pcb_unconnected.sr b/spi/max3420e/datq1thd6b0/max3420e_right_pcb_unconnected.sr new file mode 100644 index 0000000..e10880b Binary files /dev/null and b/spi/max3420e/datq1thd6b0/max3420e_right_pcb_unconnected.sr differ -- cgit v1.2.3-54-g00ecf