From 4844307d3990129aa09ed2feebb7b0931b5f0e88 Mon Sep 17 00:00:00 2001 From: Uwe Hermann Date: Fri, 23 Aug 2019 13:15:58 +0200 Subject: mrf24j40: Add a few dumps from an MRF24J40MA based ECG. --- spi/mrf24j40/ecg/README | 36 ++++++++++++++++++++++++++++ spi/mrf24j40/ecg/mrf24j40ma_many_txfails.sr | Bin 0 -> 362478 bytes spi/mrf24j40/ecg/mrf24j40ma_no_txfails.sr | Bin 0 -> 661361 bytes 3 files changed, 36 insertions(+) create mode 100644 spi/mrf24j40/ecg/README create mode 100644 spi/mrf24j40/ecg/mrf24j40ma_many_txfails.sr create mode 100644 spi/mrf24j40/ecg/mrf24j40ma_no_txfails.sr (limited to 'spi') diff --git a/spi/mrf24j40/ecg/README b/spi/mrf24j40/ecg/README new file mode 100644 index 0000000..94b4228 --- /dev/null +++ b/spi/mrf24j40/ecg/README @@ -0,0 +1,36 @@ +------------------------------------------------------------------------------- +Microchip MRF24J40MA +------------------------------------------------------------------------------- + +This is a set of captures of the communication of an ECG device using a +Microchip MRF24J40MA RF chip. + + +Logic analyzer setup +-------------------- + +The logic analyzer used was a Saleae Logic (at 12MHz). + + Probe MRF24J40MA + ----------------- + 0 CS# + 1 SDO (MISO) + 2 RESET# + 3 WAKE + 4 INT + 5 SDI (MOSI) + 6 SCK + 7 CONTROL2 (custom debug signal) + + +mrf24j40ma_no_txfails.sr +------------------------ + +This is a capture of a device where there aren't many TX fails (but some +occasional retries). + + +mrf24j40ma_many_txfails.sr +-------------------------- + +This is a capture of another device, where there are many TX fails and retries. diff --git a/spi/mrf24j40/ecg/mrf24j40ma_many_txfails.sr b/spi/mrf24j40/ecg/mrf24j40ma_many_txfails.sr new file mode 100644 index 0000000..314a68a Binary files /dev/null and b/spi/mrf24j40/ecg/mrf24j40ma_many_txfails.sr differ diff --git a/spi/mrf24j40/ecg/mrf24j40ma_no_txfails.sr b/spi/mrf24j40/ecg/mrf24j40ma_no_txfails.sr new file mode 100644 index 0000000..2b7e1c1 Binary files /dev/null and b/spi/mrf24j40/ecg/mrf24j40ma_no_txfails.sr differ -- cgit v1.2.3-54-g00ecf