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| author | Karl Palsson <karlp@tweak.net.au> | 2017-04-05 21:21:38 +0000 |
|---|---|---|
| committer | Uwe Hermann <uwe@hermann-uwe.de> | 2017-05-02 20:27:38 +0200 |
| commit | 082fca80361d6c9ec06628e10b2d46b93cfe344f (patch) | |
| tree | eb213909e07f13f77edead7934d1c967b18e5ba1 /i2c | |
| parent | c3b6a25552849f699d1be697341b95f652a6410c (diff) | |
| download | sigrok-dumps-082fca80361d6c9ec06628e10b2d46b93cfe344f.tar.gz sigrok-dumps-082fca80361d6c9ec06628e10b2d46b93cfe344f.zip | |
i2c/sensiron_sht2x: extra dump with more detail.
Shows "hold" mode readings, as well as reading the serial out, a very
"non-register" style access.
Test host side code for the interested is at
https://github.com/karlp/libopencm3-tests/tree/master/tests/i2c-master;43a891d5cdd896d1f03fa834115f9a3e481f8683
Diffstat (limited to 'i2c')
| -rw-r--r-- | i2c/sensirion_sht2x/README | 13 | ||||
| -rw-r--r-- | i2c/sensirion_sht2x/i2c-sht21-100khz-read-serial-hold.sr | bin | 0 -> 2062 bytes |
2 files changed, 11 insertions, 2 deletions
diff --git a/i2c/sensirion_sht2x/README b/i2c/sensirion_sht2x/README index 9b51b57..94c2695 100644 --- a/i2c/sensirion_sht2x/README +++ b/i2c/sensirion_sht2x/README @@ -20,8 +20,17 @@ The logic analyzer used was a USBee SX (at 8 MHz): 2 SCL -Data ----- +sensirion_sht21_humidity35.sr +----------------------------- The sensor reports a humidity of ca. 35 %RH. + +i2c-sht21-100khz-read-serial-hold.sr +------------------------------------ + +This file captures reading the version and serial, as well as using +the "temp hold" and "humidity hold" reading styles. Notice SCL held low +by the slave. + +Temperature is ~23C and RH ~50% and the serial number is "e4d2 0122 d208 0131". diff --git a/i2c/sensirion_sht2x/i2c-sht21-100khz-read-serial-hold.sr b/i2c/sensirion_sht2x/i2c-sht21-100khz-read-serial-hold.sr Binary files differnew file mode 100644 index 0000000..f7dc259 --- /dev/null +++ b/i2c/sensirion_sht2x/i2c-sht21-100khz-read-serial-hold.sr |