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author | Srikant Patnaik | 2015-01-13 15:08:24 +0530 |
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committer | Srikant Patnaik | 2015-01-13 15:08:24 +0530 |
commit | 97327692361306d1e6259021bc425e32832fdb50 (patch) | |
tree | fe9088f3248ec61e24f404f21b9793cb644b7f01 /Documentation/hwmon/ads7828 | |
parent | 2d05a8f663478a44e088d122e0d62109bbc801d0 (diff) | |
parent | a3a8b90b61e21be3dde9101c4e86c881e0f06210 (diff) | |
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dirty fix to merging
Diffstat (limited to 'Documentation/hwmon/ads7828')
-rw-r--r-- | Documentation/hwmon/ads7828 | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/Documentation/hwmon/ads7828 b/Documentation/hwmon/ads7828 new file mode 100644 index 00000000..2bbebe6f --- /dev/null +++ b/Documentation/hwmon/ads7828 @@ -0,0 +1,36 @@ +Kernel driver ads7828 +===================== + +Supported chips: + * Texas Instruments/Burr-Brown ADS7828 + Prefix: 'ads7828' + Addresses scanned: I2C 0x48, 0x49, 0x4a, 0x4b + Datasheet: Publicly available at the Texas Instruments website : + http://focus.ti.com/lit/ds/symlink/ads7828.pdf + +Authors: + Steve Hardy <shardy@redhat.com> + +Module Parameters +----------------- + +* se_input: bool (default Y) + Single ended operation - set to N for differential mode +* int_vref: bool (default Y) + Operate with the internal 2.5V reference - set to N for external reference +* vref_mv: int (default 2500) + If using an external reference, set this to the reference voltage in mV + +Description +----------- + +This driver implements support for the Texas Instruments ADS7828. + +This device is a 12-bit 8-channel A-D converter. + +It can operate in single ended mode (8 +ve inputs) or in differential mode, +where 4 differential pairs can be measured. + +The chip also has the facility to use an external voltage reference. This +may be required if your hardware supplies the ADS7828 from a 5V supply, see +the datasheet for more details. |