diff options
Diffstat (limited to 'doc/bsp_howto/analog.t')
| -rw-r--r-- | doc/bsp_howto/analog.t | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/doc/bsp_howto/analog.t b/doc/bsp_howto/analog.t index 34cee23f65..bb7532632a 100644 --- a/doc/bsp_howto/analog.t +++ b/doc/bsp_howto/analog.t @@ -80,7 +80,7 @@ in a known state. At system initialization, the analog driver's initialization entry point will be invoked. As part of initialization, the driver will perform -whatever board initializatin is required and then set all +whatever board initialization is required and then set all outputs to their configured initial state. The analog driver may register a device name for each DAC and ADC in @@ -158,6 +158,10 @@ for this device. This is one of the IOCTL functions supported by the I/O control device driver entry point. When this IOCTL function is invoked, -the last value written to the specified output word along with -a timestamp of when the last write was performed. +the following information is returned to the caller: + +@itemize @bullet +@item last value written to the specified DAC +@item timestamp of when the last write was performed +@end itemize |