Pentax K-r Operating Manual page 10

Pictures can be taken continuously while the shutter release button is kept
pressed.
The following two types of continuous shooting are available.
For JPEG image with 12M/'k'_r'k, up to 25 frames are
Continuous taken continuously at approximately 6 fps. The shooting
Shooting (Hi) interval will increase as the buffer fills up.
For JPEG image with 12M/'Jr'_r'k, pictures are taken
Continuous
continuously at approximately 2 fps until the SD Memory
Shooting (Lo) Card is full.
when the file format is [_W], up to i2 frames for _ and up to 36 frames for
can be taken continuously.
1 Press the four-way controller (•) in Capture mode.
The [Drive Mode] screen appears.
2 Use the four-way controller (_1 •) to select _.
g
Press the fou r-way controller (•)
and use the four-way controller
( _1• ) to select _ or _.
#
Press the
OK
button.
The camera is ready to take pictures continuously.
Press the shutter release button halfway.
The autofocus system operates. The focus indicator • appears in the
viewfinder when focused.