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diff --git a/docs/feature_wpm.md b/docs/feature_wpm.md new file mode 100644 index 0000000000..12dd080579 --- /dev/null +++ b/docs/feature_wpm.md @@ -0,0 +1,25 @@ +# Word Per Minute (WPM) Calculcation + +The WPM feature uses time between keystrokes to compute a rolling average words +per minute rate and makes this available for various uses. + +Enable the WPM system by adding this to your `rules.mk`: + + WPM_ENABLE = yes + +For split keyboards using soft serial, the computed WPM +score will be available on the master AND slave half. + +## Public Functions + +`uint8_t get_current_wpm(void);` +This function returns the current WPM as an unsigned integer. + + +## Customized keys for WPM calc + +By default, the WPM score only includes letters, numbers, space and some +punctuation. If you want to change the set of characters considered as part of +the WPM calculation, you can implement `wpm_keycode_user(uint16_t keycode)` +and return true for any characters you would like included in the calculation, +or false to not count that particular keycode. |