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Add description of keyboard report in report.h

master
tmk 2013-12-16 21:56:44 +09:00
parent c9dee36e42
commit ac1acca8d7
1 changed files with 20 additions and 0 deletions
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20
common/report.h
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@ -94,6 +94,26 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
extern "C" {
#endif
/*
* keyboard report is 8-byte array retains state of 8 modifiers and 6 keys.
*
* byte |0 |1 |2 |3 |4 |5 |6 |7
* -----+--------+--------+--------+--------+--------+--------+--------+--------
* desc |mods |reserved|keys[0] |keys[1] |keys[2] |keys[3] |keys[4] |keys[5]
*
* It is exended to 16 bytes to retain 120keys+8mods when NKRO mode.
*
* byte |0 |1 |2 |3 |4 |5 |6 |7 ... |15
* -----+--------+--------+--------+--------+--------+--------+--------+-------- +--------
* desc |mods |bits[0] |bits[1] |bits[2] |bits[3] |bits[4] |bits[5] |bits[6] ... |bit[14]
*
* mods retains state of 8 modifiers.
*
* bit |0 |1 |2 |3 |4 |5 |6 |7
* -----+--------+--------+--------+--------+--------+--------+--------+--------
* desc |Lcontrol|Lshift |Lalt |Lgui |Rcontrol|Rshift |Ralt |Rgui
*
*/
typedef union {
uint8_t raw[REPORT_SIZE];
struct {