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Fix ADB missing keystrokes problem Thanks, blargg! #14
- Add delay between scans to prevent overlaod of ADB keyboard controllers - <http://geekhack.org/index.php?topic=14290.msg1068919#msg1068919>led_matrix
tmk
10 years ago
2 changed files with 7 additions and 0 deletions
+ 1
- 0
converter/adb_usb/matrix.c
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| @@ -85,6 +85,7 @@ uint8_t matrix_scan(void) | |||
| uint8_t key0, key1; | |||
| is_modified = false; | |||
| _delay_ms(16); // delay for preventing overload of poor ADB keyboard controller | |||
| codes = adb_host_kbd_recv(); | |||
| key0 = codes>>8; | |||
| key1 = codes&0xFF; | |||
+ 6
- 0
protocol/adb.c
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| @@ -83,6 +83,12 @@ bool adb_host_psw(void) | |||
| } | |||
| #endif | |||
| /* | |||
| * Don't call this in a row without the delay, otherwise it makes some of poor controllers | |||
| * overloaded and misses strokes. Recommended delay is 16ms. | |||
| * | |||
| * Thanks a lot, blargg! <http://geekhack.org/index.php?topic=14290.msg1068919#msg1068919> | |||
| */ | |||
| uint16_t adb_host_kbd_recv(void) | |||
| { | |||
| uint16_t data = 0; | |||