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| author | Drashna Jaelre <drashna@live.com> | 2018-06-21 20:29:40 -0700 |
|---|---|---|
| committer | Jack Humbert <jack.humb@gmail.com> | 2018-06-28 08:52:21 -0400 |
| commit | ee3b9d2ef08b3a176257b1082a0f367b9f29fc67 (patch) | |
| tree | 4e414456a4fbfe2d06e9b94f5171958e07510f54 /tmk_core | |
| parent | c5db272c911e886a0674bbf959b54e7b50c36636 (diff) | |
| download | qmk_firmware-ee3b9d2ef08b3a176257b1082a0f367b9f29fc67.tar.gz qmk_firmware-ee3b9d2ef08b3a176257b1082a0f367b9f29fc67.zip | |
Disable JTAG in keyboard init
So that all boards, present and future will have JTAG disabled, even if using a custom matrix
Diffstat (limited to 'tmk_core')
| -rw-r--r-- | tmk_core/common/keyboard.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/tmk_core/common/keyboard.c b/tmk_core/common/keyboard.c index 4eff764e2d..d3fbe2d879 100644 --- a/tmk_core/common/keyboard.c +++ b/tmk_core/common/keyboard.c @@ -148,6 +148,11 @@ bool is_keyboard_master(void) { */ void keyboard_init(void) { timer_init(); +// To use PORTF disable JTAG with writing JTD bit twice within four cycles. +#if (defined(__AVR_AT90USB1286__) || defined(__AVR_AT90USB1287__) || defined(__AVR_ATmega32U4__)) + MCUCR |= _BV(JTD); + MCUCR |= _BV(JTD); +#endif matrix_init(); #ifdef PS2_MOUSE_ENABLE ps2_mouse_init(); @@ -185,7 +190,7 @@ void keyboard_init(void) { /** \brief Keyboard task: Do keyboard routine jobs * - * Do routine keyboard jobs: + * Do routine keyboard jobs: * * * scan matrix * * handle mouse movements |