/* Copyright 2021 Kan-Ru Chen <kanru@kanru.info> * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include "yang.h" extern uint8_t power_save_level; void hhkb_led_on(uint8_t led) { switch (led) { case 1: writePinHigh(F4); break; case 2: writePinHigh(F2); break; case 3: writePinHigh(F0); break; } } void hhkb_led_off(uint8_t led) { switch (led) { case 1: writePinLow(F4); break; case 2: writePinLow(F2); break; case 3: writePinLow(F0); break; } } void keyboard_pre_init_kb(void) { // BT power up setPinOutput(D5); writePinLow(D5); // Row selectors setPinOutput(B0); setPinOutput(B1); setPinOutput(B2); // Col selectors setPinOutput(B3); setPinOutput(B4); setPinOutput(B5); // Key strobe setPinOutput(B6); writePinHigh(B6); // Key: input with pull-up setPinInputHigh(D7); // Unused pins on Pro2 ANSI // Input with pull up to save power setPinInputHigh(C6); setPinInputHigh(C7); // LED pin configuration setPinOutput(F0); setPinOutput(F1); setPinOutput(F4); writePinLow(F0); writePinLow(F1); writePinLow(F4); // Turn on switch PCB setPinOutput(D6); writePinLow(D6); keyboard_pre_init_user(); } void suspend_power_down_kb(void) { if (power_save_level > 2) { // Disable UART TX to avoid current leakage UCSR1B &= ~_BV(TXEN1); // Power down BLE module writePinHigh(D5); } suspend_power_down_user(); } void suspend_wakeup_init_kb(void) { // Power up BLE module writePinLow(D5); // Enable UART TX UCSR1B |= _BV(TXEN1); suspend_wakeup_init_user(); } layer_state_t layer_state_set_kb(layer_state_t state) { state = layer_state_set_user(state); writePin(F1, IS_LAYER_ON_STATE(state, 1)); writePin(F0, IS_LAYER_ON_STATE(state, 2)); return state; }