From 17864b249fbbc1e72bce6ef7115b5cb2e3a81d7c Mon Sep 17 00:00:00 2001 From: yiancar Date: Thu, 13 May 2021 02:31:53 +0100 Subject: [Keyboard] Seigaiha (#12791) Co-authored-by: Ryan --- keyboards/seigaiha/seigaiha.c | 45 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 keyboards/seigaiha/seigaiha.c (limited to 'keyboards/seigaiha/seigaiha.c') diff --git a/keyboards/seigaiha/seigaiha.c b/keyboards/seigaiha/seigaiha.c new file mode 100644 index 0000000000..911034eb56 --- /dev/null +++ b/keyboards/seigaiha/seigaiha.c @@ -0,0 +1,45 @@ +/* Copyright 2021 Yiancar-Designs + * + * 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 . + */ +#include "seigaiha.h" +#include "i2c_master.h" + +// There is no need to initialize the I/O it is done in matrix.c + +uint8_t send_data = 0x00; + +bool led_update_kb(led_t led_state) { + bool res = led_update_user(led_state); + if(res) { + if (led_state.caps_lock){ + send_data |= 1 << 5; + } else { + send_data &= ~(1 << 5); + } + i2c_writeReg((PORT_EXPANDER_ADDRESS << 1), 0x0A, &send_data, 1, 20); + } + return res; +} + +__attribute__((weak)) layer_state_t layer_state_set_user(layer_state_t state) { + if (IS_LAYER_ON_STATE(state, 1)) { + send_data |= 1 << 6; + } + if (IS_LAYER_OFF_STATE(state, 1)) { + send_data &= ~(1 << 6); + } + // Data is send to the port expander during led_update_kb as it runs continuously. + return state; +} -- cgit v1.2.3