[Keyboard] Vision keyboard by SatT (#9768)

* Add vision keyboard

* Remove bootloader_defs.h

* Update keyboards/satt/vision/readme.md

* Change Vendor ID

* Update keyboards/satt/vision/config.h

* Update keyboards/satt/vision/rules.mk

* Fix info.json

* Apply suggestions from code review

* Add license header

* Apply suggestions from code review

9 files changed, 560 insertions, 0 deletions

diff --git a/keyboards/satt/vision/keymaps/default/keymap.c b/keyboards/satt/vision/keymaps/default/keymap.c
new file mode 100644
index 0000000000..d7b3b00a88
--- /dev/null
+++ b/keyboards/satt/vision/keymaps/default/keymap.c
@@ -0,0 +1,93 @@
+/*
+Copyright 2012,2013 Jun Wako <wakojun@gmail.com>
+
+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 QMK_KEYBOARD_H
+
+
+// Each layer gets a name for readability, which is then used in the keymap matrix below.
+// The underscores don't mean anything - you can have a layer called STUFF or any other name.
+// Layer names don't all need to be of the same length, obviously, and you can also skip them
+// entirely and just use numbers.
+enum layer_names {
+    _QWERTY,
+    _LOWER,
+    _RAISE,
+    _ADJUST
+};
+
+enum custom_keycodes {
+  LOWER = SAFE_RANGE,
+  RAISE,
+};
+
+#define ADJUST MO(_ADJUST)
+
+const uint16_t keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+
+	[_QWERTY] = LAYOUT(
+        KC_PGUP, KC_ESC,  KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,    KC_Y,    KC_U,    KC_I,    KC_O,    KC_P,    KC_BSPC, KC_DEL,
+        KC_PGDN, KC_TAB,  KC_A,    KC_S,    KC_D,    KC_F,    KC_G,    KC_H,    KC_J,    KC_K,    KC_L,    KC_SCLN,     KC_QUOT,
+                 KC_LSFT, KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    KC_B,    KC_N,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, ADJUST,
+                 KC_LGUI,          KC_LALT,     LOWER,        KC_SPC,      RAISE,        KC_ENT,      KC_RALT,               KC_RCTL
+    ),
+
+	[_LOWER] = LAYOUT(
+        _______, _______, KC_EXLM, KC_AT,   KC_HASH, KC_DLR,  KC_PERC, KC_CIRC, KC_AMPR, KC_ASTR, KC_LPRN, KC_RPRN, _______, _______,
+        _______, _______, _______, _______, _______, _______, KC_GRV,  KC_BSLS, KC_MINS, KC_EQL,  KC_LBRC, KC_RBRC,      _______,
+                 _______, _______, _______, _______, _______, KC_TILD, _______, KC_PIPE, KC_UNDS, KC_PLUS, KC_LCBR, KC_RCBR, _______,
+                 _______,          _______,     _______,      _______,     _______,      _______, _______,                   _______
+    ),
+
+	[_RAISE] = LAYOUT(
+        _______, _______, KC_1,    KC_2,    KC_3,    KC_4,    KC_5,    KC_6,    KC_7,    KC_8,    KC_9,    KC_0,    _______, _______,
+        _______, _______, _______, _______, _______, _______, _______, KC_LEFT, KC_DOWN, KC_UP,   KC_RGHT, KC_END,       _______,
+                 _______, _______, _______, _______, _______, _______, KC_HOME, XXXXXXX, KC_PGDN, KC_PGUP, XXXXXXX, _______, _______,
+                 _______,          _______,     _______,      _______,     _______,      _______, _______,                   _______
+    ),
+
+	[_ADJUST] = LAYOUT(
+        RESET,   _______, KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,   KC_F6,   KC_F7,   KC_F8,   KC_F9,   KC_F10,  KC_F11,  KC_F12,
+        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,      _______,
+                 _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
+                 _______,          _______,     _______,      _______,     _______,      _______, _______,                   _______
+    )
+};
+
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+  switch (keycode) {
+    case LOWER:
+      if (record->event.pressed) {
+        layer_on(_LOWER);
+        update_tri_layer(_LOWER, _RAISE, _ADJUST);
+      } else {
+        layer_off(_LOWER);
+        update_tri_layer(_LOWER, _RAISE, _ADJUST);
+      }
+      return false;
+      break;
+    case RAISE:
+      if (record->event.pressed) {
+        layer_on(_RAISE);
+        update_tri_layer(_LOWER, _RAISE, _ADJUST);
+      } else {
+        layer_off(_RAISE);
+        update_tri_layer(_LOWER, _RAISE, _ADJUST);
+      }
+      return false;
+      break;
+  }
+  return true;
+}
diff --git a/keyboards/satt/vision/keymaps/satt/action_pseudo.c b/keyboards/satt/vision/keymaps/satt/action_pseudo.c
new file mode 100644
index 0000000000..2ba8b3e503
--- /dev/null
+++ b/keyboards/satt/vision/keymaps/satt/action_pseudo.c
@@ -0,0 +1,149 @@
+/* Copyright 2020 shela
+ *
+ * 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 "quantum.h"
+#include "command.h"
+#include "action_pseudo.h"
+
+static uint8_t send_key_shift_bit[SHIFT_BIT_SIZE];
+
+/*
+ * Action Pseudo Process.
+ * Gets the keycode in the same position of the specified layer.
+ * The keycode is sent after conversion according to the conversion keymap.
+ */
+void action_pseudo_process(keyrecord_t *record, uint8_t base_layer, const uint16_t (*keymap)[2]) {
+    uint8_t  prev_shift;
+    uint16_t keycode;
+    uint16_t pseudo_keycode;
+
+    /* Get keycode from specified layer */
+    keycode = keymap_key_to_keycode(base_layer, record->event.key);
+
+    prev_shift = get_mods() & MOD_MASK_SHIFT;
+
+    if (record->event.pressed) {
+        /* If magic commands entered, keycode is not converted */
+        if (IS_COMMAND()) {
+            if (prev_shift) {
+                add_shift_bit(keycode);
+            }
+            register_code(keycode);
+            return;
+        }
+
+        if (prev_shift) {
+            pseudo_keycode = convert_keycode(keymap, keycode, true);
+            dprintf("pressed: %02X, converted: %04X\n", keycode, pseudo_keycode);
+            add_shift_bit(keycode);
+
+            if (IS_LSFT(pseudo_keycode)) {
+                register_code(QK_LSFT ^ pseudo_keycode);
+            } else {
+                /* Delete shift mod temporarily */
+                unregister_mods(prev_shift);
+                register_code(pseudo_keycode);
+                register_mods(prev_shift);
+            }
+        } else {
+            pseudo_keycode = convert_keycode(keymap, keycode, false);
+            dprintf("pressed: %02X, converted: %04X\n", keycode, pseudo_keycode);
+
+            if (IS_LSFT(pseudo_keycode)) {
+                register_weak_mods(MOD_LSFT);
+                register_code(QK_LSFT ^ pseudo_keycode);
+                /* Prevent key repeat to avoid unintended output on Windows */
+                unregister_code(QK_LSFT ^ pseudo_keycode);
+                unregister_weak_mods(MOD_LSFT);
+            } else {
+                register_code(pseudo_keycode);
+            }
+        }
+    } else {
+        if (get_shift_bit(keycode)) {
+            del_shift_bit(keycode);
+            pseudo_keycode = convert_keycode(keymap, keycode, true);
+        } else {
+            pseudo_keycode = convert_keycode(keymap, keycode, false);
+        }
+        dprintf("released: %02X, converted: %04X\n", keycode, pseudo_keycode);
+
+        if (IS_LSFT(pseudo_keycode)) {
+            unregister_code(QK_LSFT ^ pseudo_keycode);
+        } else {
+            unregister_code(pseudo_keycode);
+        }
+    }
+}
+
+/* Convert keycode according to the keymap */
+uint16_t convert_keycode(const uint16_t (*keymap)[2], uint16_t keycode, bool shift_modded) {
+    uint16_t pseudo_keycode = 0x00; /* default value */
+
+    switch (keycode) {
+        case KC_A ... KC_CAPSLOCK:
+#if defined(__AVR__)
+            if (shift_modded) {
+                pseudo_keycode = pgm_read_word(&keymap[keycode][1]);
+            } else {
+                pseudo_keycode = pgm_read_word(&keymap[keycode][0]);
+            }
+#else
+            if (shift_modded) {
+                pseudo_keycode = keymap[keycode][1];
+            } else {
+                pseudo_keycode = keymap[keycode][0];
+            }
+#endif
+            break;
+    }
+
+    /* If pseudo keycode is the default value, use the keycode as it is */
+    if (pseudo_keycode == 0x00) {
+        if (shift_modded) {
+            pseudo_keycode = S(keycode);
+        } else {
+            pseudo_keycode = keycode;
+        }
+    }
+
+    return pseudo_keycode;
+}
+
+uint8_t get_shift_bit(uint16_t keycode) {
+    if ((keycode >> 3) < SHIFT_BIT_SIZE) {
+        return send_key_shift_bit[keycode >> 3] & (1 << (keycode & 7));
+    } else {
+        dprintf("get_shift_bit: Can't get shift bit. keycode: %02X\n", keycode);
+        return 0;
+    }
+}
+
+void add_shift_bit(uint16_t keycode) {
+    if ((keycode >> 3) < SHIFT_BIT_SIZE) {
+        send_key_shift_bit[keycode >> 3] |= (1 << (keycode & 7));
+    } else {
+        dprintf("add_shift_bit: Can't add shift bit. keycode: %02X\n", keycode);
+    }
+}
+
+void del_shift_bit(uint16_t keycode) {
+    if ((keycode >> 3) < SHIFT_BIT_SIZE) {
+        send_key_shift_bit[keycode >> 3] &= ~(1 << (keycode & 7));
+    } else {
+        dprintf("del_shift_bit: Can't delete shift bit. keycode: %02X\n", keycode);
+    }
+}
diff --git a/keyboards/satt/vision/keymaps/satt/action_pseudo.h b/keyboards/satt/vision/keymaps/satt/action_pseudo.h
new file mode 100644
index 0000000000..7c3d38fa07
--- /dev/null
+++ b/keyboards/satt/vision/keymaps/satt/action_pseudo.h
@@ -0,0 +1,27 @@
+/* Copyright 2020 shela
+ *
+ * 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/>.
+ */
+
+#pragma once
+
+#define SHIFT_BIT_SIZE (0xE7 / 8 + 1) /* 1bit per 1key */
+#define IS_LSFT(kc) ((QK_LSFT & (kc)) == QK_LSFT)
+
+void     action_pseudo_process(keyrecord_t *, uint8_t, const uint16_t (*)[2]);
+uint16_t convert_keycode(const uint16_t (*)[2], uint16_t, bool);
+
+uint8_t get_shift_bit(uint16_t);
+void    add_shift_bit(uint16_t);
+void    del_shift_bit(uint16_t);
diff --git a/keyboards/satt/vision/keymaps/satt/keymap.c b/keyboards/satt/vision/keymaps/satt/keymap.c
new file mode 100644
index 0000000000..5735d34159
--- /dev/null
+++ b/keyboards/satt/vision/keymaps/satt/keymap.c
@@ -0,0 +1,168 @@
+/*
+Copyright 2019 Sekigon
+
+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 QMK_KEYBOARD_H
+#include "keymap_jis2us.h"
+#include "action_pseudo.h"
+#include "keymap_jp.h"
+
+enum custom_keycodes {
+    JIS2US = SAFE_RANGE,  /* JIS2US keycode                       */
+    QWERTY,               /* Layer  keycode                       */
+    PSEU_US,              /* Layer  keycode                       */
+    LOWER,                /* Layer  keycode                       */
+    RAISE,                /* Layer  keycode                       */
+    P_LOWER,              /* Layer  keycode                       */
+    P_RAISE               /* Layer  keycode                       */
+};
+
+enum layer_names {
+    _QWERTY,
+    _LOWER,
+    _RAISE,
+    _PSEUDO_US,
+    _PSEUDO_US_LOWER,
+    _PSEUDO_US_RAISE,
+    _ADJUST,
+};
+
+// Layer related keycodes
+#define ADJUST  MO(_ADJUST)
+
+// Special keycodes
+#define SPC_CTL CTL_T(KC_SPC)
+#define ENT_SFT SFT_T(KC_ENT)
+#define TB_CTSF C_S_T(KC_TAB)
+#define IMON_AL ALT_T(KC_F13)
+#define IMOF_AL ALT_T(KC_F14)
+#define CTALDEL LCA(KC_DEL)
+#define ESC_ADJ LT(_ADJUST, KC_ESC)
+#define GUI_E LGUI(KC_E)
+#define GUI_R LGUI(KC_R)
+#define CTLGRV LCTL(KC_GRV)
+
+const uint16_t keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+
+	[_QWERTY] = LAYOUT(
+        GUI_E,   ESC_ADJ, KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,    KC_Y,    KC_U,    KC_I,    KC_O,    KC_P,    KC_DEL, KC_DEL,
+        GUI_R,   TB_CTSF, KC_A,    KC_S,    KC_D,    KC_F,    KC_G,    KC_H,    KC_J,    KC_K,    KC_L,    KC_SCLN,     KC_BSPC,
+                 KC_LSFT, KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    CTLGRV,  KC_N,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, KC_QUOT,
+                 KC_LGUI,          IMOF_AL,     LOWER,        SPC_CTL,     RAISE,        ENT_SFT, IMON_AL,                   KC_RCTL
+    ),
+
+	[_LOWER] = LAYOUT(
+        _______, _______, KC_EXLM, KC_AT,   KC_HASH, KC_DLR,  KC_PERC, KC_CIRC, KC_AMPR, KC_ASTR, KC_LPRN, KC_RPRN, _______, _______,
+        _______, _______, _______, KC_F2,   KC_F5,   KC_F10,  KC_GRV,  KC_BSLS, KC_MINS, KC_EQL,  KC_LBRC, KC_RBRC,     _______,
+                 _______, _______, _______, _______, _______, KC_TILD, _______, KC_PIPE, KC_UNDS, KC_PLUS, KC_LCBR, KC_RCBR, _______,
+                 _______,          _______,     _______,      _______,     _______,      _______, _______,                   _______
+    ),
+
+	[_RAISE] = LAYOUT(
+        _______, _______, KC_1,    KC_2,    KC_3,    KC_4,    KC_5,    KC_6,    KC_7,    KC_8,    KC_9,    KC_0,    _______, _______,
+        _______, _______, _______, _______, _______, _______, _______, KC_LEFT, KC_DOWN, KC_UP,   KC_RGHT, KC_END,      _______,
+                 _______, _______, _______, _______, _______, _______, KC_HOME, XXXXXXX, KC_PGDN, KC_PGUP, XXXXXXX, _______, _______,
+                 _______,          _______,     _______,      _______,     _______,      _______, _______,                   _______
+    ),
+
+	[_PSEUDO_US] = LAYOUT(
+        _______, _______, KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,    KC_Y,    KC_U,    KC_I,    KC_O,    KC_P,    _______, _______,
+        _______, _______, KC_A,    KC_S,    KC_D,    KC_F,    KC_G,    KC_H,    KC_J,    KC_K,    KC_L,    JIS2US,      _______,
+                 _______, KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    JP_ZHTG, KC_N,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, JIS2US,
+                 _______,          _______,     P_LOWER,      _______,     P_RAISE,      _______, _______,                   _______
+    ),
+
+	[_PSEUDO_US_LOWER] = LAYOUT(
+        _______, _______, JP_EXLM, JP_AT,   JP_HASH, JP_DLR,  JP_PERC, JP_CIRC, JP_AMPR, JP_ASTR, JP_LPRN, JP_RPRN, _______, _______,
+        _______, _______, _______, KC_F2,   KC_F5,   KC_F10,  JP_GRV,  JP_BSLS, JP_MINS, JP_EQL,  JP_LBRC, JP_RBRC,     _______,
+                 _______, _______, _______, _______, _______, JP_TILD, _______, JP_PIPE, JP_UNDS, JP_PLUS, JP_LCBR, JP_RCBR, _______,
+                 _______,          _______,     _______,      _______,     _______,      _______, _______,                   _______
+    ),
+
+	[_PSEUDO_US_RAISE] = LAYOUT(
+        _______, _______, KC_1,    KC_2,    KC_3,    KC_4,    KC_5,    KC_6,    KC_7,    KC_8,    KC_9,    KC_0,    _______, _______,
+        _______, _______, _______, _______, _______, _______, _______, KC_LEFT, KC_DOWN, KC_UP,   KC_RGHT, KC_END,      _______,
+                 _______, _______, _______, _______, _______, _______, KC_HOME, XXXXXXX, KC_PGDN, KC_PGUP, XXXXXXX, _______, _______,
+                 _______,          _______,     _______,      _______,     _______,      _______, _______,                   _______
+    ),
+
+	[_ADJUST] = LAYOUT(
+        RESET,   _______, KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,   KC_F6,   KC_F7,   KC_F8,   KC_F9,   KC_F10,  KC_F11,  KC_F12,
+        _______, _______, _______, _______, QWERTY,  PSEU_US, CTALDEL, _______, _______, _______, _______, _______,     _______,
+                 _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
+                 _______,          _______,     _______,      _______,     _______,      _______, _______,                   _______
+    )
+};
+
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+  switch (keycode) {
+    case LOWER:
+      if (record->event.pressed) {
+        layer_on(_LOWER);
+        update_tri_layer(_LOWER, _RAISE, _ADJUST);
+      } else {
+        layer_off(_LOWER);
+        update_tri_layer(_LOWER, _RAISE, _ADJUST);
+      }
+      return false;
+      break;
+    case RAISE:
+      if (record->event.pressed) {
+        layer_on(_RAISE);
+        update_tri_layer(_LOWER, _RAISE, _ADJUST);
+      } else {
+        layer_off(_RAISE);
+        update_tri_layer(_LOWER, _RAISE, _ADJUST);
+      }
+      return false;
+      break;
+    case P_LOWER:
+      if (record->event.pressed) {
+        layer_on(_PSEUDO_US_LOWER);
+        update_tri_layer(_PSEUDO_US_LOWER, _PSEUDO_US_RAISE, _ADJUST);
+      } else {
+        layer_off(_PSEUDO_US_LOWER);
+        update_tri_layer(_PSEUDO_US_LOWER, _PSEUDO_US_RAISE, _ADJUST);
+      }
+      return false;
+      break;
+    case P_RAISE:
+      if (record->event.pressed) {
+        layer_on(_PSEUDO_US_RAISE);
+        update_tri_layer(_PSEUDO_US_LOWER, _PSEUDO_US_RAISE, _ADJUST);
+      } else {
+        layer_off(_PSEUDO_US_RAISE);
+        update_tri_layer(_PSEUDO_US_LOWER, _PSEUDO_US_RAISE, _ADJUST);
+      }
+      return false;
+      break;
+    case QWERTY:
+      if (record->event.pressed) {
+        set_single_persistent_default_layer(_QWERTY);
+      }
+      break;
+    case PSEU_US:
+      if (record->event.pressed) {
+        set_single_persistent_default_layer(_PSEUDO_US);
+      }
+      break;
+    case JIS2US:
+      action_pseudo_process(record, _QWERTY, keymap_jis2us);
+      return false;
+      break;
+  }
+  return true;
+}
diff --git a/keyboards/satt/vision/keymaps/satt/keymap_jis2us.h b/keyboards/satt/vision/keymaps/satt/keymap_jis2us.h
new file mode 100644
index 0000000000..916a403eb6
--- /dev/null
+++ b/keyboards/satt/vision/keymaps/satt/keymap_jis2us.h
@@ -0,0 +1,49 @@
+/* Copyright 2020 shela
+ *
+ * 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/>.
+ */
+
+#pragma once
+
+#include "keymap_jp.h"
+
+// clang-format off
+/* Keymap for converting JIS to US */
+const uint16_t PROGMEM keymap_jis2us[][2] = {
+    [KC_A ... KC_CAPS] = { 0x00, 0x00 }, /* default value */
+
+    [KC_1]    = { KC_1,    JP_EXLM }, /* 1 and ! -> 1 and ! */
+    [KC_2]    = { KC_2,    JP_AT   }, /* 2 and " -> 2 and @ */
+    [KC_3]    = { KC_3,    JP_HASH }, /* 3 and # -> 3 and # */
+    [KC_4]    = { KC_4,    JP_DLR  }, /* 4 and $ -> 4 and $ */
+    [KC_5]    = { KC_5,    JP_PERC }, /* 5 and % -> 5 and % */
+    [KC_6]    = { KC_6,    JP_CIRC }, /* 6 and & -> 6 and ^ */
+    [KC_7]    = { KC_7,    JP_AMPR }, /* 7 and ' -> 7 and & */
+    [KC_8]    = { KC_8,    JP_ASTR }, /* 8 and ( -> 8 and * */
+    [KC_9]    = { KC_9,    JP_LPRN }, /* 9 and ) -> 9 and ( */
+    [KC_0]    = { KC_0,    JP_RPRN }, /* 0       -> 0 and ) */
+    [KC_MINS] = { JP_MINS, JP_UNDS }, /* - and = -> - and _ */
+    [KC_EQL]  = { JP_EQL,  JP_PLUS }, /* ^ and ~ -> = and + */
+    [KC_LBRC] = { JP_LBRC, JP_LCBR }, /* @ and ` -> [ and { */
+    [KC_RBRC] = { JP_RBRC, JP_RCBR }, /* [ and { -> ] and } */
+    [KC_BSLS] = { JP_YEN,  JP_PIPE }, /* ] and } -> \ and | */
+    [KC_NUHS] = { JP_YEN,  JP_PIPE }, /* ] and } -> \ and | */
+    [KC_SCLN] = { JP_SCLN, JP_COLN }, /* ; and + -> ; and : */
+    [KC_QUOT] = { JP_QUOT, JP_DQT  }, /* : and * -> ' and " */
+    [KC_GRV]  = { JP_GRV,  JP_TILD }, /* Han/Zen -> ` and ~ */
+    [KC_COMM] = { JP_COMM, JP_LT   }, /* , and < -> , and < */
+    [KC_DOT]  = { JP_DOT,  JP_GT   }, /* . and > -> . and > */
+    [KC_SLSH] = { JP_SLSH, JP_QUES }, /* / and ? -> / and ? */
+};
+// clang-format on
diff --git a/keyboards/satt/vision/keymaps/satt/readme.md b/keyboards/satt/vision/keymaps/satt/readme.md
new file mode 100644
index 0000000000..33bbad3264
--- /dev/null
+++ b/keyboards/satt/vision/keymaps/satt/readme.md
@@ -0,0 +1,6 @@
+## Pseudo US Layout
+
+On a Japanese Windows environment, ANSI keyboards may be recognized wrongly as a JIS keyboard.  
+By using this code, you can use your ANSI keyboard under a JIS keyboard environment without changing the settings and registry of your environment.
+
+Original code by [Shela](https://github.com/qmk/qmk_firmware/tree/master/keyboards/hhkb/keymaps/shela)
diff --git a/keyboards/satt/vision/keymaps/satt/rules.mk b/keyboards/satt/vision/keymaps/satt/rules.mk
new file mode 100644
index 0000000000..029fdeeb1d
--- /dev/null
+++ b/keyboards/satt/vision/keymaps/satt/rules.mk
@@ -0,0 +1 @@
+SRC += action_pseudo.c
diff --git a/keyboards/satt/vision/keymaps/via/keymap.c b/keyboards/satt/vision/keymaps/via/keymap.c
new file mode 100644
index 0000000000..bacdccf80f
--- /dev/null
+++ b/keyboards/satt/vision/keymaps/via/keymap.c
@@ -0,0 +1,64 @@
+/*
+Copyright 2012,2013 Jun Wako <wakojun@gmail.com>
+
+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 QMK_KEYBOARD_H
+
+
+// Each layer gets a name for readability, which is then used in the keymap matrix below.
+// The underscores don't mean anything - you can have a layer called STUFF or any other name.
+// Layer names don't all need to be of the same length, obviously, and you can also skip them
+// entirely and just use numbers.
+enum layer_names {
+    _QWERTY,
+    _LOWER,
+    _RAISE,
+    _ADJUST
+};
+
+#define LOWER MO(_LOWER)
+#define RAISE MO(_RAISE)
+#define ADJUST MO(_ADJUST)
+
+const uint16_t keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+
+	[_QWERTY] = LAYOUT(
+        KC_PGUP, KC_ESC,  KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,    KC_Y,    KC_U,    KC_I,    KC_O,    KC_P,    KC_BSPC, KC_DEL,
+        KC_PGDN, KC_TAB,  KC_A,    KC_S,    KC_D,    KC_F,    KC_G,    KC_H,    KC_J,    KC_K,    KC_L,    KC_SCLN,     KC_QUOT,
+                 KC_LSFT, KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    KC_B,    KC_N,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, ADJUST,
+                 KC_LGUI,          KC_LALT,     LOWER,        KC_SPC,      RAISE,        KC_ENT,      KC_RALT,               KC_RCTL
+    ),
+
+	[_LOWER] = LAYOUT(
+        _______, _______, KC_EXLM, KC_AT,   KC_HASH, KC_DLR,  KC_PERC, KC_CIRC, KC_AMPR, KC_ASTR, KC_LPRN, KC_RPRN, _______, _______,
+        _______, _______, _______, _______, _______, _______, KC_GRV,  KC_BSLS, KC_MINS, KC_EQL,  KC_LBRC, KC_RBRC,      _______,
+                 _______, _______, _______, _______, _______, KC_TILD, _______, KC_PIPE, KC_UNDS, KC_PLUS, KC_LCBR, KC_RCBR, _______,
+                 _______,          _______,     _______,      _______,     _______,      _______, _______,                   _______
+    ),
+
+	[_RAISE] = LAYOUT(
+        _______, _______, KC_1,    KC_2,    KC_3,    KC_4,    KC_5,    KC_6,    KC_7,    KC_8,    KC_9,    KC_0,    _______, _______,
+        _______, _______, _______, _______, _______, _______, _______, KC_LEFT, KC_DOWN, KC_UP,   KC_RGHT, KC_END,       _______,
+                 _______, _______, _______, _______, _______, _______, KC_HOME, XXXXXXX, KC_PGDN, KC_PGUP, XXXXXXX, _______, _______,
+                 _______,          _______,     _______,      _______,     _______,      _______, _______,                   _______
+    ),
+
+	[_ADJUST] = LAYOUT(
+        RESET,   _______, KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,   KC_F6,   KC_F7,   KC_F8,   KC_F9,   KC_F10,  KC_F11,  KC_F12,
+        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,      _______,
+                 _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
+                 _______,          _______,     _______,      _______,     _______,      _______, _______,                   _______
+    )
+};
diff --git a/keyboards/satt/vision/keymaps/via/rules.mk b/keyboards/satt/vision/keymaps/via/rules.mk
new file mode 100644
index 0000000000..abbe2e7d3b
--- /dev/null
+++ b/keyboards/satt/vision/keymaps/via/rules.mk
@@ -0,0 +1,3 @@
+# rules.mk overrides to enable VIA
+
+VIA_ENABLE = yes