RF R1 8-9Xu PCB (#20048)

Co-authored-by: Tom Barnes <barnestom@me.com>
Co-authored-by: Drashna Jaelre <drashna@live.com>

17 files changed, 1261 insertions, 0 deletions

diff --git a/keyboards/cipulot/rf_r1_8_9xu/config.h b/keyboards/cipulot/rf_r1_8_9xu/config.h
new file mode 100644
index 0000000000..915348b3f4
--- /dev/null
+++ b/keyboards/cipulot/rf_r1_8_9xu/config.h
@@ -0,0 +1,45 @@
+/* Copyright 2023 Cipulot
+ *
+ * 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 MATRIX_ROWS 6
+#define MATRIX_COLS 16
+
+/* Custom matrix pins and port select array */
+#define MATRIX_ROW_PINS \
+    { B15, A8, B13, B12, B14, B0 }
+#define MATRIX_COL_CHANNELS \
+    { 3, 0, 1, 2, 4, 6, 7, 5 }
+#define MUX_SEL_PINS \
+    { B4, B5, B6 }
+
+/* Hardware peripherals pins */
+#define APLEX_EN_PIN_0 B7
+#define APLEX_EN_PIN_1 A6
+#define DISCHARGE_PIN A4
+#define ANALOG_PORT A3
+
+/* Mechanical locking support. Use KC_LCAP, KC_LNUM or KC_LSCR instead in keymap */
+#define LOCKING_SUPPORT_ENABLE
+
+/* Locking resynchronize hack */
+#define LOCKING_RESYNC_ENABLE
+
+#define DEFAULT_ACTUATION_LEVEL 700
+#define DEFAULT_RELEASE_LEVEL 650
+
+#define DISCHARGE_TIME 10
diff --git a/keyboards/cipulot/rf_r1_8_9xu/ec_switch_matrix.c b/keyboards/cipulot/rf_r1_8_9xu/ec_switch_matrix.c
new file mode 100644
index 0000000000..3f25e365c0
--- /dev/null
+++ b/keyboards/cipulot/rf_r1_8_9xu/ec_switch_matrix.c
@@ -0,0 +1,183 @@
+/* Copyright 2023 Cipulot
+ *
+ * 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 "ec_switch_matrix.h"
+#include "analog.h"
+#include "atomic_util.h"
+#include "print.h"
+#include "wait.h"
+
+/* Pin and port array */
+const uint32_t row_pins[]     = MATRIX_ROW_PINS;
+const uint8_t  col_channels[] = MATRIX_COL_CHANNELS;
+const uint32_t mux_sel_pins[] = MUX_SEL_PINS;
+
+static ecsm_config_t config;
+static uint16_t      ecsm_sw_value[MATRIX_ROWS][MATRIX_COLS];
+
+static adc_mux adcMux;
+
+static inline void discharge_capacitor(void) {
+    writePinLow(DISCHARGE_PIN);
+}
+static inline void charge_capacitor(uint8_t row) {
+    writePinHigh(DISCHARGE_PIN);
+    writePinHigh(row_pins[row]);
+}
+
+static inline void init_mux_sel(void) {
+    for (int idx = 0; idx < 3; idx++) {
+        setPinOutput(mux_sel_pins[idx]);
+    }
+}
+
+static inline void select_mux(uint8_t col) {
+    uint8_t ch = col_channels[col];
+    writePin(mux_sel_pins[0], ch & 1);
+    writePin(mux_sel_pins[1], ch & 2);
+    writePin(mux_sel_pins[2], ch & 4);
+}
+
+static inline void init_row(void) {
+    for (int idx = 0; idx < MATRIX_ROWS; idx++) {
+        setPinOutput(row_pins[idx]);
+        writePinLow(row_pins[idx]);
+    }
+}
+
+/* Initialize the peripherals pins */
+int ecsm_init(ecsm_config_t const* const ecsm_config) {
+    // Initialize config
+    config = *ecsm_config;
+
+    palSetLineMode(ANALOG_PORT, PAL_MODE_INPUT_ANALOG);
+    adcMux = pinToMux(ANALOG_PORT);
+
+    //Dummy call to make sure that adcStart() has been called in the appropriate state
+    adc_read(adcMux);
+
+    // Initialize discharge pin as discharge mode
+    writePinLow(DISCHARGE_PIN);
+    setPinOutputOpenDrain(DISCHARGE_PIN);
+
+    // Initialize drive lines
+    init_row();
+
+    // Initialize multiplexer select pin
+    init_mux_sel();
+
+    // Enable AMUX
+    setPinOutput(APLEX_EN_PIN_0);
+    writePinLow(APLEX_EN_PIN_0);
+    setPinOutput(APLEX_EN_PIN_1);
+    writePinLow(APLEX_EN_PIN_1);
+
+    return 0;
+}
+
+int ecsm_update(ecsm_config_t const* const ecsm_config) {
+    // Save config
+    config = *ecsm_config;
+    return 0;
+}
+
+// Read the capacitive sensor value
+uint16_t ecsm_readkey_raw(uint8_t channel, uint8_t row, uint8_t col) {
+    uint16_t sw_value = 0;
+
+    // Select the multiplexer
+    if (channel == 0) {
+        writePinHigh(APLEX_EN_PIN_0);
+        select_mux(col);
+        writePinLow(APLEX_EN_PIN_0);
+    } else {
+        writePinHigh(APLEX_EN_PIN_1);
+        select_mux(col);
+        writePinLow(APLEX_EN_PIN_1);
+    }
+
+    // Set strobe pins to low state
+    writePinLow(row_pins[row]);
+    ATOMIC_BLOCK_FORCEON {
+        // Set the row pin to high state and have capacitor charge
+        charge_capacitor(row);
+        // Read the ADC value
+        sw_value = adc_read(adcMux);
+    }
+    // Discharge peak hold capacitor
+    discharge_capacitor();
+    // Waiting for the ghost capacitor to discharge fully
+    wait_us(DISCHARGE_TIME);
+
+    return sw_value;
+}
+
+// Update press/release state of key
+bool ecsm_update_key(matrix_row_t* current_row, uint8_t row, uint8_t col, uint16_t sw_value) {
+    bool current_state = (*current_row >> col) & 1;
+
+    // Press to release
+    if (current_state && sw_value < config.ecsm_actuation_threshold) {
+        *current_row &= ~(1 << col);
+        return true;
+    }
+
+    // Release to press
+    if ((!current_state) && sw_value > config.ecsm_release_threshold) {
+        *current_row |= (1 << col);
+        return true;
+    }
+
+    return false;
+}
+
+// Scan key values and update matrix state
+bool ecsm_matrix_scan(matrix_row_t current_matrix[]) {
+    bool updated = false;
+
+    // Disable AMUX of channel 1
+    writePinHigh(APLEX_EN_PIN_1);
+    for (int col = 0; col < sizeof(col_channels); col++) {
+        for (int row = 0; row < MATRIX_ROWS; row++) {
+            ecsm_sw_value[row][col] = ecsm_readkey_raw(0, row, col);
+            updated |= ecsm_update_key(&current_matrix[row], row, col, ecsm_sw_value[row][col]);
+        }
+    }
+
+    // Disable AMUX of channel 1
+    writePinHigh(APLEX_EN_PIN_0);
+    for (int col = 0; col < sizeof(col_channels); col++) {
+        for (int row = 0; row < MATRIX_ROWS; row++) {
+            ecsm_sw_value[row][col + 8] = ecsm_readkey_raw(1, row, col);
+            updated |= ecsm_update_key(&current_matrix[row], row, col + 8, ecsm_sw_value[row][col + 8]);
+        }
+    }
+    return updated;
+}
+
+// Debug print key values
+void ecsm_print_matrix(void) {
+    for (int row = 0; row < MATRIX_ROWS; row++) {
+        for (int col = 0; col < MATRIX_COLS; col++) {
+            uprintf("%4d", ecsm_sw_value[row][col]);
+            if (col < (MATRIX_COLS - 1)) {
+                print(",");
+            }
+        }
+        print("\n");
+    }
+    print("\n");
+}
diff --git a/keyboards/cipulot/rf_r1_8_9xu/ec_switch_matrix.h b/keyboards/cipulot/rf_r1_8_9xu/ec_switch_matrix.h
new file mode 100644
index 0000000000..9dcb216caa
--- /dev/null
+++ b/keyboards/cipulot/rf_r1_8_9xu/ec_switch_matrix.h
@@ -0,0 +1,36 @@
+/* Copyright 2023 Cipulot
+ *
+ * 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 <stdint.h>
+#include <stdbool.h>
+
+#include "matrix.h"
+
+typedef struct {
+    uint16_t ecsm_actuation_threshold; // threshold for key release
+    uint16_t ecsm_release_threshold;   // threshold for key press
+} ecsm_config_t;
+
+ecsm_config_t ecsm_config;
+
+int      ecsm_init(ecsm_config_t const* const ecsm_config);
+int      ecsm_update(ecsm_config_t const* const ecsm_config);
+bool     ecsm_matrix_scan(matrix_row_t current_matrix[]);
+uint16_t ecsm_readkey_raw(uint8_t channel, uint8_t row, uint8_t col);
+bool     ecsm_update_key(matrix_row_t* current_row, uint8_t row, uint8_t col, uint16_t sw_value);
+void     ecsm_print_matrix(void);
diff --git a/keyboards/cipulot/rf_r1_8_9xu/halconf.h b/keyboards/cipulot/rf_r1_8_9xu/halconf.h
new file mode 100644
index 0000000000..5b71acecbb
--- /dev/null
+++ b/keyboards/cipulot/rf_r1_8_9xu/halconf.h
@@ -0,0 +1,21 @@
+/* Copyright 2023 Cipulot
+ *
+ * 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 HAL_USE_ADC TRUE
+
+#include_next <halconf.h>
diff --git a/keyboards/cipulot/rf_r1_8_9xu/info.json b/keyboards/cipulot/rf_r1_8_9xu/info.json
new file mode 100644
index 0000000000..53e401f6cf
--- /dev/null
+++ b/keyboards/cipulot/rf_r1_8_9xu/info.json
@@ -0,0 +1,430 @@
+{
+    "manufacturer": "Cipulot",
+    "keyboard_name": "RF R1 8-9Xu",
+    "maintainer": "Cipulot",
+    "bootloader": "stm32-dfu",
+    "build": {
+        "lto": true
+    },
+    "diode_direction": "COL2ROW",
+    "features": {
+        "audio": false,
+        "backlight": false,
+        "bootmagic": true,
+        "command": false,
+        "console": true,
+        "extrakey": true,
+        "mousekey": true,
+        "nkro": true,
+        "rgblight": true
+    },
+    "mouse_key": {
+        "enabled": true
+    },
+    "indicators": {
+        "caps_lock": "B3",
+        "scroll_lock": "A14"
+    },
+    "processor": "STM32F401",
+    "rgblight": {
+        "led_count": 22,
+        "pin": "A15",
+        "animations": {
+            "alternating": true,
+            "breathing": true,
+            "christmas": true,
+            "knight": true,
+            "rainbow_mood": true,
+            "rainbow_swirl": true,
+            "rgb_test": true,
+            "snake": true,
+            "static_gradient": true,
+            "twinkle": true
+        }
+    },
+    "url": "https://www.github.com/Cipulot/RF_R1_8-9Xu",
+    "usb": {
+        "device_version": "0.0.1",
+        "pid": "0x6B8B",
+        "shared_endpoint": {
+            "keyboard": true
+        },
+        "vid": "0x6369"
+    },
+    "layouts": {
+        "LAYOUT_all": {
+            "layout": [
+                { "label": "0,0", "matrix": [0, 0], "x": 0.0, "y": 0.0 },
+                { "label": "0,1", "matrix": [0, 1], "x": 2.0, "y": 0.0 },
+                { "label": "0,2", "matrix": [0, 2], "x": 3.0, "y": 0.0 },
+                { "label": "0,3", "matrix": [0, 3], "x": 4.0, "y": 0.0 },
+                { "label": "0,4", "matrix": [0, 4], "x": 5.0, "y": 0.0 },
+                { "label": "0,5", "matrix": [0, 5], "x": 6.5, "y": 0.0 },
+                { "label": "0,6", "matrix": [0, 6], "x": 7.5, "y": 0.0 },
+                { "label": "0,7", "matrix": [0, 7], "x": 8.5, "y": 0.0 },
+                { "label": "0,8", "matrix": [0, 8], "x": 9.5, "y": 0.0 },
+                { "label": "0,9", "matrix": [0, 9], "x": 11.0, "y": 0.0 },
+                { "label": "0,10", "matrix": [0, 10], "x": 12.0, "y": 0.0 },
+                { "label": "0,11", "matrix": [0, 11], "x": 13.0, "y": 0.0 },
+                { "label": "0,12", "matrix": [0, 12], "x": 14.0, "y": 0.0 },
+                { "label": "0,13", "matrix": [0, 13], "x": 15.25, "y": 0.0 },
+                { "label": "0,14", "matrix": [0, 14], "x": 16.25, "y": 0.0 },
+                { "label": "0,15", "matrix": [0, 15], "x": 17.25, "y": 0.0 },
+                { "label": "1,0", "matrix": [1, 0], "x": 0.0, "y": 1.25 },
+                { "label": "1,1", "matrix": [1, 1], "x": 1.0, "y": 1.25 },
+                { "label": "1,2", "matrix": [1, 2], "x": 2.0, "y": 1.25 },
+                { "label": "1,3", "matrix": [1, 3], "x": 3.0, "y": 1.25 },
+                { "label": "1,4", "matrix": [1, 4], "x": 4.0, "y": 1.25 },
+                { "label": "1,5", "matrix": [1, 5], "x": 5.0, "y": 1.25 },
+                { "label": "1,6", "matrix": [1, 6], "x": 6.0, "y": 1.25 },
+                { "label": "1,7", "matrix": [1, 7], "x": 7.0, "y": 1.25 },
+                { "label": "1,8", "matrix": [1, 8], "x": 8.0, "y": 1.25 },
+                { "label": "1,9", "matrix": [1, 9], "x": 9.0, "y": 1.25 },
+                { "label": "1,10", "matrix": [1, 10], "x": 10.0, "y": 1.25 },
+                { "label": "1,11", "matrix": [1, 11], "x": 11.0, "y": 1.25 },
+                { "label": "1,12", "matrix": [1, 12], "x": 12.0, "y": 1.25 },
+                { "label": "1,13", "matrix": [1, 13], "x": 13.0, "y": 1.25 },
+                { "label": "1,14", "matrix": [1, 14], "x": 14.0, "y": 1.25 },
+                { "label": "3,14", "matrix": [3, 14], "x": 15.25, "y": 1.25 },
+                { "label": "2,15", "matrix": [2, 15], "x": 16.25, "y": 1.25 },
+                { "label": "1,15", "matrix": [1, 15], "x": 17.25, "y": 1.25 },
+                { "label": "2,0", "matrix": [2, 0], "w": 1.5, "x": 0.0, "y": 2.25 },
+                { "label": "2,1", "matrix": [2, 1], "x": 1.5, "y": 2.25 },
+                { "label": "2,2", "matrix": [2, 2], "x": 2.5, "y": 2.25 },
+                { "label": "2,3", "matrix": [2, 3], "x": 3.5, "y": 2.25 },
+                { "label": "2,4", "matrix": [2, 4], "x": 4.5, "y": 2.25 },
+                { "label": "2,5", "matrix": [2, 5], "x": 5.5, "y": 2.25 },
+                { "label": "2,6", "matrix": [2, 6], "x": 6.5, "y": 2.25 },
+                { "label": "2,7", "matrix": [2, 7], "x": 7.5, "y": 2.25 },
+                { "label": "2,8", "matrix": [2, 8], "x": 8.5, "y": 2.25 },
+                { "label": "2,9", "matrix": [2, 9], "x": 9.5, "y": 2.25 },
+                { "label": "2,10", "matrix": [2, 10], "x": 10.5, "y": 2.25 },
+                { "label": "2,11", "matrix": [2, 11], "x": 11.5, "y": 2.25 },
+                { "label": "2,12", "matrix": [2, 12], "x": 12.5, "y": 2.25 },
+                { "label": "2,13", "matrix": [2, 13], "w": 0.75, "x": 13.5, "y": 2.25 },
+                { "label": "2,14", "matrix": [2, 14], "w": 0.75, "x": 14.25, "y": 2.25 },
+                { "label": "4,14", "matrix": [4, 14], "x": 15.25, "y": 2.25 },
+                { "label": "4,15", "matrix": [4, 15], "x": 16.25, "y": 2.25 },
+                { "label": "3,15", "matrix": [3, 15], "x": 17.25, "y": 2.25 },
+                { "label": "3,0", "matrix": [3, 0], "w": 1.75, "x": 0.0, "y": 3.25 },
+                { "label": "3,1", "matrix": [3, 1], "x": 1.75, "y": 3.25 },
+                { "label": "3,2", "matrix": [3, 2], "x": 2.75, "y": 3.25 },
+                { "label": "3,3", "matrix": [3, 3], "x": 3.75, "y": 3.25 },
+                { "label": "3,4", "matrix": [3, 4], "x": 4.75, "y": 3.25 },
+                { "label": "3,5", "matrix": [3, 5], "x": 5.75, "y": 3.25 },
+                { "label": "3,6", "matrix": [3, 6], "x": 6.75, "y": 3.25 },
+                { "label": "3,7", "matrix": [3, 7], "x": 7.75, "y": 3.25 },
+                { "label": "3,8", "matrix": [3, 8], "x": 8.75, "y": 3.25 },
+                { "label": "3,9", "matrix": [3, 9], "x": 9.75, "y": 3.25 },
+                { "label": "3,10", "matrix": [3, 10], "x": 10.75, "y": 3.25 },
+                { "label": "3,11", "matrix": [3, 11], "x": 11.75, "y": 3.25 },
+                { "label": "3,12", "matrix": [3, 12], "x": 12.75, "y": 3.25 },
+                { "label": "3,13", "matrix": [3, 13], "w": 1.25, "x": 13.75, "y": 3.25 },
+                { "label": "4,0", "matrix": [4, 0], "w": 1.25, "x": 0.0, "y": 4.25 },
+                { "label": "4,1", "matrix": [4, 1], "x": 1.25, "y": 4.25 },
+                { "label": "4,2", "matrix": [4, 2], "x": 2.25, "y": 4.25 },
+                { "label": "4,3", "matrix": [4, 3], "x": 3.25, "y": 4.25 },
+                { "label": "4,4", "matrix": [4, 4], "x": 4.25, "y": 4.25 },
+                { "label": "4,5", "matrix": [4, 5], "x": 5.25, "y": 4.25 },
+                { "label": "4,6", "matrix": [4, 6], "x": 6.25, "y": 4.25 },
+                { "label": "4,7", "matrix": [4, 7], "x": 7.25, "y": 4.25 },
+                { "label": "4,8", "matrix": [4, 8], "x": 8.25, "y": 4.25 },
+                { "label": "4,9", "matrix": [4, 9], "x": 9.25, "y": 4.25 },
+                { "label": "4,10", "matrix": [4, 10], "x": 10.25, "y": 4.25 },
+                { "label": "4,11", "matrix": [4, 11], "x": 11.25, "y": 4.25 },
+                { "label": "4,12", "matrix": [4, 12], "x": 12.25, "y": 4.25 },
+                { "label": "4,13", "matrix": [4, 13], "w": 1.75, "x": 13.25, "y": 4.25 },
+                { "label": "5,14", "matrix": [5, 14], "x": 16.25, "y": 4.25 },
+                { "label": "5,0", "matrix": [5, 0], "w": 1.5, "x": 0.0, "y": 5.25 },
+                { "label": "5,1", "matrix": [5, 1], "x": 1.5, "y": 5.25 },
+                { "label": "5,2", "matrix": [5, 2], "w": 1.5, "x": 2.5, "y": 5.25 },
+                { "label": "5,4", "matrix": [5, 4], "w": 1.5, "x": 4.0, "y": 5.25 },
+                { "label": "5,6", "matrix": [5, 6], "w": 2.5, "x": 5.5, "y": 5.25 },
+                { "label": "5,7", "matrix": [5, 7], "w": 1.5, "x": 8.0, "y": 5.25 },
+                { "label": "5,8", "matrix": [5, 8], "w": 1.5, "x": 9.5, "y": 5.25 },
+                { "label": "5,9", "matrix": [5, 9], "w": 1.5, "x": 11.0, "y": 5.25 },
+                { "label": "5,10", "matrix": [5, 10], "x": 12.5, "y": 5.25 },
+                { "label": "5,11", "matrix": [5, 11], "w": 1.5, "x": 13.5, "y": 5.25 },
+                { "label": "5,12", "matrix": [5, 12], "x": 15.25, "y": 5.25 },
+                { "label": "5,13", "matrix": [5, 13], "x": 16.25, "y": 5.25 },
+                { "label": "5,15", "matrix": [5, 15], "x": 17.25, "y": 5.25 }
+            ]
+        },
+        "LAYOUT_tkl_ansi_tsangan": {
+            "layout": [
+                { "label": "0,0", "matrix": [0, 0], "x": 0.0, "y": 0.0 },
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