1 files changed, 60 insertions, 0 deletions
diff --git a/ports/esp32s2/common-hal/ps2io/Ps2.h b/ports/esp32s2/common-hal/ps2io/Ps2.h
new file mode 100644
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+++ b/ports/esp32s2/common-hal/ps2io/Ps2.h
@@ -0,0 +1,60 @@
+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2020 microDev
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#ifndef MICROPY_INCLUDED_ESP32S2_COMMON_HAL_PS2IO_PS2_H
+#define MICROPY_INCLUDED_ESP32S2_COMMON_HAL_PS2IO_PS2_H
+
+#include "common-hal/microcontroller/Pin.h"
+
+#include "py/obj.h"
+#include "driver/gpio.h"
+
+typedef struct {
+    mp_obj_base_t base;
+    gpio_num_t clk_pin;
+    gpio_num_t data_pin;
+
+    uint8_t state;
+    uint64_t last_raw_ticks;
+
+    uint16_t bits;
+    bool parity;
+    uint8_t bitcount;
+
+    uint8_t buffer[16];
+    uint8_t bufcount;
+    uint8_t bufposr;
+    uint8_t bufposw;
+
+    uint16_t last_errors;
+
+    bool waiting_cmd_response;
+    uint8_t cmd_response;
+} ps2io_ps2_obj_t;
+
+void ps2_reset(void);
+
+#endif // MICROPY_INCLUDED_ESP32S2_COMMON_HAL_PS2IO_PS2_H