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+/*
+Copyright 2012 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/>.
+*/
+
+/* This code makes use of cy384's Arduino USB HID adapter for the Palm Portable
+ Keyboard, released under the BSD licence */
+
+
+
+
+#pragma once
+
+#define CUSTOM_MATRIX 2
+
+#define VENDOR_ID 0xFEED
+#define PRODUCT_ID 0x0001
+#define DEVICE_VER 0x0100
+#define MANUFACTURER QMK
+#define PRODUCT Stowaway converter
+#define DESCRIPTION USB converter for Stowaway keyboard
+
+// IO pins to serial
+// https://deskthority.net/wiki/Arduino_Pro_Micro for pin lookup
+#define VCC_PIN D1 // pro micro 2
+#define RX_PIN D0 //pro micro 3 , was 8 on cy384
+#define RTS_PIN C6 // 5 //[ was D4 // 4 on the cy384
+#define DCD_PIN E6 //7
+
+// if using the particular arduino pinout of CY384
+#ifdef CY384
+ #define GND_PIN D7 //6
+ #define PULLDOWN_PIN B1 // 15
+#endif
+
+#ifndef HANDSPRING
+// Set to 1 for Handspring or to disable RTS/DCD based handshake.
+ #define HANDSPRING 0
+#endif
+
+#define MAXDROP 10 // check if keyboard is connected every X polling cycles
+#define SLEEP_TIMEOUT 500000 // check keyboard/reset this many millis
+
+
+#define MATRIX_ROWS 12
+#define MATRIX_COLS 8
+
+/* key combination for command */
+#define IS_COMMAND() ( \
+ keyboard_report->mods == (MOD_BIT(KC_LALT) | MOD_BIT(KC_RALT)) || \
+ keyboard_report->mods == (MOD_BIT(KC_LGUI) | MOD_BIT(KC_RGUI)) || \
+ keyboard_report->mods == (MOD_BIT(KC_LSHIFT) | MOD_BIT(KC_RSHIFT)) \
+)
+
+
+/* Serial(USART) configuration
+ * asynchronous, negative logic, 9600baud, no flow control
+ * 1-start bit, 8-data bit, non parity, 1-stop bit
+ */
+#define SERIAL_SOFT_BAUD 9600
+#define SERIAL_SOFT_PARITY_NONE
+#define SERIAL_SOFT_BIT_ORDER_LSB
+#if (HANDSPRING == 0)
+ #define SERIAL_SOFT_LOGIC_NEGATIVE //RS232 logic
+#endif
+/* RXD Port */
+#define SERIAL_SOFT_RXD_ENABLE
+
+// we are using Pro micro pin 3 / D0 as serial
+#define SERIAL_SOFT_RXD_DDR DDRD
+#define SERIAL_SOFT_RXD_PORT PORTD
+#define SERIAL_SOFT_RXD_PIN PIND
+#define SERIAL_SOFT_RXD_BIT 0
+#define SERIAL_SOFT_RXD_VECT INT0_vect
+
+/* RXD Interupt */
+#define SERIAL_SOFT_RXD_INIT() do { \
+ /* pin configuration: input with pull-up */ \
+ SERIAL_SOFT_RXD_DDR &= ~(1<<SERIAL_SOFT_RXD_BIT); \
+ SERIAL_SOFT_RXD_PORT |= (1<<SERIAL_SOFT_RXD_BIT); \
+ /* enable interrupt: INT0(rising edge) */ \
+ EICRA |= ((1<<ISC01)|(1<<ISC00)); \
+ EIMSK |= (1<<INT0); \
+ sei(); \
+} while (0)
+#define SERIAL_SOFT_RXD_INT_ENTER()
+#define SERIAL_SOFT_RXD_INT_EXIT() do { \
+ /* clear interrupt flag */ \
+ EIFR = (1<<INTF0); \
+} while (0)
+#define SERIAL_SOFT_RXD_READ() (SERIAL_SOFT_RXD_PIN&(1<<SERIAL_SOFT_RXD_BIT))
+
+/* TXD Port */
+#define SERIAL_SOFT_TXD_ENABLE
+#define SERIAL_SOFT_TXD_DDR DDRD
+#define SERIAL_SOFT_TXD_PORT PORTD
+#define SERIAL_SOFT_TXD_PIN PIND
+#define SERIAL_SOFT_TXD_BIT 3
+#define SERIAL_SOFT_TXD_HI() do { SERIAL_SOFT_TXD_PORT |= (1<<SERIAL_SOFT_TXD_BIT); } while (0)
+#define SERIAL_SOFT_TXD_LO() do { SERIAL_SOFT_TXD_PORT &= ~(1<<SERIAL_SOFT_TXD_BIT); } while (0)
+#define SERIAL_SOFT_TXD_INIT() do { \
+ /* pin configuration: output */ \
+ SERIAL_SOFT_TXD_DDR |= (1<<SERIAL_SOFT_TXD_BIT); \
+ /* idle */ \
+ SERIAL_SOFT_TXD_ON(); \
+} while (0)
+
+