[Keyboard] Palette1202 (#7736)

* added Palette1202

* removed currently unused cords

* Update keyboards/palette1202/config.h

Co-Authored-By: Drashna Jaelre <drashna@live.com>

* Apply suggestions from code review

Co-Authored-By: Drashna Jaelre <drashna@live.com>
Co-Authored-By: James Young <18669334+noroadsleft@users.noreply.github.com>

* Update readme.md

removed unnecessary horizontal line from readme.md

* Update readme.md

Fixed style, make command example

* Removed spaces

* removed unused config.h

* fixed defines

* fixed send string on rotate encoder

* fixed layer numbers for OLED Display

* fixed to use existing function to set default layer

https://github.com/qmk/qmk_firmware/pull/7736#discussion_r366699616

* flipped rotary encoder directions

* Added layer for Clip studio on iOS

* Update keyboards/palette1202/rules.mk

Co-Authored-By: Ryan <fauxpark@gmail.com>

* Update keyboards/palette1202/lib/oled_helper.h

Co-Authored-By: James Young <18669334+noroadsleft@users.noreply.github.com>

Co-authored-by: Drashna Jaelre <drashna@live.com>
Co-authored-by: James Young <18669334+noroadsleft@users.noreply.github.com>
Co-authored-by: Ryan <fauxpark@gmail.com>

keyboards/palette1202/rules.mk

@@ -0,0 +1,37 @@
+# MCU name
+MCU = atmega32u4
+
+# Bootloader selection
+#   Teensy       halfkay
+#   Pro Micro    caterina
+#   Atmel DFU    atmel-dfu
+#   LUFA DFU     lufa-dfu
+#   QMK DFU      qmk-dfu
+#   ATmega32A    bootloadHID
+#   ATmega328P   USBasp
+BOOTLOADER = atmel-dfu
+
+# Build Options
+#   change yes to no to disable
+#
+BOOTMAGIC_ENABLE = no       # Virtual DIP switch configuration
+MOUSEKEY_ENABLE  = yes      # Mouse keys
+EXTRAKEY_ENABLE  = yes      # Audio control and System control
+CONSOLE_ENABLE   = yes      # Console for debug
+COMMAND_ENABLE   = yes      # Commands for debug and configuration
+# Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
+SLEEP_LED_ENABLE = no       # Breathing sleep LED during USB suspend
+# if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
+NKRO_ENABLE        = no     # USB Nkey Rollover
+BACKLIGHT_ENABLE   = no     # Enable keyboard backlight functionality
+RGBLIGHT_ENABLE    = no     # Enable keyboard RGB underglow
+MIDI_ENABLE        = no     # MIDI support
+BLUETOOTH_ENABLE   = no     # Enable Bluetooth with the Adafruit EZ-Key HID
+AUDIO_ENABLE       = no     # Audio output on port C6
+FAUXCLICKY_ENABLE  = no     # Use buzzer to emulate clicky switches
+HD44780_ENABLE     = no     # Enable support for HD44780 based LCDs
+ENCODER_ENABLE     = yes    # Enable support for rotary encoders
+OLED_DRIVER_ENABLE = yes    # Enable support for OLED display
+
+# Additional code
+SRC += lib/oled_helper.c  # Adding OLED