Wheat Field Peripherals mt980 (FC980M Layout) PCB Support (#5374)

* mt980 keyboard support

* Update manufacturer name

* Correct indicator LEDs, add walker keymap

* Added readme.md

* Update keyboards/mt980/mt980.c

Co-Authored-By: walkerstop <walkerstop@gmail.com>

* Treat number pad + and enter as pgup and pgdn when number lock is off

* Update keyboards/mt980/mt980.c

Co-Authored-By: walkerstop <walkerstop@gmail.com>

* Update keyboards/mt980/mt980.c

Co-Authored-By: walkerstop <walkerstop@gmail.com>

* Update keyboards/mt980/readme.md

Co-Authored-By: walkerstop <walkerstop@gmail.com>

* Update keyboards/mt980/readme.md

Co-Authored-By: walkerstop <walkerstop@gmail.com>

* Update keyboards/mt980/readme.md

Co-Authored-By: walkerstop <walkerstop@gmail.com>

* Update keyboards/mt980/rules.mk

Co-Authored-By: walkerstop <walkerstop@gmail.com>

1 files changed, 60 insertions, 0 deletions

diff --git a/keyboards/mt980/mt980.c b/keyboards/mt980/mt980.c
new file mode 100644
index 000000000..1b03d1aed
--- /dev/null
+++ b/keyboards/mt980/mt980.c
@@ -0,0 +1,60 @@
+#include "mt980.h"
+
+__attribute__ ((weak))
+void matrix_init_keymap(void) {}
+
+__attribute__ ((weak))
+void matrix_scan_keymap(void) {}
+
+__attribute__ ((weak))
+bool process_record_keymap(uint16_t keycode, keyrecord_t *record) {
+  return true;
+}
+__attribute__ ((weak))
+uint32_t layer_state_set_keymap (uint32_t state) {
+  return state;
+}
+__attribute__ ((weak))
+void led_set_keymap(uint8_t usb_led) {}
+
+__attribute__ ((weak))
+void action_function_keymap(keyrecord_t *record, uint8_t id, uint8_t opt) {}
+
+void keyboard_pre_init_user(void) {
+  /* Set NUMLOCK indicator pin as output */
+  setPinOutput(C6);
+  /* Set CAPSLOCK indicator pin as output */
+  setPinOutput(C7);
+  /* Set SCROLLOCK indicator pin as output */
+  setPinOutput(B5);
+}
+
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+  return process_record_keymap(keycode, record);
+}
+
+void led_set_user(uint8_t usb_led) {
+
+  if (IS_LED_ON(usb_led, USB_LED_NUM_LOCK)) {
+    writePinLow(C6);
+  }
+  else {
+    writePinHigh(C6);
+  }
+
+  if (IS_LED_ON(usb_led, USB_LED_CAPS_LOCK)) {
+    writePinLow(C7);
+  }
+  else {
+    writePinHigh(C7);
+  }
+
+  if (IS_LED_ON(usb_led, USB_LED_SCROLL_LOCK)) {
+    writePinLow(B5);
+  }
+  else {
+    writePinHigh(B5);
+  }
+
+  led_set_keymap(usb_led);
+}