From 1f4fba958b75be827ce1acf4a38b6da91417fd4b Mon Sep 17 00:00:00 2001
From: Federico Amedeo Izzo <federico@izzo.pro>
Date: Wed, 23 Dec 2020 11:05:59 +0100
Subject: [PATCH] KBD: Add function to tell if number keys are pressed

---
 openrtx/include/interfaces/keyboard.h | 6 ++++++
 openrtx/src/ui.c                      | 5 +++++
 2 files changed, 11 insertions(+)

diff --git a/openrtx/include/interfaces/keyboard.h b/openrtx/include/interfaces/keyboard.h
index 2d2dc0e4..1ad36afa 100644
--- a/openrtx/include/interfaces/keyboard.h
+++ b/openrtx/include/interfaces/keyboard.h
@@ -71,6 +71,12 @@ static const uint8_t kbd_num_keys = 29;
  */
 static const uint16_t kbd_long_interval = OS_CFG_TICK_RATE_HZ * 0.7;
 
+/**
+ * Mask for the numeric keys in a key map
+ * Numeric keys: bit0->bit9 = 0x1FF
+ */
+static const uint32_t kbd_num_mask = 0x1FF;
+
 /**
  * Structure that represents a keyboard event payload
  * The maximum size of an event payload is 30 bits
diff --git a/openrtx/src/ui.c b/openrtx/src/ui.c
index 3b7f9e5a..58155910 100644
--- a/openrtx/src/ui.c
+++ b/openrtx/src/ui.c
@@ -432,6 +432,11 @@ bool _ui_drawLowBatteryScreen()
     return true;
 }
 
+bool _kbd_number_pressed(kbd_msg_t msg)
+{
+    return msg.keys & kbd_num_mask;
+}
+
 void ui_updateFSM(event_t event, bool *sync_rtx)
 {
     // Check if battery has enough charge to operate