From ea1ac8a713e2aca5abde5ee062809a293ed375d3 Mon Sep 17 00:00:00 2001
From: sago35 <sago35@gmail.com>
Date: Tue, 6 Feb 2024 08:28:49 +0900
Subject: [PATCH] Add suport for Vial's Matrix tester (#30)

---
 via.go | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/via.go b/via.go
index 2ccda8a..e29a13a 100644
--- a/via.go
+++ b/via.go
@@ -166,6 +166,16 @@ func rxHandler2(b []byte) bool {
 		// id_get_keyboard_value
 		Changed = false
 		Changed2 = false
+		switch txb[1] {
+		case 0x03:
+			cols := device.GetMaxKeyCount()
+			rowSize := (cols + 7) / 8
+			for _, v := range device.pressed {
+				row, _, col := decKey(v)
+				idx := 2 + row*rowSize + (rowSize - 1) - col/8
+				txb[idx] |= byte(1 << (col % 8))
+			}
+		}
 	case 0x05:
 		//fmt.Printf("XXXXXXXXX % X\n", b)
 		//Keys[b[1]][b[2]][b[3]] = Keycode((uint16(b[4]) << 8) + uint16(b[5]))