diff --git a/cardBase.go b/cardBase.go
index 85e9f32..9c47921 100644
--- a/cardBase.go
+++ b/cardBase.go
@@ -72,6 +72,10 @@ func (c *cardBase) loadRom(data []uint8) {
 		// The file covers the full Cxxx range. Only showing the page
 		// corresponding to the slot used.
 		c.romCxxx = newMemoryRangeROM(0xc000, data, "Slot ROM")
+	} else if len(data)%0x100 == 0 {
+		// The ROM covers many 256 bytes pages oc Csxx
+		// Used on the Dan 2 controller card
+		c.romCsxx = newMemoryRangePagedROM(0, data, "Slot paged ROM", uint8(len(data)/0x100))
 	} else {
 		panic("Invalid ROM size")
 	}
diff --git a/cardBuilder.go b/cardBuilder.go
index 7fc5039..de6df8c 100644
--- a/cardBuilder.go
+++ b/cardBuilder.go
@@ -35,7 +35,7 @@ func getCardFactory() map[string]*cardBuilder {
 		return cardFactory
 	}
 	cardFactory = make(map[string]*cardBuilder)
-	//cardFactory["brainboard"] = newCardBrainBoardBuilder()
+	cardFactory["brainboard"] = newCardBrainBoardBuilder()
 	cardFactory["brainboard2"] = newCardBrainBoardIIBuilder()
 	//cardFactory["dan2sd"] = newCardDan2ControllerBuilder()
 	cardFactory["diskii"] = newCardDisk2Builder()