From ee39a94bde451e79bfaf70ce1e704f619304d3c1 Mon Sep 17 00:00:00 2001 From: Tau Date: Thu, 2 May 2019 19:41:04 -0400 Subject: [PATCH] board/io3.c: Add capabilities comment --- board/io3.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/board/io3.c b/board/io3.c index c2664eb..a99a3e3 100644 --- a/board/io3.c +++ b/board/io3.c @@ -119,7 +119,12 @@ static uint8_t io3_features[] = { /* Feature : 0x12 : GPIO outputs Param1 : 3 : Number of ports (8 bits per port) Param2 : 0 : N/A - Param3 : 0 : N/A */ + Param3 : 0 : N/A + + NOTE: This particular port count is what an IO-4 attached over JVS + advertises, an IO-3 only advertises 3. Still, this seems to be backwards + compatible with games that expect an IO-3, and the protocols seem to be + identical otherwise. */ 0x12, 20, 0, 0,