From 34e4bf123a6cb8d97ed177859c496b3487d1517c Mon Sep 17 00:00:00 2001 From: James Wallace Date: Fri, 6 Jun 2014 19:57:15 +0000 Subject: [PATCH] Attempt to fix MPU4Vid regression reported after r30715 (CHR chip expects to only see a byte, not a whole word, as it's a straight lift from 6809 era) (nw) --- src/mame/drivers/mpu4vid.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/src/mame/drivers/mpu4vid.c b/src/mame/drivers/mpu4vid.c index 4e66f2392b3..2d61c09a058 100644 --- a/src/mame/drivers/mpu4vid.c +++ b/src/mame/drivers/mpu4vid.c @@ -1507,7 +1507,7 @@ Characteriser (CHR) WRITE16_MEMBER(mpu4vid_state::characteriser16_w ) { int x; - int call=data; + int call=(data&0xff); LOG_CHR_FULL(("%04x Characteriser write offset %02X data %02X", space.device().safe_pcbase(),offset,data)); if (!m_current_chr_table) @@ -1577,7 +1577,7 @@ Precedent suggests this is not that dangerous an assumption to make. WRITE16_MEMBER(mpu4vid_state::bwb_characteriser16_w ) { int x; - int call=data &0xff; + int call=(data &0xff); LOG_CHR_FULL(("%04x Characteriser write offset %02X data %02X \n", space.device().safe_pcbase(),offset,data)); if (!m_current_chr_table) {