From: Dan Malek <dan@mvista.com>
To: Subodh Nijsure <SNijsure@SkyStream.com>
Cc: "'linuxppc-embedded@lists.linuxppc.org'"
<linuxppc-embedded@lists.linuxppc.org>
Subject: Re: SCC1 on 860 Ethernet, PortA TxD (PA14) setting.
Date: Sun, 24 Jun 2001 18:56:12 -0400 [thread overview]
Message-ID: <3B36700C.B775FB54@mvista.com> (raw)
In-Reply-To: B25E2E5A003CD311B61E00902778AF2A026376D8@SERVER1
Subodh Nijsure wrote:
> Why should TXD be set as input instead of output?
When a pin is not configured as a general purpose output (as is the
case here), the other registers become special configuration registers
for that specific use. Or, stated another way, the direction bits
only imply direction when the pin is configured for GPIO.
-- Dan
** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/
next prev parent reply other threads:[~2001-06-24 22:56 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-06-24 2:18 SCC1 on 860 Ethernet, PortA TxD (PA14) setting Subodh Nijsure
2001-06-24 22:56 ` Dan Malek [this message]
2001-06-25 5:15 ` Question about RPXclassic (RPXCLLF) SangTae Ha
2001-06-25 5:44 ` RPXclassic PPCBOOT on RAM SangTae Ha
2001-06-25 6:42 ` Yoo. Jonghoon
2001-06-25 8:48 ` Wolfgang Denk
2001-06-25 14:24 ` SangTae Ha
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