Module Name: src
Committed By: brad
Date: Thu Jan 23 19:15:49 UTC 2025
Modified Files:
src/share/man/man4: umcpmio.4
Log Message:
Mention the fact that the MCP2221 / MCP2221A automatically deals with
end devices that do I2C clock stretching.
To generate a diff of this commit:
cvs rdiff -u -r1.4 -r1.5 src/share/man/man4/umcpmio.4
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/share/man/man4/umcpmio.4
diff -u src/share/man/man4/umcpmio.4:1.4 src/share/man/man4/umcpmio.4:1.5
--- src/share/man/man4/umcpmio.4:1.4 Mon Dec 16 21:45:04 2024
+++ src/share/man/man4/umcpmio.4 Thu Jan 23 19:15:49 2025
@@ -1,4 +1,4 @@
-.\" $NetBSD: umcpmio.4,v 1.4 2024/12/16 21:45:04 uwe Exp $
+.\" $NetBSD: umcpmio.4,v 1.5 2025/01/23 19:15:49 brad Exp $
.\"
.\" Copyright (c) 2024 Brad Spencer <b...@anduin.eldar.org>
.\"
@@ -110,10 +110,11 @@ into a READ with STOP.
This behavior is just an attempt to allow a device to function, and it
may not work for any particular device.
In particular, it is known that the
-.Xr si70xxtemp 4
-and
.Xr ds2482ow 4
-devices will not work as expected.
+device will not work as expected.
+.Pp
+The MCP2221 / MCP2221A chip will automatically detact and deal with a
+device that uses I2C clock stretching.
.Ss UART
The UART utilizes the
.Xr umodem 4
