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-rw-r--r--sys/man/3/twsi8
1 files changed, 4 insertions, 4 deletions
diff --git a/sys/man/3/twsi b/sys/man/3/twsi
index 4fd311d4f..8ea3e9480 100644
--- a/sys/man/3/twsi
+++ b/sys/man/3/twsi
@@ -1,14 +1,14 @@
.TH TWSI 3
.SH NAME
-twsi - two-wire serial interface (TWSI) and inter-integrated circuit (I⁲C) interface
+twsi - two-wire serial interface (TWSI) and inter-integrated circuit (I²C) interface
.SH SYNOPSIS
-.B bind -a #⁲ /dev
+.B bind -a #² /dev
.sp 0.3v
.B /dev/twsi*
.SH DESCRIPTION
The
.I twsi
-device serves a one-level directory containing one file per TWSI or I⁲C bus.
+device serves a one-level directory containing one file per TWSI or I²C bus.
Bytes written are transmitted on the bus;
bytes received from the bus are queued and delivered by reading.
Seeking to a given offset before reading or writing causes the
@@ -19,7 +19,7 @@ or
.IR write
call.
.SH FILES
-.B #⁲/twsi*
+.B #²/twsi*
.SH SOURCE
.B /sys/src/9/*/devtwsi.c
.SH BUGS