ref: f44951b2ec4556d07e1201f3e4b0bbf5b272696f
parent: da7760d530de10eea17069c4316563704e0a2e71
author: cinap_lenrek <cinap_lenrek@felloff.net>
date: Sun Jul 17 10:43:46 EDT 2022
i2c(3): fix typos, thanks quinq
--- a/sys/man/3/i2c
+++ b/sys/man/3/i2c
@@ -8,7 +8,6 @@
.nf
.BI /dev/ bus /i2c. n .ctl
.BI /dev/ bus /i2c. n .data
-.fi
.SH DESCRIPTION
The I²C (Inter-Integrated Circuit) bus is a serial bus standard
invented by Philips.
@@ -19,21 +18,21 @@
a clock signal
.I SDC
and ground.
-Devices on the bus have 7-bit or 10-bit addreesses, which is
+Devices on the bus have 7-bit or 10-bit addresses, which is
determined by the device (see the datasheet).
Every device monitors the bus and waits for the master to initiate
a transaction.
Each transaction starts with the master sending the target device address
-and direction bit and the device is acknowledging each byte
+with a direction bit and the device acknowledges each byte
received if its address matched.
Depending on the device, more bytes must be transmitted after the
.IR device-address .
-For example, to encode a register number an memory offset.
+For example, encoding a register number at a memory offset.
We refer to these bytes as the
.IR sub-address .
After the address phase, the data phase begins where
-zero or more data bytes are eigther transmitted or received
-depending on the transactoin direction.
+zero or more data bytes are either transmitted or received
+depending on the transaction direction.
.PP
This driver supports multiple buses (controllers) to be registered
by platform specific code in the kernel.
@@ -46,9 +45,9 @@
directory.
.PP
Platform specific code can also register individual devices,
-supplying a meaningfull device configuration.
-It can also be neccesary to manually register devices if
-the device has been disabled by a enable signal or
+supplying a meaningful device configuration.
+It can also be necessary to manually register devices if
+the device has been disabled by an enable signal or
otherwise inhibited during enumeration.
.PP
Each device appears as a control (
@@ -67,12 +66,12 @@
The initial
.I sub-address
bytes sent are derived from the file position according to the device
-configuration and the length of the data phase is controlled by
+configuration, and the length of the data phase is controlled by
the requested read or write size.
The requested size might be truncated by the driver if
the request exceeds the logical file-size.
.PP
-The control-file provides access the device configuration.
+The control-file provides access to the device configuration.
When read,
it reproduces this configuration in text form.
The following text lines are accepted when written to the control-file:
--
⑨