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annotate level1/sys/mc09rtc.hp @ 3295:6b7a7b233925 default tip

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makefile: Allow PORTS with level1/2 mix https://sourceforge.net/p/nitros9/feature-requests/10/
author Tormod Volden <debian.tormod@gmail.com>
date Tue, 19 Apr 2022 18:12:17 +0200
parents ef66bdab9b45
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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3118
ef66bdab9b45 mc09: Add mc09rtc command and GPIO registers defs in mc09.d
Neal Crook <foofoobedoo@gmail.com>
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1 @MC09RTC
ef66bdab9b45 mc09: Add mc09rtc command and GPIO registers defs in mc09.d
Neal Crook <foofoobedoo@gmail.com>
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2 Syntax: mc09rtc [<opts>]
ef66bdab9b45 mc09: Add mc09rtc command and GPIO registers defs in mc09.d
Neal Crook <foofoobedoo@gmail.com>
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3 Usage : Read or write DS1302 RTC connected to Multicomp09 GPIO hardware.
ef66bdab9b45 mc09: Add mc09rtc command and GPIO registers defs in mc09.d
Neal Crook <foofoobedoo@gmail.com>
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4 Opts :
ef66bdab9b45 mc09: Add mc09rtc command and GPIO registers defs in mc09.d
Neal Crook <foofoobedoo@gmail.com>
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5 -r = read RTC -- update system time from RTC
ef66bdab9b45 mc09: Add mc09rtc command and GPIO registers defs in mc09.d
Neal Crook <foofoobedoo@gmail.com>
parents:
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6 use this in your startup file to set the system time at boot
ef66bdab9b45 mc09: Add mc09rtc command and GPIO registers defs in mc09.d
Neal Crook <foofoobedoo@gmail.com>
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7 -w = write RTC -- update RTC from system time
ef66bdab9b45 mc09: Add mc09rtc command and GPIO registers defs in mc09.d
Neal Crook <foofoobedoo@gmail.com>
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8 use this from the shell to initialise the RTC
ef66bdab9b45 mc09: Add mc09rtc command and GPIO registers defs in mc09.d
Neal Crook <foofoobedoo@gmail.com>
parents:
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9 -d = dump system time, RTC time and RAM
ef66bdab9b45 mc09: Add mc09rtc command and GPIO registers defs in mc09.d
Neal Crook <foofoobedoo@gmail.com>
parents:
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10
ef66bdab9b45 mc09: Add mc09rtc command and GPIO registers defs in mc09.d
Neal Crook <foofoobedoo@gmail.com>
parents:
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11 futures/maybe:
ef66bdab9b45 mc09: Add mc09rtc command and GPIO registers defs in mc09.d
Neal Crook <foofoobedoo@gmail.com>
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12 add options to write bits/bytes of the RAM