[Coco] Coco sound 6 bit Dac

[Sandrus Magister]

Thank you for the pointers guys :)

On Tue, Nov 8, 2016 at 6:59 AM, William Astle <lost at l-w.ca> wrote:

> Nope. SOUND uses the 6 bit DAC too. It creates a triangular waveform. (7E,
> FE, 7E, 02 in repeating sequence).
>
>
> On 2016-11-07 10:19 PM, Simon Jonassen wrote:
>
>> Then it must be the sound command i'm confusing it with
>>
>> I'm pretty sure one of the two use the 1bit sound source
>>
>> /Simon :-)
>>
>>
>>
>> -----Oprindelig meddelelse-----
>> Fra: Coco [mailto:coco-bounces at maltedmedia.com] På vegne af tim lindner
>> Sendt: 8. november 2016 05:15
>> Til: CoCoList for Color Computer Enthusiasts
>> Emne: Re: [Coco] Coco sound 6 bit Dac
>>
>> On Mon, Nov 7, 2016 at 2:21 PM, Simon Jonassen <simon at roust-it.dk> wrote:
>>
>>> @robert gualt...
>>>
>>> PLAY uses the 1bit output afaik.... so not a good DAC tutorial
>>>
>>> Just my 2c
>>>
>>
>> I can guarantee you that the Color BASIC's PLAY command uses the 6 bit
>> DAC.
>>
>> For those unfamiliar with the Color Computer's sound hardware:
>>
>> There are 4 sound sources.
>>   1. Casette audio
>>   2. 6 bit DAC
>>   3. Analog pin on the cartridge port.
>>   4. 1 bit DAC
>>
>> Sources 1 thru 3 are switched on or off by an internal electronic
>> switch called the MUX.
>>
>> Source 4 is always connect and separate from the other three.
>>
>> It's most famous use is the heart beat in Dungeons of Daggeroth.
>>
>>
>>
>>
>
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