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Update manpage for USBtiny and direct SPI

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This commit is contained in:
David Fries
2015-01-01 19:58:23 -06:00
committed by Andrej Shadura
parent cffa6c7ca0
commit 40f0fae5a4
1 changed files with 3 additions and 2 deletions
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src/avrdude.1
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@@ -838,7 +838,7 @@ Display the device signature bytes.
Enter direct SPI mode. The Enter direct SPI mode. The
.Em pgmled .Em pgmled
pin acts as slave select. pin acts as slave select.
.Em Only supported on parallel bitbang programmers. .Em Only supported on parallel bitbang programmers, and partially by USBtiny.
.It Ar part .It Ar part
Display the current part settings and parameters. Includes chip Display the current part settings and parameters. Includes chip
specific information including all memory types supported by the specific information including all memory types supported by the
@@ -1271,7 +1271,8 @@ This also applies to the STK500 and STK600 in parallel programming mode.
.Pp .Pp
The USBasp and USBtinyISP drivers do not offer any option to distinguish multiple The USBasp and USBtinyISP drivers do not offer any option to distinguish multiple
devices connected simultaneously, so effectively only a single device devices connected simultaneously, so effectively only a single device
is supported. is supported. Slave Select must be externally held low for direct SPI when
using USBtinyISP, and send must be a multiple of four bytes.
.Pp .Pp
The avrftdi driver allows one to select specific devices using any combination of vid,pid The avrftdi driver allows one to select specific devices using any combination of vid,pid
serial number (usbsn) vendor description (usbvendoror part description (usbproduct) serial number (usbsn) vendor description (usbvendoror part description (usbproduct)