From: Ian Abbott <abbotti@mev.co.uk>
Date: Fri, 16 Nov 2007 14:34:46 +0000 (+0000)
Subject: Reduced maximum speed (increased minimum period) for AO conversion
X-Git-Tag: v0_7_76~59
X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=aa2d1c19762feffd76fe99bdbdd6e4db2ea04df7;p=comedi.git

Reduced maximum speed (increased minimum period) for AO conversion
to 125 kHz (8000 ns).
---

diff --git a/comedi/drivers/amplc_pci230.c b/comedi/drivers/amplc_pci230.c
index 05853173..e91c716f 100644
--- a/comedi/drivers/amplc_pci230.c
+++ b/comedi/drivers/amplc_pci230.c
@@ -877,7 +877,7 @@ static int pci230_ao_cmdtest(comedi_device * dev, comedi_subdevice * s,
 		cmd->start_arg = 0;
 		err++;
 	}
-#define MAX_SPEED_AO	3200	/* 3200ns => 312.5kHz */
+#define MAX_SPEED_AO	8000	/* 8000 ns => 125 kHz */
 #define MIN_SPEED_AO	4294967295u	/* 4294967295ns = 4.29s */
 			/*- Comedi limit due to unsigned int cmd.  Driver limit
 			 * = 2^16 (16bit * counter) * 1000000ns (1kHz onboard