From: ian <ian>
Date: Sat, 17 May 2008 13:58:06 +0000 (+0000)
Subject: extend comment re pin[lat]_... macros
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ijackson/git?a=commitdiff_plain;h=617a2b6d36e9287de728d0ff8dff023d1b189cb8;p=trains.git

extend comment re pin[lat]_... macros
---

diff --git a/detpic/common.inc b/detpic/common.inc
index c92abfa..bcae285 100644
--- a/detpic/common.inc
+++ b/detpic/common.inc
@@ -343,15 +343,20 @@ p0_booster_pwm		equ	1c
 ;  PORT*		may be read, see below
 ;  everything else	untouched
 ;
-;			LAT*<bit>	TRIS*<bit>	PORT*
-;  pin_z		untouched	set		untouched
-;  pin_h		set		cleared		untouched
-;  pin_l		cleared		cleared		untouched
-;  pin_nz		untouched	cleared		untouched
-;  pin_vh		set		untouched	untouched
-;  pin_vl		cleared		untouched	untouched
-;  pin_ifh		untouched	untouched	read
-;  pin_ifl		untouched	untouched	read
+;			LAT*<bit>	TRIS*<bit>	PORT*	W
+;  pin_z		-		set		-	-
+;  pin_h		set		cleared		-	-
+;  pin_l		cleared		cleared		-	-
+;  pin_nz		-		cleared		-	-
+;  pin_vh		set		-		-	-
+;  pin_vl		cleared		-		-	-
+;  pin_vhl		toggled		-		-	-
+;  pin_ifh		-		-		read	-
+;  pin_ifl		-		-		read	-
+;  pinlat_ifh		read		-		-	-
+;  pinlat_ifl		read		-		-	-
+;  pin_inw_ifh		-		-		-	read
+;  pin_inw_ifl		-		-		-	read
 
 pin_z	macro	pinspec
 	bs_f	TRISA + (TRISB-TRISA)*((pinspec-0xa) & 15), pinspec >> 4
@@ -399,7 +404,7 @@ pinlat_ifh macro	pinspec
 	bt_f_if1 LATA + (LATB-LATA)*((pinspec-0xa) & 15), pinspec >> 4
 	endm
 
-pinlat_ifl	macro	pinspec
+pinlat_ifl macro	pinspec
 	bt_f_if0 LATA + (LATB-LATA)*((pinspec-0xa) & 15), pinspec >> 4
 	endm
 
@@ -407,7 +412,7 @@ pin_inw_ifh macro	pinspec
 	bt_w_if1 pinspec >> 4
 	endm
 
-pin_inw_ifl	macro	pinspec
+pin_inw_ifl macro	pinspec
 	bt_w_if0 pinspec >> 4
 	endm