Typos: acknowledgement -> acknowledgment signalling -> signaling

3 files changed, 9 insertions, 9 deletions

diff --git a/src/nmt/dsp.c b/src/nmt/dsp.c
index 4badbc9..df54894 100644
--- a/src/nmt/dsp.c
+++ b/src/nmt/dsp.c
@@ -31,9 +31,9 @@
 
 #define PI			M_PI
 
-/* signalling */
+/* signaling */
 #define COMPANDOR_0DB		32767	/* works quite well */
-#define TX_PEAK_FSK		10000.0	/* peak amplitude of signalling FSK */
+#define TX_PEAK_FSK		10000.0	/* peak amplitude of signaling FSK */
 #define TX_PEAK_SUPER		1000.0	/* peak amplitude of supervisory signal */
 #define BIT_RATE		1200	/* baud rate */
 #define STEPS_PER_BIT		10	/* step every 1/12000 sec */
@@ -43,7 +43,7 @@
 #define SUPER_DETECT_COUNT	4	/* number of measures to detect supervisory signal */
 #define MUTE_DURATION		0.280	/* a tiny bit more than two frames */
 
-/* two signalling tones */
+/* two signaling tones */
 static double fsk_bits[2] = {
 	1800.0,
 	1200.0,
diff --git a/src/nmt/frame.c b/src/nmt/frame.c
index e09b2a4..7125e72 100644
--- a/src/nmt/frame.c
+++ b/src/nmt/frame.c
@@ -215,14 +215,14 @@ static struct nmt_frame {
 	{ NMT_MESSAGE_6,	"JJJPJJJJJJJJJJJJ", MTX_TO_XX, 0,	"6",	"Idle frame" },
 	{ NMT_MESSAGE_7,	"NNNPYYCCCCCCCJJJ", MTX_TO_MS, 8,	"7",	"Authentication request" },
 	{ NMT_MESSAGE_8,	"NNNPYYMHHHHHHHWW", MTX_TO_MS, 1,	"8",	"A-subscriber number" },
-	{ NMT_MESSAGE_10a,	"NNNPZXXXXXXTJJJJ", MS_TO_MTX, 1,	"10a",	"Call acknowledgement from MS on calling channel (shortened frame)" },
+	{ NMT_MESSAGE_10a,	"NNNPZXXXXXXTJJJJ", MS_TO_MTX, 1,	"10a",	"Call acknowledgment from MS on calling channel (shortened frame)" },
 	{ NMT_MESSAGE_10b,	"NNNPZXXXXXXTYKKK", MS_TO_MTX, 1,	"10b",	"Seizure from ordinary MS and identity on traffic channel" },
 	{ NMT_MESSAGE_10c,	"NNNPZXXXXXXTYKKK", MS_TO_MTX, 6,	"10c",	"Seizure and identity from called MS on traffic channel" },
 	{ NMT_MESSAGE_11a,	"NNNPZXXXXXXTYKKK", MS_TO_MTX, 14,	"11a",	"Roaming updating seizure and identity on traffic channel" },
-	{ NMT_MESSAGE_11b,	"NNNPZXXXXXXTYKKK", MS_TO_MTX, 15,	"11b",	"Seizure and call achnowledgement on calling channel from MS with priority (shortened frame)" },
+	{ NMT_MESSAGE_11b,	"NNNPZXXXXXXTYKKK", MS_TO_MTX, 15,	"11b",	"Seizure and call achnowledgment on calling channel from MS with priority (shortened frame)" },
 	{ NMT_MESSAGE_12,	"NNNPZXXXXXXTYKKK", MS_TO_MTX, 11,	"12",	"Seizure from coin-box on traffic channel" },
 	{ NMT_MESSAGE_13a,	"NNNPZXXXXXXLLLLL", MS_TO_MTX, 8,	"13a",	"Line signal" },
-	{ NMT_MESSAGE_13b,	"NNNPZXXXXXXLLLQQ", MS_TO_MTX, 8,	"13b",	"Line signal: Answer acknowledgement from coin box" },
+	{ NMT_MESSAGE_13b,	"NNNPZXXXXXXLLLQQ", MS_TO_MTX, 8,	"13b",	"Line signal: Answer acknowledgment from coin box" },
 	{ NMT_MESSAGE_14a,	"NNNPZXXXXXXSSSSS", MS_TO_MTX, 7,	"14a",	"Digit signal (1st, 3rd, 5th ........digit)" },
 	{ NMT_MESSAGE_14b,	"NNNPZXXXXXXSSSSS", MS_TO_MTX, 7,	"14b",	"Digit signal (2nd, 4th, 6th ........digit)" },
 	{ NMT_MESSAGE_15,	"JJJPJJJJJJJJJJJJ", XX_TO_MTX, 0,	"15",	"Idle frame" },
@@ -383,7 +383,7 @@ static const char *param_line_signal(uint64_t value, int ndigits, enum nmt_direc
 			desc = "Clearing, release guard";
 			break;
 		case 2:
-			desc = "Answer acknowledgement, (coin-box)";
+			desc = "Answer acknowledgment, (coin-box)";
 			break;
 		case 5:
 			desc = "Register recall ";
diff --git a/src/nmt/nmt.c b/src/nmt/nmt.c
index 5bb3163..ec56c49 100644
--- a/src/nmt/nmt.c
+++ b/src/nmt/nmt.c
@@ -963,12 +963,12 @@ static void tx_mt_paging(nmt_t *nmt, frame_t *frame)
 static void rx_mt_paging(nmt_t *nmt, frame_t *frame)
 {
 	switch (frame->mt) {
-	case NMT_MESSAGE_10a: /* call acknowledgement */
+	case NMT_MESSAGE_10a: /* call acknowledgment */
 		if (!match_channel(nmt, frame))
 			break;
 		if (!match_subscriber(nmt, frame))
 			break;
-		PDEBUG(DNMT, DEBUG_INFO, "Received call acknowledgement on channel %d.\n", nmt->sender.kanal);
+		PDEBUG(DNMT, DEBUG_INFO, "Received call acknowledgment on channel %d.\n", nmt->sender.kanal);
 		nmt_new_state(nmt, STATE_MT_CHANNEL);
 		nmt->tx_frame_count = 0;
 		if (nmt->page_for_nmt) {