From: Uwe Hermann <redacted>
Date: Sat, 8 Apr 2017 14:39:07 +0000 (+0200)
Subject: scopes: Factor out TOGGLE_CALIBRATION_PIN().
X-Git-Tag: sigrok-firmware-fx2lafw-0.1.6~24
X-Git-Url: http://sigrok.org/gitweb/?p=sigrok-firmware-fx2lafw.git;a=commitdiff_plain;h=e583c3fcd0bd1e4a44846fba5e80bbea1ff215a2

scopes: Factor out TOGGLE_CALIBRATION_PIN().
---

diff --git a/hantek_6022be.c b/hantek_6022be.c
index 84e37876..4dc34f2b 100644
--- a/hantek_6022be.c
+++ b/hantek_6022be.c
@@ -26,6 +26,9 @@
 
 #define SET_ANALOG_MODE()
 
+/* Toggle the 1kHz calibration pin, only accurate up to ca. 8MHz. */
+#define TOGGLE_CALIBRATION_PIN() PA7 = !PA7
+
 /* Change to support as many interfaces as you need. */
 static BYTE altiface = 0;
 
@@ -68,8 +71,7 @@ void suspend_isr(void) __interrupt SUSPEND_ISR
 
 void timer2_isr(void) __interrupt TF2_ISR
 {
-	/* Toggle the 1kHz calibration pin, only accurate up to ca. 8MHz. */
-	PA7 = !PA7;
+	TOGGLE_CALIBRATION_PIN();
 
 	if (ledcounter) {
 		if (--ledcounter == 0) {
diff --git a/hantek_6022bl.c b/hantek_6022bl.c
index a380ad08..4920047c 100644
--- a/hantek_6022bl.c
+++ b/hantek_6022bl.c
@@ -26,6 +26,9 @@
 
 #define SET_ANALOG_MODE() PA7 = 1
 
+/* Toggle the 1kHz calibration pin, only accurate up to ca. 8MHz. */
+#define TOGGLE_CALIBRATION_PIN() PC2 = !PC2
+
 /* Change to support as many interfaces as you need. */
 static BYTE altiface = 0;
 
@@ -68,8 +71,7 @@ void suspend_isr(void) __interrupt SUSPEND_ISR
 
 void timer2_isr(void) __interrupt TF2_ISR
 {
-	/* Toggle the 1kHz calibration pin, only accurate up to ca. 8MHz. */
-	PC2 = !PC2;
+	TOGGLE_CALIBRATION_PIN();
 
 	if (ledcounter) {
 		if (--ledcounter == 0) {
diff --git a/sainsmart_dds120.c b/sainsmart_dds120.c
index 26d09971..a4591961 100644
--- a/sainsmart_dds120.c
+++ b/sainsmart_dds120.c
@@ -26,6 +26,10 @@
 
 #define SET_ANALOG_MODE() PA7 = 1
 
+/* Toggle the 1kHz calibration pin, only accurate up to ca. 8MHz. */
+/* Note: There's no PE2 as IOE is not bit-addressable (see TRM 15.2). */
+#define TOGGLE_CALIBRATION_PIN() IOE = IOE ^ 0x04
+
 /* Change to support as many interfaces as you need. */
 static BYTE altiface = 0;
 
@@ -66,8 +70,8 @@ void suspend_isr(void) __interrupt SUSPEND_ISR
 
 void timer2_isr(void) __interrupt TF2_ISR
 {
-	/* Toggle the 1kHz calibration pin, only accurate up to ca. 8MHz. */
-	IOE = IOE^0x04;
+	TOGGLE_CALIBRATION_PIN();
+
 	TF2 = 0;
 }