From c06adec48bc051eae187803450cc1fbbe5aed913 Mon Sep 17 00:00:00 2001
From: Micah Elizabeth Scott <micah@scanlime.org>
Date: Sun, 6 Oct 2013 11:44:00 -0700
Subject: [PATCH] serial_passthrough: Default to 115k baud
---
testjig/serial_passthrough/serial_passthrough.ino | 12 ++++++++----
1 file changed, 8 insertions(+), 4 deletions(-)
diff --git a/testjig/serial_passthrough/serial_passthrough.ino b/testjig/serial_passthrough/serial_passthrough.ino
index d57de78..6742568 100644
--- a/testjig/serial_passthrough/serial_passthrough.ino
+++ b/testjig/serial_passthrough/serial_passthrough.ino
@@ -2,7 +2,7 @@
* Serial pass-through adapter.
*
* This bridges the Teensy's USB serial port to the Fadecandy board's serial
- * interface at 9600 baud. When the green button is held, we implement a simple
+ * interface at 115200 baud. When the green button is held, we implement a simple
* serial port loopback which will put the Fadecandy into bootloader mode.
*/
@@ -13,11 +13,13 @@ const unsigned ledPin = 13;
HardwareSerial Uart = HardwareSerial();
+#define BAUD 115200
+
void setup()
{
pinMode(ledPin, OUTPUT);
pinMode(buttonPin, INPUT_PULLUP);
- Serial.begin(9600);
+ Serial.begin(BAUD);
}
void passthroughMode()
@@ -26,7 +28,9 @@ void passthroughMode()
pinMode(txPin, OUTPUT);
digitalWrite(ledPin, HIGH);
- // Input-to-output latency must be less than one character for the bootloader to detect this.
+ // This is only slow 9600 baud, but input-to-output latency must be less
+ // than one character for the bootloader to detect the loopback.
+
while (digitalRead(buttonPin) == LOW) {
digitalWrite(txPin, digitalRead(rxPin));
}
@@ -36,7 +40,7 @@ void passthroughMode()
void loopbackMode()
{
- Uart.begin(9600);
+ Uart.begin(BAUD);
while (digitalRead(buttonPin) == HIGH) {
if (Serial.available()) {
--
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