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Modified uart test to test for data reflection.

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The test is indicating if the same data it sends out is received by
switching on red or green leds on/off. The test can be easily performed
by connecting a loopback connector to the uart connectors.
This commit is contained in:
Piotr Esden-Tempski
2010-10-04 20:54:00 +00:00
parent 296beea19a
commit 795f61c8fb
1 changed files with 49 additions and 15 deletions
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sw/airborne/lisa/test_uart.c
+49 -15
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@@ -51,21 +51,55 @@ static inline void main_init( void ) {
}
static inline void main_periodic( void ) {
uart1_transmit('a');
uart1_transmit('b');
uart1_transmit('c');
uart1_transmit('\r');
uart1_transmit('\n');
uart2_transmit('d');
uart2_transmit('e');
uart2_transmit('f');
uart2_transmit('\r');
uart2_transmit('\n');
uart3_transmit('g');
uart3_transmit('h');
uart3_transmit('i');
uart3_transmit('\r');
uart3_transmit('\n');
char ch;
Uart1Transmit('a');
Uart2Transmit('b');
Uart3Transmit('c');
if (Uart1ChAvailable()) {
ch = Uart1Getch();
if (ch == 'a') {
LED_OFF(0);
LED_ON(1);
} else {
LED_ON(0);
LED_ON(1);
}
} else {
LED_ON(0);
LED_OFF(1);
}
if (Uart2ChAvailable()) {
ch = Uart2Getch();
if (ch == 'b') {
LED_OFF(2);
LED_ON(3);
} else {
LED_ON(2);
LED_ON(3);
}
} else {
LED_ON(2);
LED_OFF(3);
}
if (Uart3ChAvailable()) {
ch = Uart3Getch();
if (ch == 'c') {
LED_OFF(4);
LED_ON(5);
} else {
LED_ON(4);
LED_ON(5);
}
} else {
LED_ON(4);
LED_OFF(5);
}
LED_PERIODIC();
}