[sw] updated UART init function call (added no-parity configuration; all examples + bootloader still use 8N1 uart configuration)

sw/bootloader/bootloader.c

@@ -6,7 +6,7 @@
 // # ********************************************************************************************* #
 // # Boot from (internal) instruction memory, UART or SPI Flash.                                   #
 // #                                                                                               #
-// # UART configuration: 8 data bits, no parity bit, 1 stop bit, 19200 baud                        #
+// # UART configuration: 8 data bits, NO parity bit, 1 stop bit, 19200 baud (19200-8N1)            #
 // # Boot Flash: 8-bit SPI, 24-bit addresses (like Micron N25Q032A) @ neorv32.spi_csn_o(0)         #
 // # neorv32.gpio_o(0) is used as high-active status LED (can be disabled via #STATUS_LED_EN).     #
 // #                                                                                               #
@@ -220,8 +220,8 @@ int main(void) {
     neorv32_gpio_port_set(1 << STATUS_LED);
   }
 
-  // init UART (no interrupts)
-  neorv32_uart_setup(BAUD_RATE, 0, 0);
+  // init UART (no parity bit, no interrupts)
+  neorv32_uart_setup(BAUD_RATE, 0, 0, 0);
 
   // Configure machine system timer interrupt for ~2Hz
   neorv32_mtime_set_timecmp(neorv32_mtime_get_time() + (clock_speed/4));

sw/example/blink_led/main.c

@@ -73,8 +73,8 @@ void blink_led_c(void);
  **************************************************************************/
 int main() {
 
-  // init UART at default baud rate, no rx interrupt, no tx interrupt
-  neorv32_uart_setup(BAUD_RATE, 0, 0);
+  // init UART at default baud rate, no parity bits, no rx interrupt, no tx interrupt
+  neorv32_uart_setup(BAUD_RATE, 0b00, 0, 0);
 
   // check if GPIO unit is implemented at all
   if (neorv32_gpio_available() == 0) {

sw/example/coremark/core_portme.c

@@ -145,7 +145,7 @@ portable_init(core_portable *p, int *argc, char *argv[])
   /* NEORV32-specific */
   neorv32_cpu_dint(); // no interrupt, thanks
   neorv32_rte_setup(); // capture all exceptions and give debug information
-  neorv32_uart_setup(BAUD_RATE, 0, 0); // setup UART
+  neorv32_uart_setup(BAUD_RATE, 0b00, 0, 0); // init UART at default baud rate, no parity bits, no rx interrupt, no tx interrupt
 
 
 // Disable coremark compilation by default

sw/example/cpu_test/main.c

@@ -131,8 +131,8 @@ int main() {
   } cpu_systime;
 
 
-  // init UART at default baud rate, no rx interrupt, no tx interrupt
-  neorv32_uart_setup(BAUD_RATE, 0, 0);
+  // init UART at default baud rate, no parity bits, no rx interrupt, no tx interrupt
+  neorv32_uart_setup(BAUD_RATE, 0b00, 0, 0);
 
 // Disable cpu_test compilation by default
 #ifndef RUN_CPUTEST

sw/example/demo_freeRTOS/main.c

@@ -127,8 +127,8 @@ static void prvSetupHardware( void )
   // clear GPIO.out port
   neorv32_gpio_port_set(0);
 
-  // configure UART for default baud rate, no rx interrupt, no tx interrupt
-  neorv32_uart_setup(BAUD_RATE, 0, 0);
+  // init UART at default baud rate, no parity bits, no rx interrupt, no tx interrupt
+  neorv32_uart_setup(BAUD_RATE, 0b00, 0, 0);
 }
 
 /*-----------------------------------------------------------*/
@@ -228,7 +228,8 @@ void SystemIrqHandler( uint32_t mcause )
 #include <neorv32.h>
 int main() {
 
-  neorv32_uart_setup(19200, 0, 0);
+  // init UART at default baud rate, no parity bits, no rx interrupt, no tx interrupt
+  neorv32_uart_setup(BAUD_RATE, 0b00, 0, 0);
   neorv32_uart_print("ERROR! FreeRTOS has not been compiled. Use >>make USER_FLAGS+=-DRUN_FREERTOS_DEMO clean_all exe<< to compile it.\n");
   return 0;
 }

sw/example/demo_gpio_irq/main.c

@@ -72,8 +72,8 @@ int main() {
   // setup run-time environment for interrupts and exceptions
   neorv32_rte_setup();
 
-  // init UART at default baud rate, no rx interrupt, no tx interrupt
-  neorv32_uart_setup(BAUD_RATE, 0, 0);
+  // init UART at default baud rate, no parity bits, no rx interrupt, no tx interrupt
+  neorv32_uart_setup(BAUD_RATE, 0b00, 0, 0);
 
 
   // check if GPIO unit is implemented at all

sw/example/demo_pwm/main.c

@@ -73,8 +73,8 @@ int main() {
   neorv32_rte_setup();
 
 
-  // init UART at default baud rate, no rx interrupt, no tx interrupt
-  neorv32_uart_setup(BAUD_RATE, 0, 0);
+  // init UART at default baud rate, no parity bits, no rx interrupt, no tx interrupt
+  neorv32_uart_setup(BAUD_RATE, 0b00, 0, 0);
 
   // say hello
   neorv32_uart_print("PWM demo program\n");

sw/example/demo_trng/main.c

@@ -79,8 +79,8 @@ int main(void) {
   neorv32_rte_setup();
 
 
-  // init UART at default baud rate, no rx interrupt, no tx interrupt
-  neorv32_uart_setup(BAUD_RATE, 0, 0);
+  // init UART at default baud rate, no parity bits, no rx interrupt, no tx interrupt
+  neorv32_uart_setup(BAUD_RATE, 0b00, 0, 0);
 
   // intro
   neorv32_uart_printf("\n--- TRNG Demo ---\n\n");

sw/example/demo_twi/main.c

@@ -83,8 +83,8 @@ int main() {
   neorv32_rte_setup();
 
 
-  // init UART at default baud rate, no rx interrupt, no tx interrupt
-  neorv32_uart_setup(BAUD_RATE, 0, 0);
+  // init UART at default baud rate, no parity bits, no rx interrupt, no tx interrupt
+  neorv32_uart_setup(BAUD_RATE, 0b00, 0, 0);
 
   // intro
   neorv32_uart_printf("\n--- TWI Bus Explorer ---\n\n");

sw/example/demo_wdt/main.c

@@ -76,8 +76,8 @@ int main() {
   neorv32_rte_setup();
 
 
-  // init UART at default baud rate, no rx interrupt, no tx interrupt
-  neorv32_uart_setup(BAUD_RATE, 0, 0);
+  // init UART at default baud rate, no parity bits, no rx interrupt, no tx interrupt
+  neorv32_uart_setup(BAUD_RATE, 0b00, 0, 0);
 
   // simple text output via UART (strings only)
   neorv32_uart_print("\nWatchdog system reset demo program\n\n");

sw/example/game_of_life/main.c

@@ -97,8 +97,8 @@ int main(void) {
   neorv32_rte_setup();
 
 
-  // init UART at default baud rate, no rx interrupt, no tx interrupt
-  neorv32_uart_setup(BAUD_RATE, 0, 0);
+  // init UART at default baud rate, no parity bits, no rx interrupt, no tx interrupt
+  neorv32_uart_setup(BAUD_RATE, 0b00, 0, 0);
 
 
   while (1) {

sw/example/hello_world/main.c

@@ -61,13 +61,13 @@
  **************************************************************************/
 int main() {
 
-  // init UART at default baud rate, no rx interrupt, no tx interrupt
-  neorv32_uart_setup(BAUD_RATE, 0, 0);
-
   // capture all exceptions and give debug info via UART
   // this is not required, but keeps us safe
   neorv32_rte_setup();
 
+  // init UART at default baud rate, no parity bits, no rx interrupt, no tx interrupt
+  neorv32_uart_setup(BAUD_RATE, 0b00, 0, 0);
+
   // print project logo via UART
   neorv32_rte_print_logo();
 

sw/example/hex_viewer/main.c

@@ -82,8 +82,8 @@ int main() {
   neorv32_rte_setup();
 
 
-  // init UART at default baud rate, no rx interrupt, no tx interrupt
-  neorv32_uart_setup(BAUD_RATE, 0, 0);
+  // init UART at default baud rate, no parity bits, no rx interrupt, no tx interrupt
+  neorv32_uart_setup(BAUD_RATE, 0b00, 0, 0);
 
   // intro
   neorv32_uart_printf("\n--- Hex Viewer ---\n\n");