Various cleanup

include/application.h

@@ -211,20 +211,9 @@
     #define APP_ENABLE_UART1            0  // A
     #define APP_ENABLE_UART2            0  // B
     #define APP_ENABLE_UART3            1  // Backchannel
-    #define APP_ENABLE_UART4            0
-    #define APP_ENABLE_UART5            0
-    #define APP_ENABLE_UART7            0
-    #define APP_ENABLE_UART8            0
     #define APP_ENABLE_UART6            0  // lp
 
-    #define APP_ENABLE_UART             (APP_ENABLE_UART1 + APP_ENABLE_UART2 + APP_ENABLE_UART3 + APP_ENABLE_UART4 + APP_ENABLE_UART5 + APP_ENABLE_UART7 + APP_ENABLE_UART8 + APP_ENABLE_UART6)
-
-    #define APP_ENABLE_UART3_PT         0
-    #define uC_UART3_PT_INFNUM          0
-    #define uC_UART3_INTFNUM            0
-    #define uC_UART3_BAUD               1000000
-    #define uC_UART3_TXBUF_LEN          255
-    #define uC_UART3_RXBUF_LEN          255
+    #define uC_UART3_BAUD               1000000 
 /**@}*/ 
 
 /**
@@ -309,6 +298,15 @@
     #define APP_PRIF_INTFNUM            0
 /**@}*/ 
 
+/**
+ * @name Application Bulk Interface Configuration
+ */
+/**@{*/   
+    #define APP_ENABLE_BULKIF           0
+    #define APP_BULKIF_TYPE             EBS_INTF_UART
+    #define APP_BULKIF_INTFNUM          0
+/**@}*/ 
+
 /**
  * @name Application Backchannel Interface Configuration
  */
@@ -318,7 +316,7 @@
     #define APP_BCIF_INTFNUM            0
 /**@}*/ 
 
-/**
+/** 
  * @name Application DMA Configuration
  */
 /**@{*/   
@@ -353,7 +351,7 @@
     #define APP_ENABLE_DMA2_CH9         0
     #define APP_ENABLE_DMA2_CH10        0
     #define APP_ENABLE_DMA2_CH11        0  
-    #define APP_ENABLE_DMA2_CH12        1
+    #define APP_ENABLE_DMA2_CH12        1       
     #define APP_ENABLE_DMA2_CH13        0
     #define APP_ENABLE_DMA2_CH14        0
     #define APP_ENABLE_DMA2_CH15        0
@@ -375,15 +373,30 @@
     #define ERROR_POLARITY              1
 
     // button appears to be broken. unclear if it is a 
-    // hardware or software issue.
+    // hardware or software issue.  
     #define APP_ENABLE_BUTTON           0
 /**@}*/
 
+/**
+ * @name Application Debug Configuration
+ */
+/**@{*/   
+    #define APP_ENABLE_DEBUG                 1
+
+    #if APP_ENABLE_BCIF
+        #define DEBUG_TRANSPORT_INTFNUM      APP_BCIF_INTFNUM
+        #define DEBUG_TRANSPORT_TYPE         APP_BCIF_TYPE
+    #elif APP_ENABLE_PRIF
+        #define DEBUG_TRANSPORT_INTFNUM      APP_PRIF_INTFNUM
+        #define DEBUG_TRANSPORT_TYPE         APP_PRIF_TYPE      
+    #endif
+/**@}*/
+
 /**
  * @name Application Modbus Configuration
  */
 /**@{*/   
-    #define APP_ENABLE_MODBUS           1
+    #define APP_ENABLE_MODBUS           0
 
     #if APP_ENABLE_PRIF
         #define MODBUS_TRANSPORT_INTFNUM     APP_PRIF_INTFNUM

platformio.ini

@@ -23,9 +23,10 @@ build_flags =
     -I lib/tinyusb/src
     -I lib/hal/src
 	-fdata-sections -ffunction-sections
+   	-fno-builtin-printf -fno-builtin-sprintf
     -fstack-usage -mthumb -Wl,--gc-sections
     -mfpu=fpv5-d16
-    -std=gnu++11 -Wall -O1
+    -std=gnu++11 -Wall -O1  
 build_unflags = 
     -Os
 board_build.ldscript = src/cubemx/STM32H7S3L8HX_FLASH.ld
@@ -37,6 +38,7 @@ lib_deps =
     ebs-modbus
     https://github.com/ebs-universe/piolib-task-blink.git
     https://github.com/ebs-universe/tinyusb.git
+monitor_speed = 1000000
 
 [env:dev]
 board = nucleo_h7s3l8

src/demos/itcm_demo.c

@@ -4,7 +4,7 @@
 #pragma GCC push_options
 #pragma GCC optimize("O0")
 __attribute__((section(".itcm")))
-void itcm_test(void) {
+void itcm_demo(void) {
   gpio_set_output_high(GPIO_LED_GREEN);
 }
 #pragma GCC pop_options

src/demos/itcm_demo.h

@@ -1,3 +1,3 @@
 
 
-void itcm_test(void);
+void itcm_demo(void);

src/demos/uart_demo.c

@@ -0,0 +1,31 @@
+
+
+#include <time/cron.h>
+#include <hal/uc.h>
+
+
+cron_job_t uart_bare_job;
+tm_system_t uart_bare_start;
+tm_sdelta_t uart_bare_period = 100;
+
+
+void uart_bare_send(void) {
+    if (*(HAL_SFR_t *)(uart_if[DEBUG_TRANSPORT_INTFNUM]->hwif->base + OFS_UART_ISR) & USART_ISR_TXE_TXFNF) {
+            uart_putc_bare(DEBUG_TRANSPORT_INTFNUM, 'a');
+    }
+}
+
+void uart_buffered_send(void) {
+    if (uart_reqlock(DEBUG_TRANSPORT_INTFNUM, 1, 0x00)){
+        uart_putc(DEBUG_TRANSPORT_INTFNUM, 'a', 0x00, 0x00);
+    } else {
+        uart_send_trigger(DEBUG_TRANSPORT_INTFNUM);
+    }
+}
+
+
+void start_uart_demo(void) {
+    uart_vprintf(DEBUG_TRANSPORT_INTFNUM, "UART example %d\n", 12);
+    tm_current_time(&uart_bare_start);
+    tm_cron_create_job_abs(&uart_bare_job, &uart_buffered_send, &uart_bare_start, &uart_bare_period);
+}

src/tasks/uart_bare.h → src/demos/uart_demo.h

@@ -3,4 +3,4 @@
 #include <time/cron.h>
 #include <iomap.h>
 
-void start_uart_bare_task(void);
+void start_uart_demo(void);

src/main.c

@@ -16,12 +16,12 @@
 #include <modbus/modbus.h>
 
 #include <blink.h>
-#include <tasks/uart_bare.h>
 #include <tasks/usb_task.h>
 
 #include <demos/itcm_demo.h>
 #include <demos/adc_demo.h>
 #include <demos/dma_demo.h>
+#include <demos/uart_demo.h>
 
 ucdm_addr_t next_address;
 
@@ -129,14 +129,13 @@ int main(void) {
   ucdm_addr_t ucdm_address = 1;
   ucdm_address = setup_system(ucdm_address);
   ucdm_address = setup_application(ucdm_address);
-  // start_uart_bare_task();
-
-  // itcm_test();
 
+  // itcm_demo();
+  start_uart_demo();
   // setup_dma_demo();
   setup_adc_demo();
   timer_set_mode(uC_TIM15_INTFNUM, TIMER_MODE_PERIODIC);
-    
+
   while (1)
   {
     #if APP_ENABLE_TIME_CRON