update

main/main.c

@@ -1,9 +1,12 @@
+#include <ctype.h>
 #include <stdint.h>
 #include <stdio.h>
+#include <string.h>
 
 #include "driver/gpio.h"
 #include "drivers/fonts.h"
 #include "drivers/i2c.h"
+#include "drivers/sim800.h"
 #include "freertos/FreeRTOS.h"
 #include "freertos/task.h"
 
@@ -21,13 +24,19 @@
 #include "hal/gpio_types.h"
 #include "projdefs.h"
 
+char linebuf[1024];
+char *linebufPtr = linebuf;
+
 void app_main(void) {
+  memset(linebuf, 0, sizeof(linebuf));
   printf("boot\n");
   set_pin_dirs();
   battery_start_task();
   i2c_init(BUS_I2C_SDA, BUS_I2C_SCL);
 
   ws2812_init();
+  sim800_uart_init();
+  xTaskCreate(init_modem, "init_modem", 4096, NULL, 10, NULL);
   audio_i2s_init();
   vTaskDelay(pdMS_TO_TICKS(10));
   es8311_init();
@@ -66,13 +75,40 @@ void app_main(void) {
                        font5x7);
     while (tca8418_read(&key, &pressed)) {
 
+      char c = getKeyboardChar(key);
+
+      if (!pressed) {
+        if (isprint(c)) {
+          *(linebufPtr++) = c;
+        } else {
+          switch (c) {
+          case '\n':
+            sim800_tcp_send(linebuf, linebufPtr - linebuf);
+            linebufPtr = linebuf;
+            memset(linebuf, 0, sizeof(linebuf));
+            break;
+
+          case '\b':
+            if (linebufPtr > linebuf) {
+              *(linebufPtr--) = 0;
+            }
+          }
+        }
+        if (linebufPtr > linebuf + 1023) {
+          linebufPtr = linebuf + 1023;
+        }
+      }
+
+      /*
       snprintf(buf, sizeof(buf), "key=%c %s %d %s", getKeyboardChar(key),
                getKeyboardKeyName(key), key, pressed ? "pressed" : "released");
       printf("%s\n", buf);
 
-      st7789_draw_string(30, 30, buf, 0x07E0, 0x0000, true, fontHitachi);
-      audio_beep();
+      */
+
+      // audio_beep();
     }
+    st7789_draw_string(30, 30, linebuf, 0x07E0, 0x0000, true, fontHitachi);
 
     bmi270_data_t bmiData;
 
@@ -88,6 +124,8 @@ void app_main(void) {
     snprintf(buf, sizeof(buf), "BAT: %d%%(%.3fV)", getBatteryPercentage(),
              getBatteryVoltage());
     st7789_draw_string(140, 10, buf, 0x07E0, 0x0000, true, fontHitachi);
+
+    st7789_draw_string(30, 90, linebufIn, 0x07E0, 0x0000, true, fontHitachi);
     st7789_flush();
 
     vTaskDelay(pdMS_TO_TICKS(20)); // 50 fps max