Diff: main.cpp

Revision:

14:7a4b0f9d1474

Parent:

13:fed6ff32bf5d

Child:

15:9801f08ce0ee

--- a/main.cpp	Thu Apr 13 15:03:15 2017 +0000
+++ b/main.cpp	Mon Nov 20 03:29:34 2017 +0000
@@ -1,130 +1,62 @@
 #include "mbed.h"
 #include "rtos.h"
-#include "USBSerial.h"
-#include "SerialInterface.h"
 
-#define UART_MAX_RESP_LENGTH  255
-#define UART_MAX_CMD_LENGTH  255
-#define USB_MAX_RESP_LENGTH  255
-#define USB_MAX_CMD_LENGTH  255
-
-// Virtual serial port over USB
-USBSerial microUSB;
-
-// Hardware serial port over DAPLink
-Serial daplink(P2_1, P2_0);
-
-// Serial Interfaces
-I2C i2c(P1_6, P1_7);
-SPI spi(P1_5, P1_6, P1_4);
-DigitalInOut gpio[] = {P0_0, P0_1, P0_2, P0_3, P4_4, P4_5, P4_6, P4_7};
-AnalogIn ain[] = {AIN_0, AIN_1, AIN_2, AIN_3, AIN_4, AIN_5, AIN_6, AIN_7};
-
-// Serial Interface Adapter
-SerialInterface serInt(i2c, spi, gpio, ain);
-
-// Threads
-Thread threadUSB;
-Thread threadUART;
-
-DigitalOut rLED(LED1);
-DigitalOut gLED(LED2);
-DigitalOut bLED(LED3);
-
-void usb_thread()
-{
-    char obuf[USB_MAX_RESP_LENGTH+1];
-    char ibuf[USB_MAX_CMD_LENGTH+1];
-    int i = 0;
-
-    microUSB.printf("micro USB serial port\r\n");
+#include "gpio_api.h"
+#include "max32625pico.h"
 
-    while(1) {
-        if (microUSB.readable()) {
-            ibuf[i]=microUSB.getc();
-            if (ibuf[i]!='\r') {
-                if (i < USB_MAX_CMD_LENGTH) {
-                    i += 1;
-                }
-            } else {
-                rLED = LED_ON;
-                if (i < USB_MAX_CMD_LENGTH) {
-                    ibuf[i]=0;
-//                    microUSB.printf("UART CMD:  %s=", ibuf);
-                    serInt.call(ibuf, obuf);
-                    microUSB.printf("%s\r\n", obuf);
-                } else {
-                    microUSB.printf("[-1]\r\n");
-                }
-                i=0;
-                rLED = LED_OFF;
-            }
-        }
-    }
-}
+// #define MAX_GPIO_API 1
+#define MAX_I2C_API 1
 
-void uart_thread()
-{
-    char obuf[UART_MAX_RESP_LENGTH+1];
-    char ibuf[UART_MAX_CMD_LENGTH+1];
-    int i = 0;
-
-    daplink.printf("daplink serial port\r\n");
+static DigitalOut rLED(LED1);
+static DigitalOut gLED(LED2);
+static DigitalOut bLED(LED3);
 
-    while(1) {
-        if (daplink.readable()) {
-            ibuf[i]=daplink.getc();
-            if (ibuf[i]!='\r') {
-                if (i < UART_MAX_CMD_LENGTH) {
-                    i += 1;
-                }
-            } else {
-                bLED = LED_ON;
-                if (i < UART_MAX_CMD_LENGTH) {
-                    ibuf[i]=0;
-//                    daplink.printf("UART CMD:  %s=", ibuf);
-                    serInt.call(ibuf, obuf);
-                    daplink.printf("%s\r\n", obuf);
-                } else {
-                    daplink.printf("[-1]\r\n");
-                }
-                i=0;
-                bLED = LED_OFF;
-            }
-        }
-    }
-}
-
-// main() runs in its own thread in the OS
-// (note the calls to Thread::wait below for delays)
 int main()
 {
     rLED = LED_ON;
     gLED = LED_ON;
     bLED = LED_OFF;
 
-/*  Board Initialization
- *  This is done automatically if you specify vio
- *  when you instantiate the MAX32630FTHR library
- */
-//    pegasus.init(MAX32630FTHR::VIO_3V3);
+    MAX32625PICO pico(
+        MAX32625PICO::IOH_3V3, MAX32625PICO::VIO_IOH, MAX32625PICO::VIO_IOH);
 
-//  Initialize primary SPI CS
-    gpio[0].write(1);
-    gpio[0].output();
+#ifdef MAX_GPIO_API
+    gpio_t gpio_p1_6;
+    gpio_t gpio_p1_7;
+    gpio_init(&gpio_p1_6, P1_6);
+    gpio_init(&gpio_p1_7, P1_7);
+    // gpio_api.c:104 sets the pin to MXC_V_GPIO_OUT_MODE_HIGH_Z_WEAK_PULLUP
+    pin_dir_mode(P1_6, PIN_INPUT, PullUp);
+    pin_dir_mode(P1_7, PIN_INPUT, PullUp);
+#else
+    DigitalInOut(P1_6, PIN_INPUT, PullUp, 1);
+    DigitalInOut(P1_7, PIN_INPUT, PullUp, 1);
+#endif
+
+    Thread::wait(15);
+
+#ifdef MAX_I2C_API
+    i2c_t i2c_o;
+    i2c_init(&i2c_o, P1_6, P1_7);
+#else
+    I2C i2c(P1_6, P1_7);
+#endif
 
     rLED = LED_OFF;
-
-// Start USB serial thread
-    threadUSB.start(usb_thread);
+    gLED = LED_OFF;
 
-// Start UART serial thread
-    threadUART.start(uart_thread);
-
-// Start main loop
+    char dbuf[32];
     while(1) {
-        Thread::wait(500);
-        gLED = !gLED;
+        Thread::wait(15);
+#ifdef MAX_I2C_API
+        if (i2c_read(&i2c_o, 0x55, dbuf, 8, 1) > 0) {
+#else
+        if (i2c.read(0x55, dbuf, 8) == 0) {
+#endif
+            gLED = !gLED;
+        } else {
+            rLED = !rLED;
+        }
     }
 }