Simple USBHost library for Nucleo F446RE/F411RE/F401RE FRDM-KL46Z/KL25Z/F64F LPC4088/LPC1768

Dependencies:   FATFileSystem

Dependents:   F401RE-BTstack_example F401RE-USBHostMSD_HelloWorld

Fork of KL46Z-USBHost by Norimasa Okamoto

簡易USBホストライブラリです。
official-USBHostの下位互換で対応プログラムを僅かな修正で動かすことが出来ます。

Platforms

  • Nucleo F446RE
  • Nucleo F411RE
  • Nucleo F401RE
  • FRDM-K64F
  • FRDM-KL46Z
  • FRDM-KL25Z
  • LPC4088
  • LPC1768

Nucleo F446RE/F411RE/F401REのUSB接続方法

ST morphoUSB
U5V (CN10-8)VBUS (1 RED)
PA11 (CN10-14)DM  (2 WHITE)
PA12 (CN10-12)DP  (3 GREEN)
GND (CN10-20)GND (4 BLACK)

Examples

Import programF446RE-USBHostMouse_HelloWorld

USBHostMouse Hello World for ST-Nucleo-F446RE

Import programF401RE-USBHostMSD_HelloWorld

Simple USBHost MSD(USB flash drive) for Nucleo F401RE/FRDM-KL46Z test program

Import programF401RE-USBHostC270_example

Simple USBHost WebCam test program

Import programK64F_USBHostC270_example

Simple USBHost C270 example

Import programF401RE-BTstack_example

BTstack for Nucleo F401RE/FRDM-KL46Z example program

Import programUSBHostRSSI_example

Bluetooth device discovery example program.

Import programKL46Z-USBHostGPS_HelloWorld

Simple USBHost GPS Dongle Receiver for FRDM-KL46Z test program

Revision:
8:6463cd1964c0
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/USBHostGPS/USBHostGPS.cpp	Fri Jan 31 13:45:07 2014 +0000
@@ -0,0 +1,100 @@
+#include "USBHostGPS.h"
+
+#ifdef _USB_DBG
+#define USB_DBG(...) do{fprintf(stderr,"[%s@%d] ",__PRETTY_FUNCTION__,__LINE__);fprintf(stderr,__VA_ARGS__);fprintf(stderr,"\n");} while(0);
+#define USB_DBG2(...) do{fprintf(stderr,"[%s@%d] ",__PRETTY_FUNCTION__,__LINE__);fprintf(stderr,__VA_ARGS__);fprintf(stderr,"\n");} while(0);
+#define USB_DBG_HEX(A,B) debug_hex(A,B)
+void debug_hex(uint8_t* buf, int size);
+#else
+#define USB_DBG(...) while(0)
+#define USB_DBG2(...) while(0)
+#define USB_DBG_HEX(A,B) while(0)
+#endif
+
+#define USB_TEST_ASSERT(A) while(!(A)){fprintf(stderr,"\n\n%s@%d %s ASSERT!\n\n",__PRETTY_FUNCTION__,__LINE__,#A);exit(1);};
+#define USB_TEST_ASSERT_FALSE(A) USB_TEST_ASSERT(!(A))
+
+#define USB_INFO(...) do{fprintf(stderr,__VA_ARGS__);}while(0);
+
+
+USBHostGPS::USBHostGPS(int baud_)
+{
+    host = USBHost::getHostInst();
+    init();
+    baud = baud_;
+}
+
+void USBHostGPS::init() {
+    dev = NULL;
+    bulk_in = NULL;
+    onUpdate = NULL;
+    dev_connected = false;
+    gps_device_found = false;
+    gps_intf = -1;
+}
+
+bool USBHostGPS::connected() {
+    return dev_connected;
+}
+
+bool USBHostGPS::connect() {
+
+    if (dev_connected) {
+        return true;
+    }
+    
+    for (uint8_t i = 0; i < MAX_DEVICE_CONNECTED; i++) {
+        if ((dev = host->getDevice(i)) != NULL) {
+            if(host->enumerate(dev, this)) {
+                break;
+            }
+            if (gps_device_found) {
+                bulk_in = dev->getEndpoint(gps_intf, BULK_ENDPOINT, IN);
+                USB_TEST_ASSERT(bulk_in);
+                // stop bit = 1, parity = none, 8bit
+                uint8_t data[] = {baud&0xff, baud>>8, baud>>16, baud>>24, 0x00, 0x00, 0x08};
+                USB_TYPE rc = host->controlWrite(dev, 0x21, PL2303_SET_LINE_CODING, 0, 0, data, sizeof(data));
+                USB_TEST_ASSERT(rc == USB_TYPE_OK);
+                USB_INFO("New GPS device: VID:%04x PID:%04x [dev: %p - intf: %d]\n", dev->getVid(), dev->getPid(), dev, gps_intf);
+                dev_connected = true;
+                return true;
+            }
+        }
+    }
+    init();
+    return false;
+}
+
+/*virtual*/ void USBHostGPS::setVidPid(uint16_t vid, uint16_t pid)
+{
+    USB_DBG("vid:%04x pid:%04x", vid, pid);
+    if (pid == 0x2303) {
+        gps_device_found = true;
+    }
+}
+
+/*virtual*/ bool USBHostGPS::parseInterface(uint8_t intf_nb, uint8_t intf_class, uint8_t intf_subclass, uint8_t intf_protocol) //Must return true if the interface should be parsed
+{
+    USB_DBG("intf: %d class: %02x %02x %02x", intf_nb, intf_class, intf_subclass, intf_protocol);
+    if (gps_device_found) {
+        if (gps_intf == -1) {
+            gps_intf = intf_nb;
+            return true;
+        }
+    }    
+    return false;
+}
+
+/*virtual*/ bool USBHostGPS::useEndpoint(uint8_t intf_nb, ENDPOINT_TYPE type, ENDPOINT_DIRECTION dir) //Must return true if the endpoint will be used
+{
+    USB_DBG("intf_nb=%d type=%d dir=%d", intf_nb, type, dir);
+    if (gps_device_found) {
+        if (intf_nb == gps_intf) {
+            if (type == BULK_ENDPOINT && dir == IN) {
+                return true;
+            }
+        }
+    }
+    return false;
+}
+