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Dependencies:   FatFileSystem TB6612FNG2 mbed

usb/UsbBaseClass.cpp@0:de03cbbcd0ff, 2015-11-30 (annotated)

Committer:
mbed_Cookbook_SE
Date:
Mon Nov 30 09:32:15 2015 +0000
Revision:
0:de03cbbcd0ff
??

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_Cookbook_SE 0:de03cbbcd0ff 1 #include "UsbBaseClass.h"
mbed_Cookbook_SE 0:de03cbbcd0ff 2 //#define __DEBUG
mbed_Cookbook_SE 0:de03cbbcd0ff 3 #include "mydbg.h"
mbed_Cookbook_SE 0:de03cbbcd0ff 4
mbed_Cookbook_SE 0:de03cbbcd0ff 5 UsbBaseClass::UsbBaseClass()
mbed_Cookbook_SE 0:de03cbbcd0ff 6 {
mbed_Cookbook_SE 0:de03cbbcd0ff 7 if (m_pHost == NULL) {
mbed_Cookbook_SE 0:de03cbbcd0ff 8 m_pHost = new UsbHostMgr;
mbed_Cookbook_SE 0:de03cbbcd0ff 9 DBG_ASSERT(m_pHost);
mbed_Cookbook_SE 0:de03cbbcd0ff 10 m_pHost->init();
mbed_Cookbook_SE 0:de03cbbcd0ff 11 }
mbed_Cookbook_SE 0:de03cbbcd0ff 12 DBG("m_pHost=%p\n", m_pHost);
mbed_Cookbook_SE 0:de03cbbcd0ff 13 }
mbed_Cookbook_SE 0:de03cbbcd0ff 14
mbed_Cookbook_SE 0:de03cbbcd0ff 15 UsbErr UsbBaseClass::Usb_poll(int timeout, int timeout2)
mbed_Cookbook_SE 0:de03cbbcd0ff 16 {
mbed_Cookbook_SE 0:de03cbbcd0ff 17 DBG("%p %d %d\n", this, timeout, timeout2);
mbed_Cookbook_SE 0:de03cbbcd0ff 18 Timer t;
mbed_Cookbook_SE 0:de03cbbcd0ff 19 t.reset();
mbed_Cookbook_SE 0:de03cbbcd0ff 20 t.start();
mbed_Cookbook_SE 0:de03cbbcd0ff 21 Timer t2;
mbed_Cookbook_SE 0:de03cbbcd0ff 22 t2.reset();
mbed_Cookbook_SE 0:de03cbbcd0ff 23 t2.start();
mbed_Cookbook_SE 0:de03cbbcd0ff 24 while(t.read_ms() < timeout) {
mbed_Cookbook_SE 0:de03cbbcd0ff 25 UsbErr rc = m_pHost->poll();
mbed_Cookbook_SE 0:de03cbbcd0ff 26 if (rc == USBERR_PROCESSING) {
mbed_Cookbook_SE 0:de03cbbcd0ff 27 t2.reset();
mbed_Cookbook_SE 0:de03cbbcd0ff 28 }
mbed_Cookbook_SE 0:de03cbbcd0ff 29 if (t2.read_ms() > timeout2) {
mbed_Cookbook_SE 0:de03cbbcd0ff 30 DBG("%p t=%d\n", this, t.read_ms());
mbed_Cookbook_SE 0:de03cbbcd0ff 31 return USBERR_OK;
mbed_Cookbook_SE 0:de03cbbcd0ff 32 }
mbed_Cookbook_SE 0:de03cbbcd0ff 33 wait_ms(50);
mbed_Cookbook_SE 0:de03cbbcd0ff 34 }
mbed_Cookbook_SE 0:de03cbbcd0ff 35 return USBERR_PROCESSING;
mbed_Cookbook_SE 0:de03cbbcd0ff 36 }
mbed_Cookbook_SE 0:de03cbbcd0ff 37
mbed_Cookbook_SE 0:de03cbbcd0ff 38 UsbHostMgr* UsbBaseClass::m_pHost = NULL;