Diff: USBCDCMSC.cpp

Revision:

2:8f01347859d0

Parent:

1:0c31d9b30900

Child:

3:178491b4d4f3

--- a/USBCDCMSC.cpp	Tue Apr 21 16:42:12 2015 +0000
+++ b/USBCDCMSC.cpp	Wed Apr 22 04:54:29 2015 +0000
@@ -162,6 +162,33 @@
     return true;
 }
 
+void USBCDCMSC::USBCallback_requestCompleted(uint8_t *buf, uint32_t length) {
+    // Request of setting line coding has 7 bytes
+    if (length != 7) {
+        return;
+    }
+
+    CONTROL_TRANSFER * transfer = getTransferPtr();
+
+    /* Process class-specific requests */
+    if (transfer->setup.bmRequestType.Type == CLASS_TYPE) {
+        if (transfer->setup.bRequest == CDC_SET_LINE_CODING) {
+            if (memcmp(cdc_line_coding, buf, 7)) {
+                memcpy(cdc_line_coding, buf, 7);
+
+                int baud = buf[0] + (buf[1] << 8)
+                         + (buf[2] << 16) + (buf[3] << 24);
+                int stop = buf[4];
+                int bits = buf[6];
+                int parity = buf[5];
+
+                lineCodingChanged(baud, bits, parity, stop);
+            }
+        }
+    }
+}
+
+
 bool USBCDCMSC::send(uint8_t * buffer, uint16_t size) {
     return USBDevice::write(EPBULK_IN, buffer, size, MAX_CDC_REPORT_SIZE);
 }