Revision: 1120
Author: [email protected]
Date: Fri Jul 24 06:49:23 2009
Log: handle RS-232 break signal (don't block host application)
http://code.google.com/p/jallib/source/detail?r=1120
Modified:
/trunk/include/peripheral/usb/usb_drv_cdc_class.jal
=======================================
--- /trunk/include/peripheral/usb/usb_drv_cdc_class.jal Wed May 13 11:37:28
2009
+++ /trunk/include/peripheral/usb/usb_drv_cdc_class.jal Fri Jul 24 06:49:23
2009
@@ -23,8 +23,6 @@
--
--
-var volatile byte tmp_cdc[7] at 0x700
-
if defined( USB_CDC_DEBUG ) == false then
const bit USB_CDC_DEBUG = false
end if
@@ -96,6 +94,16 @@
var byte valbt[2] at usb_sdp_value
case (req01) of
+ USB_REQ_SEND_BREAK:
+ block
+ if USB_CDC_DEBUG > 0 then
+ const byte str[] = " SET_BREAK "
+ print_string(serial_hw_data,str)
+ end if
+ -- no data, so just ack the status
+ usb_control_mode = USB_CM_CTRL_WRITE_SENDING_STATUS
+ usb_send_status_ack()
+ end block
USB_REQ_SET_LINE_CODING:
block
-- we now expect the line coding to arrive in the data
stage
@@ -105,12 +113,7 @@
print_string(serial_hw_data,str)
end if
-var byte idx
- var byte bd0_out_buffer[8] at USB_EP0_OUT_ADDR
-for 7 using idx loop
-tmp_cdc[idx ] = bd0_out_buffer[idx]
-end loop
-
+ var byte bd0_out_buffer[8] at USB_EP0_OUT_ADDR
usb_control_mode = USB_CM_CTRL_WRITE_DATA_STAGE_CLASS
end block
USB_REQ_GET_LINE_CODING:
@@ -149,8 +152,6 @@
end block
-
-
USB_REQ_SET_CONTROL_LINE_STATE:
block
if USB_CDC_DEBUG > 0 then
--~--~---------~--~----~------------~-------~--~----~
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