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TASTE
uPython-mirror
Commits
b2269b61
Commit
b2269b61
authored
Feb 01, 2014
by
mux
Browse files
Detect VCP line state.
* Detect VCP line state, based on SET_CONTROL_LINE_STATE request
parent
532f2c30
Changes
3
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Inline
Side-by-side
stm/stmusbd/usbd_cdc_vcp.c
View file @
b2269b61
...
...
@@ -62,6 +62,8 @@ static uint16_t VCP_Ctrl (uint32_t Cmd, uint8_t* Buf, uint32_t Len);
static
uint16_t
VCP_DataTx
(
const
uint8_t
*
Buf
,
uint32_t
Len
);
static
uint16_t
VCP_DataRx
(
uint8_t
*
Buf
,
uint32_t
Len
);
extern
int
dev_is_connected
;
CDC_IF_Prop_TypeDef
VCP_fops
=
{
VCP_Init
,
...
...
@@ -158,7 +160,7 @@ static uint16_t VCP_Ctrl (uint32_t Cmd, uint8_t* Buf, uint32_t Len)
break
;
case
SET_CONTROL_LINE_STATE
:
/* Not needed for this driver */
dev_is_connected
=
Len
&
0x1
;
//wValue passed in Len
break
;
case
SEND_BREAK
:
...
...
stm/stmusbd/usbd_pyb_core.c
View file @
b2269b61
...
...
@@ -648,7 +648,7 @@ static uint8_t usbd_pyb_Setup(void *pdev, USB_SETUP_REQ *req) {
// Not a Data request
// Transfer the command to the interface layer */
return
VCP_fops
.
pIf_Ctrl
(
req
->
bRequest
,
NULL
,
0
);
return
VCP_fops
.
pIf_Ctrl
(
req
->
bRequest
,
NULL
,
req
->
wValue
);
}
}
else
if
(
req
->
wIndex
==
2
)
{
...
...
stm/usb.c
View file @
b2269b61
...
...
@@ -20,6 +20,7 @@ extern CDC_IF_Prop_TypeDef VCP_fops;
USB_OTG_CORE_HANDLE
USB_OTG_Core
;
static
int
dev_is_enabled
=
0
;
int
dev_is_connected
=
0
;
/* used by usbd_cdc_vcp */
static
char
rx_buf
[
64
];
static
int
rx_buf_in
;
static
int
rx_buf_out
;
...
...
@@ -41,6 +42,10 @@ bool usb_vcp_is_enabled(void) {
return
dev_is_enabled
;
}
bool
usb_vcp_is_connected
(
void
)
{
return
dev_is_connected
;
}
void
usb_vcp_receive
(
const
char
*
buf
,
uint32_t
len
)
{
if
(
dev_is_enabled
)
{
for
(
int
i
=
0
;
i
<
len
;
i
++
)
{
...
...
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