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Portapack USB screen tx (#1653)

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* implemented 2 screen read functions, and haxfixed windows usb bug
* Support up to 64 byte per packet for faster tx
* Added filesize command
This commit is contained in:
Totoo 2023-12-19 22:25:22 +01:00 • committed by GitHub
parent 1ca9288bbe
commit 36e1b9a36e
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GPG key ID: 4AEE18F83AFDEB23
3 changed files with 116 additions and 7 deletions
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6
firmware/application/usb_serial_io.c
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@ -73,10 +73,12 @@ void serial_bulk_transfer_complete(void* user_data, unsigned int bytes_transferr
static void onotify(GenericQueue* qp) {
SerialUSBDriver* sdp = chQGetLink(qp);
uint8_t buff[64];
int n = chOQGetFullI(&sdp->oqueue);
if (n > 64) n = 64; // don't overflow
if (n > 0) {
for (int i = 0; i < n; i++) {
usb_endpoint_bulk_in.buffer[i] = chOQGetI(&sdp->oqueue);
buff[i] = chOQGetI(&sdp->oqueue);
}
int ret;
@ -84,7 +86,7 @@ static void onotify(GenericQueue* qp) {
do {
ret = usb_transfer_schedule(
&usb_endpoint_bulk_in,
&usb_endpoint_bulk_in.buffer[0],
&buff[0],
n,
NULL,
NULL);