void usb_handle_class_ctrl_write_callback(uns8 *data, uns16 count) {
switch (usb_sdp.bRequest) {
case req_SET_LINE_CODING:
// dump it into class_data
memcpy(/* dst */ (void *)&class_data,/* src */ (void *)data, count);
// Now we need to send an ACK status back
control_mode = cm_CTRL_WRITE_SENDING_STATUS;
usb_send_status_ack();
line_coding *my_lc;
my_lc = (line_coding*) &class_data;
#ifdef CDC_DEBUG
serial_print_int_hex(my_lc->dte_rate.as_byte_array[0]);
serial_print_int_hex(my_lc->dte_rate.as_byte_array[1]);
serial_print_int_hex(my_lc->dte_rate.as_byte_array[2]);
serial_print_int_hex(my_lc->dte_rate.as_byte_array[3]);
serial_print_str(" st=");
serial_print_int(my_lc->stop_bits);
serial_print_str(" p=");
serial_print_int(my_lc->parity);
serial_print_str(" db=");
serial_print_int(my_lc->data_bits);
#endif
break;
default:
#ifdef CDC_DEBUG
serial_print_str(" ??ctrl write cb req=");
serial_print_int_hex(usb_sdp.bRequest);
serial_putc(' ');
#endif
break;
}
}
void usb_ep_data_out_callback(uns8 end_point, uns8 *buffer,
uns16 byte_count) {
uns8 cdc_rx_next;
#ifdef CDC_DEBUG
serial_print_str(" EP data out: ");
serial_print_int(byte_count);
serial_print_str(" bytes ");
#endif
// We have some data!
if (end_point == USB_CDC_DATA_ENDPOINT) { // it's the data end point
uns8 count;
for (count = 0; count < byte_count; count++) {
cdc_rx_next = cdc_rx_end + 1; // get next buffer position
if (cdc_rx_next == USB_CDC_RX_BUFFER_SIZE) { // if we're at the end
cdc_rx_next = 0; // then wrap to the beginning
}
if (cdc_rx_next != cdc_rx_start) { // if space in the fifo
cdc_rx_buffer[cdc_rx_end] = buffer[count]; // put it in
cdc_rx_end = cdc_rx_next; // and move pointer along
} // else... just ignore it, we've lost a byte, no room in the inn
}
} else {
#ifdef CDC_DEBUG
serial_print_str("data for ep ");
serial_print_int(end_point);
#endif
}
}
void usb_handle_class_request_callback(setup_data_packet sdp) {
switch (sdp.bRequest) {
case req_SET_LINE_CODING:
// we now expect the line coding to arrive in the data stage
#ifdef CDC_DEBUG
serial_print_str("SET_LINE ");
#endif
control_mode = cm_CTRL_WRITE_DATA_STAGE_CLASS;
break;
case req_GET_LINE_CODING:
#ifdef CDC_DEBUG
serial_print_str("GET_LINE ");
serial_print_str(" len=");
serial_print_int(sdp.wLength);
serial_putc(' ');
#endif
//control_mode = cm_CTRL_READ_DATA_STAGE_CLASS;
control_mode = cm_CTRL_READ_DATA_STAGE_CLASS;
// need to prime ep0 IN with some funky data here
usb_send_data(/*ep*/ 0, /*data*/ &class_data, /*count*/ 7, /*first*/ 1);
// actually we know this will be the last packet, so go straight to waiting for the status ack
control_mode = cm_CTRL_READ_AWAITING_STATUS;
break;
case req_SET_CONTROL_LINE_STATE:
#ifdef CDC_DEBUG
serial_print_str("scls=");//dtr = bit 0, rts = bit 1
serial_print_int_hex(sdp.wValue);
#endif
// no data, so just ack the status
control_mode = cm_CTRL_WRITE_SENDING_STATUS;
usb_send_status_ack();
// Could put a callback here for your own code when DTR or RTS change
break;
default:
#ifdef CDC_DEBUG
serial_print_str("??r=");
serial_print_int(sdp.bRequest);
#endif
}
}
void usb_ep_data_in_callback(uns8 end_point, uns16 byte_count) {
#ifdef CDC_DEBUG
serial_print_str(" EP data in: ");
serial_print_int(byte_count);
serial_print_str(" bytes ");
#endif
// data has been sent, so do we need to send more?
if (end_point == USB_CDC_DATA_ENDPOINT) { // it's the data end point
usb_cdc_handle_tx();
}
}
void usb_handle_class_ctrl_read_callback() {
switch (usb_sdp.bRequest) {
case req_GET_LINE_CODING:
// we know we've already sent everything, so now wait for status
control_mode = cm_CTRL_READ_AWAITING_STATUS;
break;
default:
#ifdef CDC_DEBUG
serial_print_str(" cl read ?? ");
serial_print_int(usb_sdp.bRequest);
#endif
}
}
void draw_print_buffer() {
#ifdef DRAW_DEBUG
uns8 inv_y, x , y,
byte_loc, bit_loc;
uns16 buffer_loc;
for(y = 0 ; y < DRAW_PIXELS_HIGH ; y++) {
inv_y = DRAW_PIXELS_HIGH - 1 - y; // need to print out from the top
if (inv_y < 10) {
serial_putc('0');
}
serial_print_int(inv_y);
serial_putc(' ');
serial_print_int_hex(inv_y * DRAW_PIXELS_WIDE / DRAW_PIXELS_PER_BYTE);
serial_putc('|');
for(x = 0 ; x < DRAW_PIXELS_WIDE ; x++) {
buffer_loc = inv_y * DRAW_PIXELS_WIDE + x;
byte_loc = buffer_loc / DRAW_PIXELS_PER_BYTE;
bit_loc = buffer_loc & (DRAW_PIXELS_PER_BYTE -1);
//if (bit_loc == 0) {
// serial_putc(' ');
// serial_print_int_hex(byte_loc);
// serial_putc(' ');
//}
if (test_bit(draw_buffer0[byte_loc], bit_loc)) {
serial_putc('1');
} else {
serial_putc('0');
}
}
serial_print_str("|\n");
}
#endif
}
void usb_handle_class_request(setup_data_packet sdp){
#ifdef USB_DEBUG
serial_print_str("Class request: ");
serial_print_int(sdp.bRequest);
#endif
switch(sdp.bRequest){
case req_GET_REPORT:
break;
case req_GET_IDLE:
break;
case req_GET_PROTOCOL:
break;
case req_SET_REPORT:
break;
case req_SET_IDLE:
// we don't support whatever they want
usb_stall_ep0();
break;
case req_SET_PROTOCOL:
break;
}
}
void usb_handle_class_request_callback(setup_data_packet sdp) {
serial_print_str("Class request: ");
serial_print_int(sdp.bRequest);
switch(sdp.bRequest) {
case req_GET_REPORT:
break;
case req_GET_IDLE:
break;
case req_GET_PROTOCOL:
break;
case req_SET_REPORT:
break;
case req_SET_IDLE:
serial_print_str(" Set_idle ");
// we don't support whatever they want
usb_stall_ep0();
break;
case req_SET_PROTOCOL:
break;
}
}
void main() {
configure_system();
delay_ms(100);
serial_print_str("\n\nPicPack Sure 2416 Led display demo\n");
serial_print_str( "\n<");
serial_print_str(__TIME__);
serial_putc(' ');
serial_print_str(__DATE__);
serial_print_str(">\n");
delay_ms(100);
// sure_2416_write(0,0b00001111);
uns8 brightness = 0;
uns8 my_count = 0;
while (1) {
//delay_ms(250);
//serial_print_str("writing...\n");
//sure_2416_write(0,0b00001111);
/*delay_s(5);
sure_2416_set_pixel(0,0,1);
delay_s(1);
sure_2416_set_pixel(23,0,1);
delay_s(1);
sure_2416_set_pixel(23,15,1);
delay_s(1);
sure_2416_set_pixel(0,15,1);
delay_s(1);
sure_2416_set_pixel(0,0,0);
delay_s(1);
sure_2416_set_pixel(23,0,0);
delay_s(1);
sure_2416_set_pixel(23,15,0);
delay_s(1);
sure_2416_set_pixel(0,15,0);*/
/*uns8 x,y;
for(x = 0 ; x < 24 ; x++) {
for(y = 0 ; y < 16 ; y++) {
sure_2416_set_pixel(x, y, 1);
}
}
delay_ms(100);
for(x = 0 ; x < 24 ; x++) {
for(y = 0 ; y < 16 ; y++) {
sure_2416_set_pixel(x, y, 0);
}
}
delay_ms(100);
*/
sure_2416_fill2(0);
delay_ms(100);
sure_2416_fill2(1);
delay_ms(100);
my_count++;
if (my_count == 10) {
serial_print_str("Setting brightness to ");
serial_print_int(brightness);
serial_print_nl();
sure_2416_set_brightness(brightness++);
if (brightness == 16) {
brightness = 0;
}
my_count = 0;
}
}
} // main
void usb_cdc_handle_tx()
{
uns8 cdc_tx_next;
uns8 count;
uns16 buffer_size;
uns8 *buffer;
buffer_descriptor *bd;
bd = ep_in_bd_location[USB_CDC_DATA_ENDPOINT];
if (test_bit(bd->stat, UOWN)) { // if there's already something in play
return; // give up
}
buffer_size = ep_in_buffer_size[USB_CDC_DATA_ENDPOINT];
buffer = ep_in_buffer_location[USB_CDC_DATA_ENDPOINT];
if (cdc_tx_end == cdc_tx_start) { // anything in the fifo?
return; // nope
}
#ifdef CDC_DEBUG
serial_putc('<');
#endif
start_crit_sec();
count = 0;
while ((cdc_tx_end != cdc_tx_start) && (count < buffer_size)) {
cdc_tx_next = cdc_tx_start + 1; // get next position
if (cdc_tx_next == USB_CDC_TX_BUFFER_SIZE) { // if we're at the end of the buffer
cdc_tx_next = 0; // wrap to the beginning
}
buffer[count] = cdc_tx_buffer[cdc_tx_start]; // transmit the character
#ifdef CDC_DEBUG
serial_putc(buffer[count]);
#endif
count++;
cdc_tx_start = cdc_tx_next; // move start position of fifo
}
if (count > 0) {
bd->count = count;
bd->addr = (uns16)buffer;
toggle_bit(bd->stat, DTS);
clear_bit(bd->stat, KEN); // clear the keep bit
clear_bit(bd->stat, INCDIS); // clear the increment disable
set_bit (bd->stat, DTSEN);
clear_bit(bd->stat, BSTALL); // clear stall bit
clear_bit(bd->stat, BC9);
clear_bit(bd->stat, BC8);
set_bit (bd->stat, UOWN); // SIE owns the buffer
}
end_crit_sec();
#ifdef CDC_DEBUG
serial_putc('>');
serial_print_str("send=");
serial_print_int(count);
serial_putc(' ');
#endif
}
void main() {
trisa = 0;
flash();
configure_system();
flash();
delay_ms(100);
serial_print_str("\n\nPicPack Sure 6432 Led display demo\n");
serial_print_str( "\n<");
serial_print_str(__TIME__);
serial_putc(' ');
serial_print_str(__DATE__);
serial_print_str(">\n");
serial_print_str("total buffer = ");
serial_print_int(DRAW_TOTAL_BUFFER_SIZE);
serial_print_nl();
serial_print_str("wide = ");
serial_print_int(DRAW_PIXELS_WIDE);
serial_print_nl();
serial_print_str("high = ");
serial_print_int(DRAW_PIXELS_HIGH);
serial_print_nl();
serial_print_str("ppb = ");
serial_print_int(DRAW_PIXELS_PER_BYTE);
serial_print_nl();
while (1) {
/*delay_ms(250);
draw_set_pixel(0,0,1);
draw_paint();
delay_s(1);
draw_set_pixel(23,0,1);
draw_paint();
delay_s(1);
draw_set_pixel(23,15,1);
draw_paint();
delay_s(1);
draw_set_pixel(0,15,1);
draw_paint();
delay_s(1);
draw_set_pixel(0,0,0);
draw_paint();
delay_s(1);
draw_set_pixel(23,0,0);
draw_paint();
delay_s(1);
draw_set_pixel(23,15,0);
draw_paint();
delay_s(1);
draw_set_pixel(0,15,0);
draw_paint();
delay_s(1);
draw_line(0, 0, 23, 15, 1);
draw_paint();
delay_s(1);
draw_line(0, 15, 23, 0, 1);
draw_paint();
delay_s(1);
draw_line(0, 0, 23, 15, 0);
draw_paint();
delay_s(1);
draw_line(0, 15, 23, 0, 0);
draw_paint();
delay_s(1);
draw_circle(12, 8, 1, 1);
draw_paint();
delay_s(1);
draw_circle(12, 7, 2, 1);
draw_paint();
delay_s(1);
draw_circle(12, 7, 3, 1);
draw_paint();
delay_s(1);
draw_circle(12, 7, 4, 1);
draw_paint();
delay_s(1);
draw_circle(12, 7, 5, 1);
draw_paint();
delay_s(1);
draw_circle(12, 7, 6, 1);
draw_paint();
delay_s(1);
draw_circle(12, 7, 7, 1);
draw_paint();
delay_s(1);*/
draw_clear_screen();
serial_print_str("Rectangle\n");
draw_rect(1, 1, DRAW_PIXELS_WIDE - 1 -1 , DRAW_PIXELS_HIGH - 1 - 1, 2);
/*draw_set_pixel(0,0,1);
draw_set_pixel(DRAW_PIXELS_WIDE - 1, 0, 1);
draw_set_pixel(DRAW_PIXELS_WIDE - 1, DRAW_PIXELS_HIGH - 1, 1);
draw_set_pixel(0, DRAW_PIXELS_HIGH - 1, 1);
*/
uns16 countp;
for (countp = 0; countp < 200; countp++) {
draw_paint();
}
draw_clear_screen();
serial_print_str("Rectangle\n");
draw_rect(1, 1, 62, 30, 1);
draw_circle(31, 16, 15, 3);
for (countp = 0; countp < 1000; countp++) {
draw_paint();
}
}
} // main