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| 1 | void main() {
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| 2 | - | [...] |
| 2 | + | [...] |
| 3 | - | while (1) {
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| 3 | + | while (1) {
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| 4 | - | if (uart_available()) {
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| 4 | + | if (uart_available()) {
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| 5 | - | c = uart_getchar(); |
| 5 | + | c = uart_getchar(); |
| 6 | - | process_opcode(c); |
| 6 | + | process_opcode(c); |
| 7 | } | |
| 8 | } | |
| 9 | } | |
| 10 | ||
| 11 | - | uint8_t opcode = c >> 5; |
| 11 | + | |
| 12 | - | uint8_t reg = c & 0x1f; |
| 12 | + | uint8_t opcode = c >> 5; |
| 13 | - | switch (opcode){
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| 13 | + | uint8_t reg = c & 0x1f; |
| 14 | - | case SETREG_REQ: |
| 14 | + | switch (opcode){
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| 15 | - | process_setreg_request(reg); |
| 15 | + | case SETREG_REQ: |
| 16 | - | break; |
| 16 | + | process_setreg_request(reg); |
| 17 | - | case GETREG_REQ: |
| 17 | + | break; |
| 18 | - | process_getreg_request(reg); |
| 18 | + | case GETREG_REQ: |
| 19 | process_getreg_request(reg); | |
| 20 | } | |
| 21 | } | |
| 22 | - | uint8_t value; |
| 22 | + | |
| 23 | - | value = uart_getchar(); |
| 23 | + | |
| 24 | - | switch(reg){
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| 24 | + | uint8_t value; |
| 25 | - | // General USB registers |
| 25 | + | value = uart_getchar(); |
| 26 | - | case (REG_UHWCON): |
| 26 | + | switch(reg){
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| 27 | - | UHWCON = value; |
| 27 | + | // General USB registers |
| 28 | - | break; |
| 28 | + | case (REG_UHWCON): |
| 29 | - | case (REG_USBCON): |
| 29 | + | UHWCON = value; |
| 30 | - | USBCON = value; |
| 30 | + | break; |
| 31 | - | break; |
| 31 | + | case (REG_USBCON): |
| 32 | - | case (REG_USBINT): |
| 32 | + | USBCON = value; |
| 33 | - | USBINT = value; |
| 33 | + | break; |
| 34 | - | break; |
| 34 | + | case (REG_USBINT): |
| 35 | - | case (REG_USBSTA): |
| 35 | + | USBINT = value; |
| 36 | - | USBSTA = value; |
| 36 | + | break; |
| 37 | - | break; |
| 37 | + | case (REG_USBSTA): |
| 38 | - | [...] |
| 38 | + | USBSTA = value; |
| 39 | break; | |
| 40 | [...] | |
| 41 | } | |
| 42 | } |
