RISC_SOL
set_opcode(RISC_WRITE | RISC_SOL | RISC_EOL | BYTES_PER_LINE);
set_opcode(RISC_SKIP | RISC_IRQ1 | RISC_SOL | 0);
set_opcode(RISC_WRITE | RISC_SOL | RISC_EOL | BYTES_PER_LINE);
set_opcode(RISC_SKIP | RISC_IRQ2 | RISC_SOL | 0);