nACK
if ((error = do_peripheral_wait(bus, nACK | nBUSY, 0))) {
if ((error = do_1284_wait(bus, nACK, 0))) {
if ((error = do_1284_wait(bus, nACK, nACK))) {
if ((error = do_1284_wait(bus, nACK, 0))) {
if ((error = do_1284_wait(bus, nACK, nACK))) {
#define nibble2char(s) (((s & ~nACK) >> 3) | (~s & nBUSY) >> 4)
if (ppb_poll_bus(bus, 40, nACK | SELECT | nFAULT,
if (do_1284_wait(bus, nACK | PERROR | SELECT | nFAULT,
if (do_1284_wait(bus, nACK, nACK)) {
if (do_1284_wait(bus, nACK | SELECT, nACK)) {
if (do_1284_wait(bus, nACK | SELECT, SELECT | nACK)) {
if (do_1284_wait(bus, nACK | SELECT | nBUSY,
nACK | SELECT | nBUSY)) {
if (do_1284_wait(bus, nACK | SELECT | PERROR | nBUSY,
nACK | SELECT | PERROR | nBUSY)) {
if (do_1284_wait(bus, nACK | nBUSY | nFAULT, nFAULT)) {
if (do_1284_wait(bus, nACK, nACK)) {
#define PtrClk nACK
#define PeriphClk nACK
#define Intr nACK
status->ack = !(r & nACK);
#define H_ACK nACK
#define H_nACK n(nACK)
if (!(ppb_rstr(ppbus) & nACK))