diff options
Diffstat (limited to 'src/mess/machine/imi5000h.c')
-rw-r--r-- | src/mess/machine/imi5000h.c | 150 |
1 files changed, 75 insertions, 75 deletions
diff --git a/src/mess/machine/imi5000h.c b/src/mess/machine/imi5000h.c index 2501d7ed774..d8e9fc35dde 100644 --- a/src/mess/machine/imi5000h.c +++ b/src/mess/machine/imi5000h.c @@ -17,11 +17,11 @@ // MACROS / CONSTANTS //************************************************************************** -#define Z80_TAG "u70" -#define Z80CTC_TAG "u45" -#define Z80PIO_0_TAG "u25" -#define Z80PIO_2_TAG "u64" -#define Z80PIO_3_TAG "u73" +#define Z80_TAG "u70" +#define Z80CTC_TAG "u45" +#define Z80PIO_0_TAG "u25" +#define Z80PIO_2_TAG "u64" +#define Z80PIO_3_TAG "u73" @@ -139,9 +139,9 @@ static Z80CTC_INTERFACE( ctc_intf ) READ8_MEMBER( imi5000h_device::pio0_pa_r ) { /* - + bit description - + 0 -SEEK COMPLETE 1 -SECTOR SIZE 2 (UB4:4) 2 -SECTOR SIZE 1 (UB4:1) @@ -149,8 +149,8 @@ READ8_MEMBER( imi5000h_device::pio0_pa_r ) 4 CRC ERROR 5 WRITE FAULT 6 -INDEX SEL - 7 - + 7 + */ return 0; @@ -159,36 +159,36 @@ READ8_MEMBER( imi5000h_device::pio0_pa_r ) WRITE8_MEMBER( imi5000h_device::pio0_pa_w ) { /* - + bit description - - 0 - 1 - 2 - 3 - 4 - 5 - 6 + + 0 + 1 + 2 + 3 + 4 + 5 + 6 7 ACTIVITY LED - + */ } READ8_MEMBER( imi5000h_device::pio0_pb_r ) { /* - + bit description - + 0 -READY - 1 - 2 - 3 - 4 - 5 - 6 - 7 - + 1 + 2 + 3 + 4 + 5 + 6 + 7 + */ return 0; @@ -197,10 +197,10 @@ READ8_MEMBER( imi5000h_device::pio0_pb_r ) WRITE8_MEMBER( imi5000h_device::pio0_pb_w ) { /* - + bit description - - 0 + + 0 1 DIRECTION IN 2 -HSXSTB 3 STEP @@ -208,7 +208,7 @@ WRITE8_MEMBER( imi5000h_device::pio0_pb_w ) 5 HEAD SEL 2^1 6 HEAD SEL 2^2 7 REDUCE WR CURRENT - + */ } @@ -231,18 +231,18 @@ static Z80PIO_INTERFACE( pio0_intf ) READ8_MEMBER( imi5000h_device::pio2_pa_r ) { /* - + bit description - - 0 - 1 - 2 - 3 - 4 - 5 + + 0 + 1 + 2 + 3 + 4 + 5 6 -SYNC 7 -DRV.ACK - + */ return 0; @@ -251,18 +251,18 @@ READ8_MEMBER( imi5000h_device::pio2_pa_r ) WRITE8_MEMBER( imi5000h_device::pio2_pa_w ) { /* - + bit description - + 0 BUS DIR 1 -DRV.ACK 2 -ALT SEL 3 -HSXFER 4 PIO RDY 5 -COMPL - 6 - 7 - + 6 + 7 + */ } @@ -296,18 +296,18 @@ static Z80PIO_INTERFACE( pio2_intf ) READ8_MEMBER( imi5000h_device::pio3_pa_r ) { /* - + bit description - + 0 -TIMEOUT DISABLE (UB4:8) 1 -UNIT SELECT 1 (UB4:7) 2 -UNIT SELECT 2 (UB4:6) 3 SYSTEM/-DIAG (UB4:5) 4 -RXD - 5 + 5 6 -TRACK 00 - 7 - + 7 + */ return 0; @@ -316,36 +316,36 @@ READ8_MEMBER( imi5000h_device::pio3_pa_r ) WRITE8_MEMBER( imi5000h_device::pio3_pa_w ) { /* - + bit description - - 0 - 1 - 2 - 3 - 4 + + 0 + 1 + 2 + 3 + 4 5 TXD - 6 + 6 7 -WRITE DISABLE - + */ } READ8_MEMBER( imi5000h_device::pio3_pb_r ) { /* - + bit description - - 0 - 1 + + 0 + 1 2 6MB1 3 -WRITE PROTECT (W2) 4 -FORMAT ENABLE 5 6MB2 6 12MB1 7 12MB2 - + */ return 0; @@ -354,18 +354,18 @@ READ8_MEMBER( imi5000h_device::pio3_pb_r ) WRITE8_MEMBER( imi5000h_device::pio3_pb_w ) { /* - + bit description - + 0 -DRV 1 SEL 1 -DRV 2 SEL - 2 - 3 - 4 - 5 - 6 - 7 - + 2 + 3 + 4 + 5 + 6 + 7 + */ } |