diff options
| author | 2025-11-23 19:09:20 +0100 | |
|---|---|---|
| committer | 2025-11-23 22:03:01 +0100 | |
| commit | 007469659f313c71b7974590d658c77d2e117371 (patch) | |
| tree | c1b056626895fd2ebe580a29cba5088e957e01a0 | |
| parent | 7485b60e39dfc784426202921c4a25541112005e (diff) | |
bus/nscsi/dtc510.cpp: speed up the data byte period a bit
| -rw-r--r-- | src/devices/bus/nscsi/dtc510.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/devices/bus/nscsi/dtc510.cpp b/src/devices/bus/nscsi/dtc510.cpp index 3861e6f2201..203563bc4e2 100644 --- a/src/devices/bus/nscsi/dtc510.cpp +++ b/src/devices/bus/nscsi/dtc510.cpp @@ -248,7 +248,9 @@ void nscsi_dtc510_device::scsi_put_data(int id, int pos, uint8_t data) // Byte transfer rate (5Mb/s) attotime nscsi_dtc510_device::scsi_data_byte_period() { - return attotime::from_nsec(1600); + // Too slow, won't complete a DMA cycle when fetching IPL for pc9801 + // return attotime::from_nsec(1600); + return attotime::from_nsec(1100); } // Command execution delay |
