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chihiro.cpp: more details about an2131qc pins (nw)

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yz70s 2016-10-15 18:36:35 +02:00
parent 492571dda5
commit 4d75e88ddd
1 changed files with 4 additions and 3 deletions
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7
src/mame/drivers/chihiro.cpp
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@ -260,7 +260,7 @@ Notes:
CN5 - USB connector joining to JVS I/O board with standard USB cable
CN8 - A/V input connector (from XBox board via short A/V cable)
CN9 - VGA output connector
CN10 - 14 pin connector (purpose unknown but appears to be unused)
CN10 - 14 pin connector (purpose unknown, maybe another video connector)
CN11 - 16-pin flat cable connector joining to LPC connector on XBox board
CN12 - 40-pin IDE flat cable connector joining to IDE connector on XBox board
CN14S - 7-pin power output connector joining to XBox board
@ -869,9 +869,10 @@ int ohci_hlean2131qc_device::handle_nonstandard_request(int endpoint, USBSetupPa
sense = 3;
else
sense = 0; // need to check
// PINSA register, bits 4-1 special value, must be 10 xor 15, but bit 3 is ignored since its used as the CS pin of the chip
// PINSA register, bits 0-2 connected do dip switches 1-3 on filter board, bit 4 to dip switch 4, bit 5 to dip switch 5, bits 6-7 to buttons 1-2 on filter board
// bits 4-1 value must be 10 xor 15, and bit 3 is ignored since its used as the CS pin of the chip
endpoints[endpoint].buffer[1] = 0x4b;
// PINSB register, bit 4 connected to re/de pins of max485, bits 2-3 used as uart pins, bit 0-1 is the sense pin of the jvs connector
// PINSB register, bits 5-7 connected to 3 leds not mounted on pcb, bit 4 connected to re/de pins of max485, bits 2-3 used as uart pins, bit 0-1 give the status of the sense pin of the jvs connector
// if bits 0-1 are 11, the not all the connected jvs devices have been assigned an address yet
endpoints[endpoint].buffer[2] = 0x52 | sense;
// OUTB register