W86L387D Winbond Electronics, W86L387D Datasheet - Page 21

• Manufacturer Part Number: W86L387D
• Manufacturer: Winbond Electronics

Specifications of W86L387D

• Operating Temperature (min): 0C
• Operating Temperature Classification: Commercial
• Operating Temperature (max): 70C
• Package Type: LQFP
• Rad Hardened: No
• Lead Free Status / Rohs Status: Not Compliant

8.3
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
STEP
WRITE_REG (Write MS Register) of TPC Commands:
Read status register.
Read interrupt status register if
status <> 0AH.
Enable SIE bit of control register. > Execute.
Write 8 bytes of register data to
the transmit data buffer.
Write B00FH in the command
register.
Wait for DMA request.
Write data to the transmit data
buffer if DMA request.
Wait for DMA request.
If Host busy.
Go to step 7 if data length not
enough.
Read status register and check
transmit data buffer.
Read interrupt status register if
status <> 0AH.
Disable SIE bit of control register
if needed.
Wait for TPC command.
HOST ACCEPT AND ACTION
COMMAND
> Execute.
> Execute.
>
>
>
> Execute.
> Execute.
> Execute.
Accept write data and store
in transmit data buffer.
Activate write 15 bytes of
MS register.
Output write data to the MS
bus.
Accept write data and
output to the MS bus.
Output write data to the MS
bus.
Stop MS SCLK if transmit
data buffer is empty.
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W86L387D ACTION
Publication Release Date: May 13, 2005
>
> Card accept write data.
> Card accept write data.
< Card accept write data.
Accept write MS
register command.
MS CARD ACTION
W86L387D
Revision A1