Section 19 Multimedia Card Interface (MCIF)
Rev. 3.00 Jan 25, 2006 page 649 of 872
REJ09B0286-0300
19.3.14 Interrupt Status Registers 0, 1 (INTSTR0, INTSTR1)
The INTSTR registers enable or disable the MCIFI0 to MCIFI2 interrupt requests of MCIF.
INTSTR0
Bit
Bit Name
Initial Value
R/W
Description
7
FEI
0
R/(W)
*
FIFO Empty Interrupt Flag
0: No interrupts
1: MCIFI0 interrupt requested.
[Setting condition]
•
When transmit data FIFO becomes empty
while FEIE = 1 in INTCR0 (when the
FIFO_EMPTY bit in CSTR is set)
[Clearing condition]
•
Write 0 after reading FEI = 1.
6
FFI
0
R/(W)
*
FIFO Full Interrupt Flag
0: No interrupts
1: MCIFI0 interrupt requested.
[Setting condition]
•
When receive data FIFO becomes full while
FFIE = 1 in INTCR0 (when the FIFO_FULL
bit in CSTR is set)
[Clearing condition]
•
Write 0 after reading FFI = 1.
5
DRPI
0
R/(W)
*
Data Response Interrupt Flag
0: No interrupts
1: MCIFI1 interrupt requested.
[Setting condition]
•
If DRPIE = 1 in INTCR0, when CRC status
(in MMC mode) or data response (in SPI
mode) is received from the MMC after
single-block transmission.
[Clearing condition]
•
Write 0 after reading DRPI = 1.
Содержание H8S/2158
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Страница 326: ...Section 10 8 Bit PWM Timer PWM Rev 3 00 Jan 25 2006 page 272 of 872 REJ09B0286 0300...
Страница 440: ...Section 15 Watchdog Timer WDT Rev 3 00 Jan 25 2006 page 386 of 872 REJ09B0286 0300...
Страница 606: ...Section 17 I 2 C Bus Interface IIC Rev 3 00 Jan 25 2006 page 552 of 872 REJ09B0286 0300...
Страница 742: ...Section 19 Multimedia Card Interface MCIF Rev 3 00 Jan 25 2006 page 688 of 872 REJ09B0286 0300...
Страница 744: ...Section 20 Encryption Operation Circuit DES and GF Rev 3 00 Jan 25 2006 page 690 of 872 REJ09B0286 0300...
Страница 750: ...Section 21 D A Converter Rev 3 00 Jan 25 2006 page 696 of 872 REJ09B0286 0300...
Страница 768: ...Section 22 A D Converter Rev 3 00 Jan 25 2006 page 714 of 872 REJ09B0286 0300...
Страница 770: ...Section 23 RAM Rev 3 00 Jan 25 2006 page 716 of 872 REJ09B0286 0300...
Страница 824: ...Section 26 Clock Pulse Generator Rev 3 00 Jan 25 2006 page 770 of 872 REJ09B0286 0300...
Страница 844: ...Section 27 Power Down Modes Rev 3 00 Jan 25 2006 page 790 of 872 REJ09B0286 0300...
Страница 878: ...Section 28 List of Registers Rev 3 00 Jan 25 2006 page 824 of 872 REJ09B0286 0300...
Страница 926: ...Index Rev 3 00 Jan 25 2006 page 872 of 872 REJ09B0286 0300...