Техническая Спецификация для Atmel Evaluation Kit AT91SAM9M10-G45-EK AT91SAM9M10-G45-EK
Модели
AT91SAM9M10-G45-EK
670
SAM9M10 [DATASHEET]
6355F–ATARM–12-Mar-13
35.6
Product Dependencies
35.6.1
I/O Lines
The pins used for interfacing the High Speed MultiMedia Cards or SD Cards are multiplexed with PIO lines. The
programmer must first program the PIO controllers to assign the peripheral functions to HSMCI pins.
programmer must first program the PIO controllers to assign the peripheral functions to HSMCI pins.
35.6.2
Power Management
The HSMCI is clocked through the Power Management Controller (PMC), so the programmer must first configure
the PMC to enable the HSMCI clock.
the PMC to enable the HSMCI clock.
35.6.3
Interrupt
The HSMCI interface has an interrupt line connected to the Advanced Interrupt Controller (AIC).
Handling the HSMCI interrupt requires programming the AIC before configuring the HSMCI.
Table 35-2.
I/O Lines
Instance
Signal
I/O Line
Peripheral
HSMCI0
MCI0_CDA
PA1
A
HSMCI0
MCI0_CK
PA0
A
HSMCI0
MCI0_DA0
PA2
A
HSMCI0
MCI0_DA1
PA3
A
HSMCI0
MCI0_DA2
PA4
A
HSMCI0
MCI0_DA3
PA5
A
HSMCI0
MCI0_DA4
PA6
A
HSMCI0
MCI0_DA5
PA7
A
HSMCI0
MCI0_DA6
PA8
A
HSMCI0
MCI0_DA7
PA9
A
HSMCI1
MCI1_CDA
PA22
A
HSMCI1
MCI1_CK
PA31
A
HSMCI1
MCI1_DA0
PA23
A
HSMCI1
MCI1_DA1
PA24
A
HSMCI1
MCI1_DA2
PA25
A
HSMCI1
MCI1_DA3
PA26
A
HSMCI1
MCI1_DA4
PA27
A
HSMCI1
MCI1_DA5
PA28
A
HSMCI1
MCI1_DA6
PA29
A
HSMCI1
MCI1_DA7
PA30
A
Table 35-3.
Peripheral IDs
Instance
ID
HSMCI0
11
HSMCI1
29