AT83C51SND1C_03 ATMEL [ATMEL Corporation], AT83C51SND1C_03 Datasheet - Page 38

• Manufacturer Part Number: AT83C51SND1C_03
• Description: Single-Chip Flash Microcontroller with MP3 Decoder and Human Interface
• Manufacturer: ATMEL [ATMEL Corporation]

Figure 21. Interrupt Control System
38
MCMD
AIN1:0
KIN3:0
AT8xC51SND1C
MCLK
MDAT
INT0
INT1
RXD
SDA
SCK
TXD
SCL
SO
D+
D-
SI
Interrupt 0
Interrupt 1
Controller
Controller
Controller
Controller
Converter
Keyboard
Interface
External
External
Decoder
Timer 0
Timer 1
A to D
Audio
Serial
MMC
USB
Port
MP3
TWI
SPI
EMMC
EMP3
EAUD
EADC
EUSB
IEN0.0
IEN0.1
IEN0.2
IEN0.3
IEN0.4
IEN0.5
IEN0.6
IEN1.0
IEN1.1
IEN1.2
IEN1.3
IEN1.4
IEN1.6
EI2C
ESPI
EKB
EX0
ET0
EX1
ET1
Interrupt Enable
ES
IEN0.7
EA
Priority Enable
IPH/L
00
01
10
11
00
01
10
11
00
01
10
11
00
01
10
11
00
01
10
11
00
01
10
11
00
01
10
11
00
01
10
11
00
01
10
11
00
01
10
11
00
01
10
11
00
01
10
11
00
01
10
11
Lowest Priority Interrupts
Highest
Priority
Interrupts
4109E–8051–06/03