参数资料
型号: M306K9F8LRP
元件分类: 微控制器/微处理器
英文描述: 16-BIT, FLASH, 16 MHz, MICROCONTROLLER, PQFP144
封装: 16 X 16 MM, 0.40 MM PITCH, PLASTIC, TQFP-144
文件页数: 72/101页
文件大小: 2590K
代理商: M306K9F8LRP
Interrupt
Rev.1.00
Jun 06, 2003
page 55 of 290
M16C/6K9 Group
Fig.DD-10 Interrupt priority judgement circuit
Timer B2/Key input interrupt 1
Timer B0/INT11/SCL0,SDA0
Timer A3/IBF2
Timer A1/INT7/SIO3
INT1/PS21
UART2 reception/ IBF1
Level 0 (initial value)
Priority level of each interrupt
High
UART1 reception/SCL1,SDA1/INT10
UART0 reception/SCL0,SDA0/INT11
Timer B1/INT10/SCL1,SDA1
Timer A4/IBF3
Timer A2
INT0/PS20
Timer A0
UART1 transmission/ I2C1
Priority of peripheral I/O interrupts
(if priority levels are same)
INT2/PS22
UART0 transmission/ I2C0
A-D conversion
DMA1/INT7
Bus collision detection/INT4
Timer B4/ UART1 reception/ SIO4
INT3
SCL2, SDA2/ DMA0
UART2 transmission/IBF0
Key input interrupt 0
INT8
Low
SIO4/INT6
SIO3/INT5
Processor interrupt priority level (IPL)
Interrupt enable flag (I flag)
Watchdog timer
Reset
DBC
NMI
Address match
Interrupt
request
accepted
To interrupt request level judgment output
clock generation circuit (Fig. WA-3)
INT9
Timer B3/ UART1 transmission
Timer B5/ LRESET
I2C2
(Note 1)
Note 1: I2C exist in M306K9FCLRP
Fig.DD-9 Hardware interrupts priorities
_______
________
Reset > NMI > DBC > Watchdog timer > Peripheral I/O > Single step > Address match
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