參數(shù)資料
型號: ST72C104G1M7
英文描述: 8-BIT MCU WITH SINGLE VOLTAGE FLASH MEMORY. ADC. 16-BIT TIMERS. SPI.
中文描述: 8位單電壓閃存微控制器。 ADC的。 16位定時器。的SPI。
文件頁數(shù): 60/140頁
文件大?。?/td> 1349K
代理商: ST72C104G1M7
ST72104G, ST72215G, ST72216G, ST72254G
26/140
INTERRUPTS (Cont’d)
Figure 15. Interrupt Processing Flowchart
Table 5. Interrupt Mapping
Note
1. Configurable by option byte.
Source
Block
Description
Register
Label
Priority
Order
Exit
from
HALT
Address
Vector
RESET
Reset
N/A
Highest
Priority
Lowest
Priority
yes
FFFEh-FFFFh
TRAP
Software Interrupt
no
FFFCh-FFFDh
0
ei0
External Interrupt Port A7..0 (C5..01)
yes
FFFAh-FFFBh
1
ei1
External Interrupt Port B7..0 (C5..01)
FFF8h-FFF9h
2
CSS
Clock Security System Interrupt
CRSR
no
FFF6h-FFF7h
3
SPI
SPI Peripheral Interrupts
SPISR
FFF4h-FFF5h
4
TIMER A
TIMER A Peripheral Interrupts
TASR
FFF2h-FFF3h
5
Not used
FFF0h-FFF1h
6
TIMER B
TIMER B Peripheral Interrupts
TBSR
no
FFEEh-FFEFh
7
Not used
FFECh-FFEDh
8
Not used
FFEAh-FFEBh
9
Not used
FFE8h-FFE9h
10
Not used
FFE6h-FFE7h
11
IC
IC Peripheral Interrupt
I2CSRx
no
FFE4h-FFE5h
12
Not Used
FFE2h-FFE3h
13
Not Used
FFE0h-FFE1h
I BIT SET?
Y
N
IRET?
Y
N
FROM RESET
LOAD PC FROM INTERRUPT VECTOR
STACK PC, X, A, CC
SET I BIT
FETCH NEXT INSTRUCTION
EXECUTE INSTRUCTION
THIS CLEARS I BIT BY DEFAULT
RESTORE PC, X, A, CC FROM STACK
INTERRUPT
Y
N
PENDING?
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ST72C104G2B6 功能描述:8位微控制器 -MCU Flash 8K SPI RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時鐘頻率:50 MHz 程序存儲器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風(fēng)格:SMD/SMT
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