參數(shù)資料
型號: M32000D3FP
元件分類: 微控制器/微處理器
英文描述: 32-BIT, 66.6 MHz, RISC MICROCONTROLLER, PQFP100
封裝: 14 X 20 MM, 0.65 MM PITCH, PLASTIC, LQFP-100
文件頁數(shù): 92/155頁
文件大小: 1340K
代理商: M32000D3FP
M32000D3FP User's Manual
EIT
4-5
4.3 EIT processing procedure
instruction
A
PC
→ BPC
PSW
→ BPSW
(see note)
EIT vector
entry
EIT handler except occurrence of the SBI
RTE
instruc-
tion
program suspended
EIT request accepted
instruction
processing
complete type
(EI, TRAP)
program restarts
EIT request
occurrence
hardware
pre-processing
BPC, PSW register
and general-
purpose registers
are saved to stack
branch
instruc-
tion
general-purpose
registers, PSW
register are
restored
SBI
(system break
interrupt processing)
hardware
post-processing
(SBI)
program completion or
system reset
user programming process
BPSW
→ PSW
BPC
→ PC
(see note)
Note:
handler
processing
instruction
B
instruction
C
instruction
C
instruction
D
instruction
processing
cancel type
(RIE, AE)
Saving and restoring between the PSW field and the BPSW field is internal to the PSW register.
The PC value saved to the BPC varies with EIT type.
Fig. 4.3.1 EIT processing procedure overview
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