参数资料
型号: UPD70F3261YGF-JBT-A
元件分类: 微控制器/微处理器
英文描述: 32-BIT, FLASH, 32 MHz, MICROCONTROLLER, PQFP100
封装: 14 X 20 MM, PLASTIC, QFP-100
文件页数: 89/129页
文件大小: 8549K
代理商: UPD70F3261YGF-JBT-A
CHAPTER 3 CPU FUNCTION
User’s Manual U16541EJ5V1UD
62
(2/2)
Note
The result of the operation that has performed saturation processing is determined by the contents of the
OV and S flags. The SAT flag is set to 1 only when the OV flag is set to 1 when a saturation operation is
performed.
Flag status
Status of operation result
SAT
OV
S
Result of operation of
saturation processing
Maximum positive value is exceeded
1
0
7FFFFFFFH
Maximum negative value is exceeded
1
80000000H
Positive (maximum value is not exceeded)
0
Negative (maximum value is not exceeded)
Holds value
before operation
0
1
Operation result itself
(5) CALLT execution status saving registers (CTPC and CTPSW)
CTPC and CTPSW are CALLT execution status saving registers.
When the CALLT instruction is executed, the contents of the program counter (PC) are saved to CTPC, and
those of the program status word (PSW) are saved to CTPSW.
The contents saved to CTPC are the address of the instruction next to CALLT.
The current contents of the PSW are saved to CTPSW.
Bits 31 to 26 of CTPC and bits 31 to 8 of CTPSW are reserved for future function expansion (fixed to 0).
31
0
CTPC
(Saved PC contents)
0
Default value
0xxxxxxxH
(x: Undefined)
26 25
0 0 0 0
31
0
CTPSW
(Saved PSW
contents)
0
Default value
000000xxH
(x: Undefined)
87
0 0 0 0
0
0 0 0 0
0
0 0 0 0
0
0 0 0 0
相关PDF资料
PDF描述
UPD780031AYCW(A)-XXX 8-BIT, MROM, 8.38 MHz, MICROCONTROLLER, PDIP64
UPD780123GB(A1)-XXX-8ET 8-BIT, MROM, 10 MHz, MICROCONTROLLER, PQFP52
UPD780146GC-XXX-8BT 8-BIT, MROM, 10 MHz, MICROCONTROLLER, PQFP80
UPD784216AGC-XXX-8EU 16-BIT, MROM, 12.5 MHz, MICROCONTROLLER, PQFP100
UPD789304GK-XXX-9ET 8-BIT, MROM, 5 MHz, MICROCONTROLLER, PQFP64
相关代理商/技术参数
参数描述
UPD70F3263GC-8EA-A 制造商:Renesas Electronics Corporation 功能描述:
UPD70F3263HYGC-8EA-A 制造商:Renesas Electronics Corporation 功能描述:
UPD70F3264YGJ-UEN-A 制造商:Renesas Electronics Corporation 功能描述:
UPD70F3266YGJ-UEN-A 制造商:Renesas Electronics Corporation 功能描述:
UPD70F3281YGC-8EA-A 制造商:Renesas Electronics Corporation 功能描述: