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CHAPTER 25 FLASH MEMORY
User’s Manual U19780EJ2V0UD
608
Table 25-11. Interrupt Response Time for Self Programming Library (Reference Values) (1/2)
(1) When internal high-speed oscillation clock is used
Interrupt Response Time (
μ
s (Max.))
Normal Model of C Compiler
Static Model of C Compiler/Assembler
Library Name
Entry RAM location
is outside short
direct addressing
range
Entry RAM location
is in short direct
addressing range
Entry RAM location
is outside short
direct addressing
range
Entry RAM location
is in short direct
addressing range
Block blank check library
1100.9
431.9
1095.3
426.3
Block erase library
1452.9
783.9
1447.3
778.3
Word write library
1247.2
579.2
1239.2
571.2
Block
verify
library
1125.9 455.9 1120.3 450.3
Set information library
906.9
312.0
905.8
311.0
EEPROM write library
1215.2
547.2
1213.9
545.9
Remarks 1.
The above interrupt response times are those during stabilized operation of the internal high-speed
oscillator (RSTS = 1).
2.
RSTS: Bit 7 of the internal oscillation mode register (RCM)
(2) When high-speed system clock is used (normal model of C compiler)
Interrupt Response Time (
μ
s (Max.))
RSTOP = 0, RSTS = 1
RSTOP = 1
Library Name
Entry RAM location
is outside short
direct addressing
range
Entry RAM location
is in short direct
addressing range
Entry RAM location
is outside short
direct addressing
range
Entry RAM location
is in short direct
addressing range
Block blank check library
179/f
CPU
+ 567
179/f
CPU
+ 246
179/f
CPU
+ 1708
179/f
CPU
+ 569
Block erase library
179/f
CPU
+ 780
179/f
CPU
+ 459
179/f
CPU
+ 1921
179/f
CPU
+ 782
Word write library
333/f
CPU
+ 763
333/f
CPU
+ 443
333/f
CPU
+ 1871
333/f
CPU
+ 767
Block verify library
179/f
CPU
+ 580
179/f
CPU
+ 259
179/f
CPU
+ 1721
179/f
CPU
+ 582
Set information library
80/f
CPU
+ 456
80/f
CPU
+ 200
80/f
CPU
+ 1598
80/f
CPU
+ 459
29/f
CPU
+ 767
29/f
CPU
+ 447
29/f
CPU
+ 767
29/f
CPU
+ 447
EEPROM write library
Note
333/f
CPU
+ 696
333/f
CPU
+ 376
333/f
CPU
+ 1838
333/f
CPU
+ 700
Note
The longer value of the EEPROM write library interrupt response time becomes the Max. value, depending
on the value of f
CPU
.
Remarks 1.
f
CPU
: CPU operation clock frequency
2.
RSTOP: Bit 0 of the internal oscillation mode register (RCM)
3.
RSTS: Bit 7 of the internal oscillation mode register (RCM)