tmp88cu74 TOSHIBA Semiconductor CORPORATION, tmp88cu74 Datasheet - Page 99

• Manufacturer Part Number: tmp88cu74
• Description: Cmos 8-bit Microcontroller
• Manufacturer: TOSHIBA Semiconductor CORPORATION

SIOS
SIOF
SEF
SCK
SO0 pin
INTSIO interrupt
request
SBIDBR
SIOS
SIOF
SEF
SCK
SO0 pin
INTSBI interrupt
request
SBIDBR
0
0
pin (output)
pin (Input)
Write transmitted data
Write transmitted data
*
*
a
a
Example: SIO0 transfer end command (External clock)
STEST1:
STEST2:
a
a
0
0
b
b
a
a
1
1
a
a
2
2
TEST
JRS
TEST
JRS
LD
Figure 2.10.21 Transfer Mode
a
a
3
3
a
a
4
4
(b) External clock
(a) Interral clock
(SBISR). SEF
F, STEST1
(P3). 6
T, STEST2
(SBICR1), 00000111B
88CU74-99
a
a
5
5
a
a
6
6
a
a
7
7
b
b
0
0
b
b
1
1
Clear SIOS
b
b
;
;
;
2
2
Clear SIOS
If SEF = 1 then loop
If
SIOS ← 0
b
b
3
3
SCK
b
b
4
4
= 0 then loop
b
b
5
5
b
b
6
6
b
b
7
TMP88CU74
7
2007-10-19
2003-02-17