tmp19a44fda TOSHIBA Semiconductor CORPORATION, tmp19a44fda Datasheet - Page 456

• Manufacturer Part Number: tmp19a44fda
• Description: 32bit Tx System Risc
• Manufacturer: TOSHIBA Semiconductor CORPORATION

Serial Bus Interface (SBI)
<SIOS>
<SIOF>
<SEF>
SCK pin (output)
SO pin
INTS0 interrupt
request
SBIDBR
<SIOS>
<SIOF>
<SEF>
SCK pin (input)
SO pin
INTS0 interrupt request
SBIDBR
Example: Example of programming (MIPS16) to terminate transmission by <SIO> (external clock)
STEST1
STEST2
Write the transmit data
Write the transmit data
*
*
a
a
:
:
a
a
0
0
ADDIU
LB
AND
BNEZ
ADDIU
LB
AND
BEQZ
ADDIU
SB
b
b
a
a
1
1
a
a
2
2
TMP19A44 (rev1.3) 16-32
a
a
Fig. 16.18 Transmit Mode
r3,
r2, (SBISR)
r2,
r2,
r3,
r2, (PC)
r2,
r2,
r3,
r3, (SBICR1)
3
3
a
a
4
4
r0,
r3
STEST1
r0,
r3
STEST2
r0,
(b) External clock
a
a
5
5
0x04
0x40
0y00000111
a
a
(a) Internal clock
6
6
a
a
7
7
b
b
0
0
; If SBISR<SEF> = 1 then loop
; If SCK = 0 then loop
; <SIOS> ← 0
b
b
1
1
<SIOS> is cleared
b
b
2
2
b
b
<SIOS> is cleared
3
3
b
b
4
4
b
b
TMP19A44
5
5
b
b
6
6
b
b
7
7
2010-04-01