Toshiba SD-2300, Service Manual

Page: 116 / 160

Pin
No.
33
|
40
41
|
48
49
|
56
58
59
60
61
62
63
64
65
66
67
68
Function
Port 0: I/O port, that can set I/O on a bit-by-
bit basis.
Address data (lower): address/data bus 0-7
Port 1: I/O port, that can set I/O on a bit-by-
bit basis.
Address data (upper): address/data bus 8-
15
Address: Address bus 8-15
Port 2: (lower): I/O port, that can set I/O on
a bit-by-bit basis. (Pull-up resistance is
built in.)
Address: address bus 0-7.
Address: address bus 16-23.
Port 30: Exclusive port for output.
Read: Develops strobe signal to read the
external memory.
Port 31: Exclusive port for output.
Write: Develops strobe signal to write the
data transmitted to terminals of AD0-7.
Port 32: I/O port. (Pull-up resistor is built-
in.)
Upper write: Develops strobe signal to
write the data transmitted to terminals of
AD8-15.
Clock I/O terminal at SIO mode of the
serial bus interface.
Port 33: I/O port.
Data transmission channel at SIO mode of
the serial bus interface.
Data I/O terminal at I2C bus mode of the
serial bus interface.
Port 34: I/O port.
Data receiving channel at SIO mode of the
serial bus interface.
Clock I/O terminal at I2C bus mode of the
serial bus interface.
Port 35: I/O port.
Interrupt request terminal 0: Interrupt
request terminal with the signal at level/
rising edge programmable.
Port 40: I/O port.
Timer input 0: Input terminal, Timer 0.
Interrupt request terminal 1: Interrupt
request terminal at rising edge.
Port 41: I/O port.
Timer output 3: Output terminal, Timer 3.
Port 42: I/O port.
Timer input 4: Input terminal, Timer 4.
Interrupt request terminal 4: Interrupt
request terminal with the signal at rising/
falling edge programmable.
Port43: I/O port
Timer input 5: Input terminal, Timer 4.
Interrupt request terminal 5: Interrupt
request terminal at rising edge.
Port 44: I/O port.
Timer input 4: Output terminal, Timer 4.
Name
P00-P07
/AD0-AD7
P10-P17
/AD8-AD15
/A8-A15
P20-P27
/A0-A7
/A16-A23
P30
/RD
P31
/WR
P32
/HWR
/SCK
P33
/SO
/SDA
P34
/SI
/SCL
P35
/INT0
P40
/TI0
/INT1
P41
/TO3
P42
/TI4
/INT4
P43
/TI5
/NT5
P44
/TO4
Table 3-5-4 TMP93CS44 (1/3) Table 3-5-4 TMP93CS44 (2/3)
Pin
No.
69
70
71
76
|
78
80,
1
|
3
79
5
6
7
8
9
10
26
27
11
12,
14
|
19
75
Function
Port 45: I/O port.
Timer input 6: Input terminal, Timer 5.
Interrupt request terminal 6: Interrupt
request terminal with the signal at rising/
falling edge programmable.
Port 46: I/O port
Timer input 7: Input terminal, Timer 5.
Interrupt request terminal 7: Interrupt
request terminal at rising edge.
Port 47: I/O port.
Timer input 6: Output terminal, Timer 5.
Port 50-52, 54-57: exclusive port for input.
Analog input 0-2, 4-7: Input terminal of A/D
converter.
Port 53: Input port.
Analog input 3: Input terminal of A/D
converter.
A/D converter external start trigger.
Port 60: I/O port. (Pull-up resistor is built-
in.)
Serial transmission data 0.
Port 61: I/O port. (Pull-up resistor is built-
in.)
Serial reception data 0.
Port 62: I/O port. (Pull-up resistor is built-
in.)
Serial clock I/O 0.
Serial data transmission available 0 (Clear
to Send).
Port 63: I/O port. (Pull-up resistor is built-
in.)
Serial transmission data 1.
Port 64: I/O port. (Pull-up resistor is built-
in.)
Serial reception data 1.
Port 65: I/O port. (Pull-up resistor is built-
in.)
Serial clock I/O 1.
Serial data transmission available 0 (Clear
to Send).
Port 66: I/O port. (Open drain output)
Low frequency oscillation connection
terminal.
Port 67: I/O port (Open drain output)
Low frequency oscillation connection
terminal.
Port 70: I/O port (Large current drive is
possible).
Wait: Bus wait request terminal to CPU
(effective at the 1Wait + N mode: set by
bus width/wait control resistor.
Port 71-77: I/O port, that can set I/O by bit.
(Large current driving is available).
A/D converter power supply terminal.
Name
P45
/TI6
/INT6
P46
/TI7
/INT7
P47
/TO6
P50-P52,
P54-P57
/AN0-AN2,
AN4-AN7
P53
/AN3
/ADTRG
P60
/TxD0
P61
/RxD0
P62
SCLK0
/CTS0
P63
/TxD1
P64
/RxD1
P65
SCLK1
/CTS1
P66
/XT1
P67
/XT2
P70
WAIT
P71-P77
AVCC