TMP90C041 View Datasheet(PDF) - Toshiba
Part Name
Description
Manufacturer
TMP90C041 Datasheet PDF : 12 Pages
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Pin Name
P40 ~ P43
/A16 ~ A19
P50 ~ P55
/AN0 ~ AN5
VREF
AGND
P60 ~ P63
/M00 ~ M03
/TO1
P70 ~ P73
/M10 ~ M13
/TO3
P80
/INTO
P81
/INT1
/TI4
P82
/INT2
/TI5
P83
/TO3/T04
NMI
CLK
EA
RESET
X1/X2
VCC
VSS (GND)
TMP90C041
Table 2.2 Pin Names and Functions (2/2)
No. of Pins
4
6
1
1
4
4
1
I/O 3 states
Output
Input
–
–
I/O
Output
Output
I/O
Output
Output
Input
Function
Port 4: 4-bit output port that allows selection of Port/Address Bus on bit basis
Address bus: Also functions as address bus for external memory
(4 bits of bank address)
Port 5: 6-bit input port
Analog input: 6 analog input to A/D converter
Input of reference voltage to A/D converter
Ground pin for A/D converter
Port 6: 4-bit I/O port that allows I/O selection on bit basis
Stepping motor control port 0
Timer output 1: Output of Timer 0 or 1
Port 7: 4-bit I/O port that allows I/O selection on bit basis
Stepping motor control port 1
Timer output 3: Output of Timer 2 or 3
Port 80: 1-bit input port
Interrupt request pin 0: Interrupt request pin (Level/rising edge is
programmable)
Port 81: 1-bit input port
Interrupt request pin 1: Interrupt request pin (Rising/falling edge is
1
Input
programmable)
Timer input 4: Counter/capture trigger signal for Timer 4
Port 82: 1-bit input port
1
Input
Interrupt request pin 2: rising edge interrupt request pin
Timer input 5: capture trigger signal for Timer 4
Port 83: 1-bit output port
1
Output
Timer output 3/4: Output of Timer 2, 3 or 4
Non-maskable interrupt request pin: Falling edge interrupt request pin
1
Input
1
Output
Clock output: Generates clock pulse at 1/4 frequency of clock oscillation. It is
Pulled up internally during resetting.
1
Input
External access: Connects with GND pin in the TMP90C041 with no internal
ROM.
1
Input
Reset: Initializes the TMP90C041. (Built-in pull-up resistor)
2
Input/
Output
Pin for quartz crystal or ceramic resonator
1
–
Power supply (+5V)
1
–
Ground (0V)
TOSHIBA CORPORATION
5/12
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