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MB90580B Series
4
I
PRODUCT LINEUP
(Continued)
Item
Part number
MB90587
MB90583B
MB90F583B
MB90V580B
Classification
Mass-produced products
(MASK ROM)
Mass-produced products
(Flash ROM)
Development
/
evaluation
product
ROM size
64 Kbytes
128 Kbytes
128 Kbytes
None
RAM size
4 Kbytes
6 Kbytes
6 Kbytes
6 Kbytes
Emulator-specific
power supply *
1
None
CPU functions
The number of instructions: 340
Instruction bit length: 8 bits, 16 bits
Instruction length: 1 byte to 7 bytes
Data bit length: 1 bit, 8 bits, 16 bits
Minimum execution time: 62.5 ns (at machine clock of 16 MHz)
Interrupt processing time: 1.5 ms (at machine clock of 16 MHz, minimum value)
Ports
General-purpose I/O ports (CMOS output)
General-purpose I/O port (Can be set as open-drain)
General-purpose I/O ports (Input pull-up resistors available)
Total:
: 45
: 8
: 24
: 77
IEBus
TM
controller
None
Communication mode: Half-duplex, asynchronous communication
Multi-master system
Access control: CDMA/CD
Three modes selectable for different transmission speeds
Transmit buffer: 8-byte FIFO buffer
Receive buffer: 8-byte FIFO buffer
Timebase timer
18-bit counter
Interrupt interval: 1.024 ms, 4.096 ms, 16.384 ms, 131.072 ms (At oscillation of 4 MHz)
Watchdog timer
Reset generation interval: 3.58 ms, 14.33 ms, 57.23 ms, 458.75 ms
(at oscillation of 4 MHz, minimum value)
Clock timer
15-bit counter
Interrupt interval: 1 s, 0.5 s, 0.25 s, 31.25 ms (At oscillation of 32.768 kHz)
Number of channels: 1 (8-bit
×
2 channels)
PPG operation of 8-bit or 16-bit
A pulse wave of given intervals and given duty ratios can be output.
Pulse interval: 62.5 ns to 1 ms (at oscillation of 4 MHz, machine clock of 16 MHz)
8/16-bit PPG timer
16-bit reload timer
Number of channels: 3
Event count provided
Interval: 125 ns to 131 ms (at oscillation of 4 MHz, machine clock of 16 MHz)
PWC timer
Number of channels: 1
Timer function (select the counter timer from three internal clocks.)
Pulse width measuring function (select the counter timer from three internal clocks.)