
MB90590 Series
4
(Continued)
*: Embedded Algorithm is a trade mark of Advanced Micro Devices Inc.
Features
MB90V590A
MB90F594A/MB90F591
MB90594/MB90591
16-bit
Input Capture
(6 channels)
Rising edge, falling edge or rising & falling edge sensitive
Six 16-bit Capture registers
Signals an interrupt upon external event
8/16-bit
Programma-ble
Pulse Gen-erator
(6channels)
Supports 8-bit and 16-bit operation modes
Twelve 8-bit reload counters
Twelve 8-bit reload registers for L pulse width
Twelve 8-bit reload registers for H pulse width
A pair of 8-bit reload counters can be configured as one 16-bit reload counter or as
8-bit prescaler plus 8-bit reload counter
6 output pins
Operation clock freq.: fsys, fsys/2 1 , fsys/2 2 , fsys/2 3 , fsys/2 4 or 128
s@fosc=4MHz
(fsys = System clock frequency, fosc = Oscillation clock frequency)
CAN Interface
(2 channels)
Conforms to CAN Specification Version 2.0 Part A and B
Automatic re-transmission in case of error
Automatic transmission responding to Remote Frame
Prioritized 16 message buffers for data and ID’s
Supports multiple messages
Flexible configuration of acceptance filtering:
Full bit compare / Full bit mask / Two partial bit masks
Supports up to 1Mbps
Stepper Motor
Controller
(4 channels)
Four high current outputs for each channel
Synchronized two 8-bit PWM’s for each channel
Succeeds to MB89940 design resource
External Inter-rupt
(8 channels)
Can be programmed edge sensitive or level sensitive
Sound Gener-ator
8-bit PWM signal is mixed with tone frequency from 8-bit reload counter
PWM frequency : 62.5K, 31.2K, 15.6K, 7.8KHz at System clock = 16MHz
Tone frequency : PWM frequency / 2 / (reload value + 1)
IO Ports
Virtually all external pins can be used as general purpose IO
All push-pull outputs and schmitt trigger inputs
Bit-wise programmable as input/output or peripheral signal
Flash Memory
Supports automatic program-
ming,Embedded Algorithm TM *
Write/Erase/Erase-Suspend/Re-
sume commands
A flag indicating completion of the
algorithm
Number of erase cycles: 10,000
times
Data retention time: 10 years
Hard-wired reset vector available
in order to point to a fixed boot
sector in Flash Memory
Flash Writer from Minato Electron-
ics Inc.
Boot block configuration
Erase can be performed on each
block
Block protection with external pro-
gramming voltage