HD6412350 Hitachi, HD6412350 Datasheet - Page 23

• Manufacturer Part Number: HD6412350
• Description: (HD6412350 / HD6432351) 16-BIT MICROCONTROLLER
• Manufacturer: Hitachi

Table 1-1
Item
Data transfer
controller (DTC)
16-bit timer-pulse
unit (TPU)
Programmable
pulse generator
(PPG)
Watchdog timer
Serial communica-
tion interface (SCI)
2 channels
A/D converter
D/A converter
I/O ports
Memory
Interrupt controller
Overview (cont)
Specification
Product Name
H8S/2350
H8S/2351
Can be activated by internal interrupt or software
Multiple transfers or multiple types of transfer possible for one activation
source
Transfer possible in repeat mode, block transfer mode, etc.
Request can be sent to CPU for interrupt that activated DTC
6-channel 16-bit timer on-chip
Pulse I/O processing capability for up to 16 pins'
Automatic 2-phase encoder count capability
Maximum 16-bit pulse output possible with TPU as time base
Output trigger selectable in 4-bit groups
Non-overlap margin can be set
Direct output or inverse output setting possible
Watchdog timer or interval timer selectable
Asynchronous mode or synchronous mode selectable
Multiprocessor communication function
Smart card interface function
Resolution: 10 bits
Input: 8 channels
High-speed conversion : 6.7 µs minimum conversion time
(at 20 MHz operation)
Single or scan mode selectable
Sample and hold circuit
A/D conversion can be activated by external trigger or timer trigger
Resolution: 8 bits
Output: 2 channels
87 I/O pins, 8 input-only pins
Mask ROM
High-speed static RAM
Nine external interrupt pins (NMI, IRQ0 to IRQ7)
42 internal interrupt sources
Eight priority levels settable
ROM
—
64 kbytes
RAM
2 kbytes
2 kbytes
3