DF2437FV Renesas Electronics America, DF2437FV Datasheet - Page 30
DF2437FV
Manufacturer Part Number
DF2437FV
Description
IC H8S/2437 MCU FLASH 128QFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2400r
Specifications of DF2437FV
Core Processor
H8S/2600
Core Size
16-Bit
Speed
20MHz
Connectivity
I²C, SCI
Peripherals
POR, PWM, WDT
Number Of I /o
85
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
16K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Data Converters
A/D 16x10b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
128-QFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DF2437FV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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Figure 14.5
Figure 14.6
Figure 14.7
Figure 14.8
Figure 14.9
Figure 14.10 TWCNT Write-Increment Conflict...................................................................... 429
Figure 14.11 Write to START Bit during Free-Running Counter Operation............................ 430
Section 15 Watchdog Timer (WDT)
Figure 15.1
Figure 15.2
Figure 15.3
Figure 15.4
Figure 15.5
Figure 15.6
Figure 15.7
Section 16 Serial Communication Interface (SCI)
Figure 16.1
Figure 16.2
Figure 16.3
Figure 16.4
Figure 16.5
Figure 16.6
Figure 16.7
Figure 16.8
Figure 16.9
Figure 16.9
Figure 16.10 Example of Communication Using Multiprocessor Format
Figure 16.11 Sample Multiprocessor Serial Transmission Flowchart....................................... 475
Figure 16.12 Example of SCI Operation in Reception
Figure 16.13 Sample Multiprocessor Serial Reception Flowchart (1) ...................................... 477
Figure 16.13 Sample Multiprocessor Serial Reception Flowchart (2) ...................................... 478
Figure 16.14 Data Format in Clocked Synchronous Communication (LSB-First) ................... 479
Figure 16.15 Sample SCI Initialization Flowchart.................................................................... 480
Figure 16.16 Sample SCI Transmission Operation in Clocked Synchronous Mode................. 482
Figure 16.17 Sample Serial Transmission Flowchart................................................................ 483
Rev.2.00 May. 28, 2009 Page xxviii of xxxviii
REJ09B0059-0200
Count Start Timing for Duty Measurement ......................................................... 426
Input Capture Timing during Duty Measurement................................................ 426
Clear Timing for START Bit when Duty Measurement Ends............................. 427
Set Timing for Duty Measurement End Flag (ENDF) ......................................... 427
Set Timing for OVF Flag..................................................................................... 428
Block Diagram of WDT....................................................................................... 436
Watchdog Timer Mode (RST/NMI = 1) Operation ............................................. 439
Interval Timer Mode Operation ........................................................................... 440
OVF Flag Set Timing........................................................................................... 440
Internal Reset Signal Generation Timing............................................................. 441
Writing to TCNT and TCSR................................................................................ 442
Conflict between TCNT Write and Increment..................................................... 443
Block Diagram of SCI ......................................................................................... 446
Data Format in Asynchronous Communication
(Example with 8-Bit Data, Parity, Two Stop Bits) .............................................. 462
Receive Data Sampling Timing in Asynchronous Mode..................................... 464
Relation between Output Clock and Transmit Data Phase
(Asynchronous Mode) ......................................................................................... 465
Sample SCI Initialization Flowchart.................................................................... 466
Example of Operation in Transmission in Asynchronous Mode
(Example with 8-Bit Data, Parity, One Stop Bit)................................................. 467
Sample Serial Transmission Flowchart................................................................ 468
Example of SCI Operation in Reception
(Example with 8-Bit Data, Parity, One Stop Bit)................................................. 469
Sample Serial Reception Flowchart (1) ............................................................... 471
Sample Serial Reception Flowchart (2) ............................................................... 472
(Transmission of Data H'AA to Receiving Station A)......................................... 474
(Example with 8-Bit Data, Multiprocessor Bit, One Stop Bit) ............................ 476
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