DF2345TE20 Renesas Electronics America, DF2345TE20 Datasheet - Page 429
DF2345TE20
Manufacturer Part Number
DF2345TE20
Description
MCU 5V 128K 100-TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2300r
Datasheet
1.DF2345TE20V.pdf
(929 pages)
Specifications of DF2345TE20
Core Processor
H8S/2000
Core Size
16-Bit
Speed
20MHz
Connectivity
SCI, SmartCard
Peripherals
POR, PWM, WDT
Number Of I /o
71
Program Memory Size
128KB (128K x 8)
Program Memory Type
FLASH
Ram Size
4K x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Data Converters
A/D 8x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
100-TQFP, 100-VQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Other names
HD64F2345TE20
HD64F2345TE20
HD64F2345TE20
Available stocks
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Price
Company:
Part Number:
DF2345TE20V
Manufacturer:
Renesas
Quantity:
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Writing to RSTCSR: RSTCSR must be written to by word transfer instruction to address
H'FFBE. It cannot be written to with byte instructions.
Figure 11.3 shows the format of data written to RSTCSR. The method of writing 0 to the WOVF
bit differs from that for writing to the RSTE and RSTS bits.
To write 0 to the WOVF bit, the write data must have H'A5 in the upper byte and H'00 in the
lower byte. This clears the WOVF bit to 0, but has no effect on the RSTE and RSTS bits. To write
to the RSTE and RSTS bits, the upper byte must contain H'5A and the lower byte must contain the
write data. This writes the values in bits 6 and 5 of the lower byte into the RSTE and RSTS bits,
but has no effect on the WOVF bit.
Reading TCNT, TCSR, and RSTCSR: These registers are read in the same way as other
registers. The read addresses are H'FFBC for TCSR, H'FFBD for TCNT, and H'FFBF for
RSTCSR.
Writing 0 to WOVF bit
Writing to RSTE and RSTS bits
TCNT write
TCSR write
Address: H'FFBE
Address: H'FFBE
Address: H'FFBC
Address: H'FFBC
Figure 11.2 Format of Data Written to TCNT and TCSR
Figure 11.3 Format of Data Written to RSTCSR
15
15
15
15
H'5A
H'A5
H'A5
H'5A
Rev. 4.00 Feb 15, 2006 page 403 of 900
8 7
8 7
8 7
8 7
Section 11 Watchdog Timer
Write data
Write data
Write data
H'00
REJ09B0291-0400
0
0
0
0
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