DF2170BVTE33V Renesas Electronics America, DF2170BVTE33V Datasheet - Page 135
DF2170BVTE33V
Manufacturer Part Number
DF2170BVTE33V
Description
IC H8S/2170 MCU FLASH 100-TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2100r
Datasheet
1.DF2170BVTE33V.pdf
(572 pages)
Specifications of DF2170BVTE33V
Core Processor
H8S/2000
Core Size
16-Bit
Speed
33MHz
Connectivity
SCI, USB
Peripherals
DMA, POR, PWM, WDT
Number Of I /o
76
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
32K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Oscillator Type
External
Operating Temperature
-20°C ~ 75°C
Package / Case
100-TQFP, 100-VQFP
For Use With
HS0005KCU11H - EMULATOR E10A-USB H8S(X),SH2(A)3DK2166 - DEV EVAL KIT H8S/2166
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Data Converters
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DF2170BVTE33V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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6.3.9
RTCNT is an 8-bit readable/writable up-counter. RTCNT counts up using the internal clock
selected by bits RTCK2 to RTCK0 in REFCR.
When RTCNT matches RTCOR (compare match), the CMF flag in REFCR is set to 1 and
RTCNT is cleared to H'00. If the RFSHE bit in REFCR is set to 1 at this time, a refresh cycle is
started. If the RFSHE bit is cleared to 0 and the CMIE bit in REFCR is set to 1, a compare match
interrupt (CMI) is generated.
RTCNT is initialized to H'00 by a reset and in hardware standby mode. It is not initialized in
software standby mode.
6.3.10
RTCOR is an 8-bit readable/writable register that sets the period for compare match operations
with RTCNT.
The values of RTCOR and RTCNT are constantly compared, and if they match, the CMF flag in
REFCR is set to 1 and RTCNT is cleared to H'00.
RTCOR is initialized to H'FF by a reset and in hardware standby mode. It is not initialized in
software standby mode.
Refresh Timer Counter (RTCNT)
Refresh Time Constant Register (RTCOR)
Rev. 2.00, 03/04, page 101 of 534
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