HD64F3029XBL25V Renesas Electronics America, HD64F3029XBL25V Datasheet - Page 202
HD64F3029XBL25V
Manufacturer Part Number
HD64F3029XBL25V
Description
MCU 5V 512K,PB-FREE 100-TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8/300Hr
Datasheet
1.HD64F3029X25.pdf
(1012 pages)
Specifications of HD64F3029XBL25V
Core Processor
H8/300H
Core Size
16-Bit
Speed
25MHz
Connectivity
SCI, SmartCard
Peripherals
DMA, PWM, WDT
Number Of I /o
70
Program Memory Size
512KB (512K x 8)
Program Memory Type
FLASH
Ram Size
16K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 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
Lead free / RoHS Compliant
Eeprom Size
-
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To use the self-refresh function, set the SRFMD bit to 1 in DRCRA. When a SLEEP instruction is
subsequently executed in order to enter software standby mode, the CAS and RAS signals are
output and the DRAM enters self-refresh mode, as shown in figure 6.30.
When the chip exits software standby mode, CAS and RAS outputs go high.
The following conditions must be observed when the self-refresh function is used:
The self-refresh function will not work properly unless the above conditions are observed.
Refresh Signal (RFSH
output by setting the RFSHE bit to 1 in DRCRA. RFSH output timing is shown in figures 6.28,
6.29, and 6.30.
When burst access is selected, RAS up mode must be selected before executing a SLEEP
instruction in order to enter software standby mode. Therefore, if RAS down mode has been
selected, the RDM bit in DRCRA must be cleared to 0 and RAS up mode selected before
executing the SLEEP instruction. Select RAS down mode again after exiting software standby
mode.
The instruction immediately following a SLEEP instruction must not be located in an area
designated as DRAM space.
Address bus
PB
PB
CS
RFSH
4
5
RD(WE)
(UCAS)
(LCAS)
n
(RAS)
RFSH): A refresh signal (RFSH) that transmits a refresh cycle off-chip can be
RFSH
RFSH
Figure 6.30 Self-Refresh Timing (CSEL = 0)
Software standby
High-impedance
mode
Oscillation stabilization
Rev. 2.0, 06/04, page 173 of 980
time
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