HD64F3029XBL25V Renesas Electronics America, HD64F3029XBL25V Datasheet - Page 142
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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6.1
The H8/3029 has an on-chip bus controller (BSC) that manages the external address space divided
into eight areas. The bus specifications, such as bus width and number of access states, can be set
independently for each area, enabling multiple memories to be connected easily.
The bus controller also has a bus arbitration function that controls the operation of the internal bus
masters-the CPU, DMA controller (DMAC), and DRAM interface and can release the bus to an
external device.
6.1.1
The features of the bus controller are listed below.
Manages external address space in area units
Basic bus interface
DRAM interface
Burst ROM interface
Manages the external space as eight areas (0 to 7) of 128 kbytes in 1-Mbyte modes, or 2
Mbytes in 16-Mbyte modes
Bus specifications can be set independently for each area
DRAM/burst ROM interfaces can be set
Chip select (CS
8-bit access or 16-bit access can be selected for each area
Two-state access or three-state access can be selected for each area
Program wait states can be inserted for each area
Pin wait insertion capability is provided
DRAM interface can be set for areas 2 to 5
Row address/column address multiplexed output (8/9/10 bits)
2-CAS byte access mode
Burst operation (fast page mode)
T
Choice of CAS-before-RAS refreshing or self-refreshing
Burst ROM interface can be set for area 0
Selection of two- or three-state burst access
P
Overview
Features
cycle insertion to secure RAS precharging time
0
to CS
Section 6 Bus Controller
7
) can be output for areas 0 to 7
Rev. 2.0, 06/04, page 113 of 980
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