DF2148ATE20 Renesas Electronics America, DF2148ATE20 Datasheet - Page 740
![IC H8S MCU FLASH 128K 100-QFP](/photos/28/61/286108/100-tqfp_sml.jpg)
DF2148ATE20
Manufacturer Part Number
DF2148ATE20
Description
IC H8S MCU FLASH 128K 100-QFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2100r
Specifications of DF2148ATE20
Core Processor
H8S/2000
Core Size
16-Bit
Speed
20MHz
Connectivity
Host Interface, I²C, IrDA, SCI
Peripherals
POR, PWM, WDT
Number Of I /o
74
Program Memory Size
128KB (128K x 8)
Program Memory Type
FLASH
Ram Size
4K x 8
Voltage - Supply (vcc/vdd)
4 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
HD64F2148ATE20
HD64F2148ATE20
HD64F2148ATE20
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DF2148ATE20IV
Manufacturer:
Renesas Electronics America
Quantity:
135
Company:
Part Number:
DF2148ATE20IV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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Section 23 ROM
23.4.4
The flash memory is controlled by means of the pins shown in table 23.3.
Table 23.3 Flash Memory Pins
Pin Name
Reset
Mode 1
Mode 0
Port 92
Port 91
Port 90
Transmit data
Receive data
23.4.5
The registers used to control the on-chip flash memory when enabled are shown in table 23.4.
In order for these registers to be accessed, the FLSHE bit must be set to 1 in STCR.
Table 23.4 Flash Memory Registers
Register Name
Flash memory control register 1
Flash memory control register 2
Erase block register 1
Erase block register 2
Serial/timer control register
Notes: 1. Lower 16 bits of the address.
Rev. 4.00 Sep 27, 2006 page 694 of 1130
REJ09B0327-0400
2. Flash memory registers share addresses with other registers. Register selection is
3. In modes in which the on-chip flash memory is disabled, a read will return H'00, and
4. When the SWE bit in FLMCR1 is not set, these registers are initialized to H'00.
5. FLMCR1, FLMCR2, EBR1, and EBR2 are 8-bit registers. Only byte accesses are valid
Pin Configuration
Register Configuration
performed by the FLSHE bit in the serial/timer control register (STCR).
writes are invalid.
for these registers, the access requiring 2 states.
(H8S/2148 F-ZTAT A-Mask Version, H8S/2147 F-ZTAT A-Mask Version, H8S/2144 F-ZTAT A-Mask Version)
Abbreviation
RES
MD1
MD0
P92
P91
P90
TxD1
RxD1
I/O
Input
Input
Input
Input
Input
Input
Output
Input
Abbreviation
FLMCR1 *
FLMCR2 *
EBR1 *
EBR2 *
STCR
5
5
Function
Reset
Sets MCU operating mode
Sets MCU operating mode
Sets MCU operating mode when MD1 = MD0 = 0
Sets MCU operating mode when MD1 = MD0 = 0
Sets MCU operating mode when MD1 = MD0 = 0
Serial transmit data output
Serial receive data input
5
5
R/W
R/W *
R/W *
R/W *
R/W *
R/W
3
3
3
3
Initial Value
H'80
H'00 *
H'00 *
H'00 *
H'00
4
4
4
Address *
H'FF80 *
H'FF81 *
H'FF82 *
H'FF83 *
H'FFC3
2
2
2
2
1
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