DF2148BFA20 Renesas Electronics America, DF2148BFA20 Datasheet - Page 420
DF2148BFA20
Manufacturer Part Number
DF2148BFA20
Description
IC H8S MCU FLASH 128K 100-QFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2100r
Specifications of DF2148BFA20
Core Processor
H8S/2000
Core Size
16-Bit
Speed
20MHz
Connectivity
I²C, IrDA, SCI, X-Bus
Peripherals
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)
4.5 V ~ 5.5 V
Data Converters
A/D 8x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
100-QFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Other names
HD64F2148BFA20
HD64F2148BFA20
HD64F2148BFA20
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Section 15 Serial Communication Interface (SCI and IrDA)
Bit
2
1
0
15.3.6
SCR is a register that performs enabling or disabling of SCI transfer operations and interrupt
requests, and selection of the transfer clock source. For details on interrupt requests, refer to
section 15.8, Interrupt Sources.
Bit
7
6
5
4
Rev. 3.00 Mar 21, 2006 page 364 of 788
REJ09B0300-0300
Bit Name
MP
CKS1
CKS0
Bit Name
TIE
RIE
TE
RE
Serial Control Register (SCR)
Initial Value
0
0
0
Initial Value
0
0
0
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Description
Multiprocessor Mode (enabled only in asynchronous
mode)
When this bit is set to 1, the multiprocessor
communication function is enabled. The PE bit and
O/E bit settings are invalid in multiprocessor mode.
Clock Select 1,0
These bits select the clock source for the on-chip baud
rate generator.
00:
01: /4 clock (n = 1)
10: /16 clock (n = 2)
11: /64 clock (n = 3)
For the relation between the bit rate register setting
and the baud rate, see section 15.3.9, Bit Rate
Register (BRR). n is the decimal display of the value of
n in BRR.
Description
Transmit Interrupt Enable
When this bit is set to 1, a TXI interrupt request is
enabled.
Receive Interrupt Enable
When this bit is set to 1, RXI and ERI interrupt requests
are enabled.
Transmit Enable
When this bit is set to 1, transmission is enabled.
Receive Enable
When this bit is set to 1, reception is enabled.
clock (n = 0)
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