DF2134AFA20V Renesas Electronics America, DF2134AFA20V Datasheet - Page 536
DF2134AFA20V
Manufacturer Part Number
DF2134AFA20V
Description
IC H8S/2100 MCU FLASH 80QFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2100r
Datasheets
1.HEWH8E10A.pdf
(19 pages)
2.D12312SVTE25V.pdf
(341 pages)
3.DF2134AFA20V.pdf
(1063 pages)
Specifications of DF2134AFA20V
Core Processor
H8S/2000
Core Size
16-Bit
Speed
20MHz
Connectivity
IrDA, SCI
Peripherals
POR, PWM, WDT
Number Of I /o
58
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
80-QFP
For Use With
3DK2166 - DEV EVAL KIT H8S/2166
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
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Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DF2134AFA20V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
- Current page: 536 of 1063
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Section 16 I
Bit 0—Acknowledge Bit (ACKB): Stores acknowledge data. In transmit mode, after the
receiving device receives data, it returns acknowledge data, and this data is loaded into ACKB. In
receive mode, after data has been received, the acknowledge data set in this bit is sent to the
transmitting device.
When this bit is read, in transmission (when TRS = 1), the value loaded from the bus line
(returned by the receiving device) is read. In reception (when TRS = 0), the value set by internal
software is read.
When this bit is written to, the acknowledge data transmitted at the receipt is rewritten regardless
of the TRS value. The data loaded from the receiving device is retained, therefore take care of
using bit-manipulation instructions.
Bit 0
ACKB
0
1
16.2.7
STCR is an 8-bit readable/writable register that controls register access, the I
mode (when the on-chip IIC option is included), and on-chip flash memory (F-ZTAT versions),
and selects the TCNT input clock source. For details of functions not related to the I
interface, see section 3.2.4, Serial Timer Control Register (STCR), and the descriptions of the
relevant modules. If a module controlled by STCR is not used, do not write 1 to the corresponding
bit.
STCR is initialized to H'00 by a reset and in hardware standby mode.
Bit 7—Reserved: Do not write 1 to this bit.
Rev. 4.00 Jun 06, 2006 page 480 of 1004
REJ09B0301-0400
Bit
Initial value
Read/Write
Serial Timer Control Register (STCR)
Description
Receive mode: 0 is output at acknowledge output timing
Transmit mode: Indicates that the receiving device has acknowledged the data (signal
is 0)
Receive mode: 1 is output at acknowledge output timing
Transmit mode: Indicates that the receiving device has not acknowledged the data
(signal is 1)
2
C Bus Interface [H8S/2138 Group Option]
R/W
—
7
0
IICX1
R/W
6
0
IICX0
R/W
5
0
IICE
R/W
4
0
FLSHE
R/W
3
0
R/W
—
2
0
2
C interface operating
ICKS1
R/W
1
0
(Initial value)
2
C bus
ICKS0
R/W
0
0
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