DF2110BVTE10 Renesas Electronics America, DF2110BVTE10 Datasheet - Page 177
DF2110BVTE10
Manufacturer Part Number
DF2110BVTE10
Description
MCU 3V 64K 100-TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2100r
Datasheet
1.DF2110BVTE10V.pdf
(561 pages)
Specifications of DF2110BVTE10
Core Processor
H8S/2000
Core Size
16-Bit
Speed
10MHz
Connectivity
Host Interface (LPC), I²C, SCI
Peripherals
POR, PWM, WDT
Number Of I /o
82
Program Memory Size
64KB (64K x 8)
Program Memory Type
FLASH
Ram Size
2K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Oscillator Type
External
Operating Temperature
-20°C ~ 75°C
Package / Case
100-TQFP, 100-VQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Data Converters
-
Other names
HD64F2110BVTE10
HD64F2110BVTE10
HD64F2110BVTE10
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DF2110BVTE10V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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8.4
DACNT, DADRA, and DADRB are 16-bit registers. The data bus linking the bus master and the
on-chip peripheral modules, however, is only 8 bits wide. When the bus master accesses these
registers, it therefore uses an 8-bit temporary register (TEMP).
These registers are written to and read from as follows.
Write: When the upper byte is written to, the upper-byte write data is stored in TEMP. Next,
when the lower byte is written to, the lower-byte write data and TEMP value are combined, and
the combined 16-bit value is written in the register.
Read: When the upper byte is read from, the upper-byte value is transferred to the CPU and the
lower-byte value is transferred to TEMP. Next, when the lower byte is read from, the lower-byte
value in TEMP is transferred to the CPU.
These registers should always be accessed 16 bits at a time with a MOV instruction, and the upper
byte should always be accessed before the lower byte. Correct data will not be transferred if only
the upper byte or only the lower byte is accessed. Also note that a bit manipulation instruction
cannot be used to access these registers.
Example 1: Write to DACNT
Example 2: Read DADRA
Table 8.2
Legend:
Yes:
Register Name
DADRA and DADRB
DACNT
:
MOV.W R0, @DACNT
MOV.W @DADRA, R0
Permitted type of access. Word access includes successive byte accesses to the upper
byte (first) and lower byte (second).
This type of access may give incorrect results.
Bus Master Interface
Read and Write Access Methods for 16-Bit Registers
; Write R0 contents to DACNT
; Copy contents of DADRA to R0
Word
Yes
Yes
Read
Byte
Yes
Rev. 2.00 Mar 21, 2006 page 137 of 518
Section 8 14-Bit PWM Timer (PWMX)
Word
Yes
Yes
REJ09B0299-0200
Write
Byte
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