DF2505FC26V Renesas Electronics America, DF2505FC26V Datasheet - Page 678
![IC H8S/2505 MCU FLASH 144QFP](/photos/28/61/286132/144-bfqfp__prqp0144kb-a_sml.jpg)
DF2505FC26V
Manufacturer Part Number
DF2505FC26V
Description
IC H8S/2505 MCU FLASH 144QFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2500r
Specifications of DF2505FC26V
Core Processor
H8S/2000
Core Size
16-Bit
Speed
26MHz
Connectivity
I²C, SCI
Peripherals
POR, PWM, WDT
Number Of I /o
104
Program Memory Size
384KB (384K x 8)
Program Memory Type
FLASH
Ram Size
32K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 5.5 V
Data Converters
A/D 16x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
144-QFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
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Section 18 Controller Area Network (HCAN) [H8S/2556 Group]
18.3.14 Receive Error Counter (REC)
REC is an 8-bit read-only register that functions as a counter indicating the number of receive
message errors on the CAN bus. The count value is stipulated in the CAN protocol.
18.3.15 Transmit Error Counter (TEC)
TEC is an 8-bit read-only register that functions as a counter indicating the number of transmit
message errors on the CAN bus. The count value is stipulated in the CAN protocol.
18.3.16 Unread Message Status Register (UMSR)
UMSR is a status register that indicates, for individual mailboxes, that a received message has
been overwritten by a new receive message before being read. When overwritten by a new
message, data in the unread receive message is lost.
Note:
Rev. 6.00 Sep. 24, 2009 Page 630 of 928
REJ09B0099-0600
Bit
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Bit Name
UMSR7
UMSR6
UMSR5
UMSR4
UMSR3
UMSR2
UMSR1
UMSR0
UMSR15
UMSR14
UMSR13
UMSR12
UMSR11
UMSR10
UMSR9
UMSR8
*
Only 1 can be written to this bit for clearing the flag.
Initial
Value
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
R/W
R/(W)*
R/(W)*
R/(W)*
R/(W)*
R/(W)*
R/(W)*
R/(W)*
R/(W)*
R/(W)*
R/(W)*
R/(W)*
R/(W)*
R/(W)*
R/(W)*
R/(W)*
R/(W)*
Description
Indicates that a received massage has been overwritten by
a new message before being read.
[Setting condition]
When a new message is received before RXPR is cleared
[Clearing condition]
Writing 1
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