HD64F2623FA20J Renesas Electronics America, HD64F2623FA20J Datasheet - Page 600
HD64F2623FA20J
Manufacturer Part Number
HD64F2623FA20J
Description
IC H8S MCU FLASH 256K 100-QFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2600r
Specifications of HD64F2623FA20J
Core Processor
H8S/2600
Core Size
16-Bit
Speed
20MHz
Connectivity
CAN, SCI, SmartCard
Peripherals
POR, PWM, WDT
Number Of I /o
53
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
12K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Data Converters
A/D 16x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
100-QFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
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Section 15 Controller Area Network (HCAN)
15.3.4
Message reception is performed using mailboxes 0 and 1 to 15. The reception procedure is
described below, and a reception flowchart is shown in figure 15.9.
Initialization (after hardware reset only)
a. Clearing of IRR0 bit in interrupt register (IRR)
b. Bit rate settings
c. Mailbox transmit/receive settings
d. Mailbox (RAM) initialization
Interrupt and receive message settings
a. CPU interrupt source setting
b. Arbitration field setting
c. Local acceptance filter mask (LAFM) settings
Message reception and interrupts
a. Message reception CRC check
b. Data frame reception
c. Remote frame reception
d. Unread message reception
Initialization (After Hardware Reset Only): These settings should be made while the HCAN is
in bit configuration mode.
Rev. 5.00 Jan 10, 2006 page 574 of 1042
REJ09B0275-0500
IRR0 clearing
The reset interrupt flag (IRR0) is always set after a reset or recovery from software standby
mode. As an HCAN interrupt is initiated immediately when interrupts are enabled, IRR0
should be cleared.
Bit rate settings
Set values relating to the CAN bus communication speed and resynchronization. Refer to Bit
Rate and Bit Timing Setting in 15.3.2, Initialization after Hardware Reset, for details.
Mailbox transmit/receive settings
Each channel has one receive-only mailbox (mailbox 0) plus 15 mailboxes that can be set for
reception. Thus a total of 16 mailboxes can be used for reception. To set a mailbox for
reception, set the corresponding bit to 1 in the mailbox configuration register (MBCR). The
Receive Mode
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