HD6477021X20V Renesas Electronics America, HD6477021X20V Datasheet - Page 102
HD6477021X20V
Manufacturer Part Number
HD6477021X20V
Description
MCU 5V 32K PB-FREE 100-TQFP
Manufacturer
Renesas Electronics America
Series
SuperH® SH7020r
Datasheet
1.HD6417020SVX12IV.pdf
(511 pages)
Specifications of HD6477021X20V
Core Processor
SH-1
Core Size
32-Bit
Speed
20MHz
Connectivity
EBI/EMI, SCI
Peripherals
DMA, POR, PWM, WDT
Number Of I /o
32
Program Memory Size
32KB (32K x 8)
Program Memory Type
OTP
Ram Size
1K x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
100-TQFP, 100-VQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Data Converters
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
HD6477021X20V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
- Current page: 102 of 511
- Download datasheet (2Mb)
•
Bit 3: RW1
0
1
•
Bit 1: SZ1
0
1
Note: When setting to break on an instruction fetch, set the SZ0 bit to 0. All instructions will be
6.3
6.3.1
The flow from setting of break conditions to user break interrupt exception processing is described
below.
1. Break conditions are set in break address register (BAR), break address mask register
2. The UBC checks to see if the set conditions are satisfied, using the system shown in figure 6.2.
Bits 3 and 2 (read/write select (RW1, RW0)): RW1, RW0 select whether to break on read
and/or write access cycles.
Bits 1 and 0 (operand size select (SZ1, SZ0)): SZ1, SZ0 select bus cycle operand size as a
break condition.
(BAMR), and the break bus cycle register (BBR). Set the break address in the BAR, the
address bits to be masked in the BAMR and the type of breaking bus cycle in the BBR. When
even one of the BBR groups (CPU cycle/DMA cycle select bits (CD1, CD0), instruction
fetch/data access select bits (ID1, ID0), read/write select bits (RW1, RW0)) is set to 00 (no
user break interrupt), there will be no user break even when all other conditions are consistent.
To use a user break interrupt, set conditions for all three pairs.
When the break conditions are satisfied, the UBC sends a user break interrupt request to the
interrupt controller.
considered to be accessed as words (even those instructions in on-chip memory for which
two instructions can be fetched simultaneously in a single bus cycle). Instruction fetch is by
word access and CPU/DMAC data access is by the specified operand size. They are not
determined by the bus width of the space being accessed.
Operation
Flow of the User Break Operation
Bit 2: RW0
0
1
0
1
Bit 0: SZ0
0
1
0
1
Description
No break interrupt occurs (initial value)
Break only on read cycles
Break only on write cycles
Break on both read and write cycles
Description
Operand size is not a break condition (initial value)
Break on byte access
Break on word access
Break on long word access
RENESAS 81
Related parts for HD6477021X20V
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
Part Number:
Description:
KIT STARTER FOR M16C/29
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR R8C/2D
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
R0K33062P STARTER KIT
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR R8C/23 E8A
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR R8C/25
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER H8S2456 SHARPE DSPLY
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR R8C38C
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR R8C35C
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR R8CL3AC+LCD APPS
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR RX610
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR R32C/118
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT DEV RSK-R8C/26-29
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR SH7124
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR H8SX/1622
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT DEV FOR SH7203
Manufacturer:
Renesas Electronics America
Datasheet: