UPD70F3201YGC-YEU-A Renesas Electronics America, UPD70F3201YGC-YEU-A Datasheet - Page 480
UPD70F3201YGC-YEU-A
Manufacturer Part Number
UPD70F3201YGC-YEU-A
Description
MCU 32BIT I2C 100TQFP
Manufacturer
Renesas Electronics America
Series
V850ES/Sx2r
Datasheet
1.UPD70F3201YGC-YEU-A.pdf
(555 pages)
Specifications of UPD70F3201YGC-YEU-A
Core Processor
RISC
Core Size
32-Bit
Speed
20MHz
Connectivity
CSI, EBI/EMI, I²C, UART/USART
Peripherals
DMA, PWM, WDT
Number Of I /o
68
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
16K x 8
Voltage - Supply (vcc/vdd)
2.2 V ~ 2.7 V
Data Converters
A/D 12x10b; D/A 2x8b
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
*
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
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Part Number:
UPD70F3201YGC-YEU-A
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Renesas Electronics America
Quantity:
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20.2.2 Correction control register (CORCN)
20.3 ROM Correction Operation and Program Flow
478
This register disables or enables the correction operation of correction address register n (CORADn) (n = 0 to 3).
Each channel can be enabled or disabled by this register.
This register can be read or written in 8-bit or 1-bit units.
This register is cleared to 00H after reset.
<1> If the address to be corrected and the fetch address of the internal ROM match, the fetch code is replaced by
<2> When the DBTRAP instruction is executed, execution branches to address 00000060H.
<3> Software processing after branching causes the result of ROM correction to be judged (the fetch address and
<4> After the correction software has been executed, the return address is set, and return processing is started
Cautions 1. The software that performs <3> and <4> must be executed in the internal ROM/RAM.
Remark
the DBTRAP instruction.
ROM correction operation are confirmed) and execution to branch to the correction software.
by the DBRET instruction.
2. Develop the program so that the ROM correction function is not used until data has been
3. When setting an address to be corrected to the CORADn register, clear the higher bits to 0 in
4. The ROM correction function cannot be used to correct the data of the internal ROM. It can
n = 0 to 3
Table 20-1. Correspondence Between CORCN Register Bits and CORADn Registers
CORCN
completely written to the CORCN register that controls ROM correction.
accordance with the capacity of the internal ROM. Before setting, make sure that the CORCN
register is 00H.
only be used to correct instruction codes. If ROM correction is used to correct data, that data
is replaced with the DBTRAP instruction code.
After reset:
COREN3
COREN2
COREN1
COREN0
CORENn
00H
0
1
0
CORCN Register Bit
Disabled
Enabled
CHAPTER 20 ROM CORRECTION FUNCTION
R/W
0
Address:
User’s Manual U15905EJ2V1UD
0
Enables/disables correction operation
FFFFF880H
0
CORAD3
CORAD2
CORAD1
CORAD0
Corresponding CORADn Register
COREN3 COREN2 COREN1 COREN0
3
2
1
0
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