UPD78F1001GB-GAF-AX Renesas Electronics America, UPD78F1001GB-GAF-AX Datasheet - Page 864
UPD78F1001GB-GAF-AX
Manufacturer Part Number
UPD78F1001GB-GAF-AX
Description
MCU 16BIT 78K0R/KX3-L 44-LQFP
Manufacturer
Renesas Electronics America
Series
78K0R/Kx3-Lr
Datasheet
1.UPD78F1000GB-GAF-AX.pdf
(1171 pages)
Specifications of UPD78F1001GB-GAF-AX
Core Processor
78K/0R
Core Size
16-Bit
Speed
20MHz
Connectivity
3-Wire SIO, I²C, LIN, UART/USART
Peripherals
DMA, LVD, POR, PWM, WDT
Number Of I /o
33
Program Memory Size
32KB (32K x 8)
Program Memory Type
FLASH
Ram Size
1.5K x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 5.5 V
Data Converters
A/D 10x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
*
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
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Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
UPD78F1001GB-GAF-AX
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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78K0R/Kx3-L
R01UH0106EJ0300 Rev.3.00
Oct 01, 2010
Note The DST0 flag is automatically cleared to 0 when a DMA transfer is completed.
Remark
Writing the DEN0 flag is enabled only when DST0 = 0. To terminate a DMA transfer without waiting for
occurrence of the interrupt of DMA0 (INTDMA0), set the DST0 bit to 0 and then the DEN0 bit to 0 (for details,
refer to 17.5.5 Forced termination by software).
Figure 17-9. Example of Setting for UART Consecutive Reception + ACK Transmission
This is an example where a software trigger is used as a DMA start source.
If ACK is not transmitted and if only data is consecutively received from UART, the UART reception end
interrupt (INTSR0) can be used to start DMA for data reception.
Setting for UART reception
DRA0 = FE00H
DBC0 = 0040H
User program
DMC0 = 00H
DSA0 = 12H
processing
DEN0 = 1
DST0 = 1
Start
DEN0 = 0
DST0 = 0
INTSR0 occurs.
RETI
End
INTDMA0
occurs.
Note
INTSR0 interrupt routine
DMA0 transfer
STG0 = 1
P10 = 1
P10 = 0
RETI
CHAPTER 17 DMA CONTROLLER
Hardware operation
864
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