UPD78F9200MA-CAC-A Renesas Electronics America, UPD78F9200MA-CAC-A Datasheet - Page 166
UPD78F9200MA-CAC-A
Manufacturer Part Number
UPD78F9200MA-CAC-A
Description
MCU 8BIT 1KB FLASH 128B RAM
Manufacturer
Renesas Electronics America
Series
78K0S/Kx1+r
Datasheet
1.UPD78F9200MA-CAC-A.pdf
(342 pages)
Specifications of UPD78F9200MA-CAC-A
Package / Case
*
Voltage - Supply (vcc/vdd)
2 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Speed
10MHz
Number Of I /o
7
Core Processor
78K0S
Program Memory Type
FLASH
Ram Size
128 x 8
Program Memory Size
1KB (1K x 8)
Data Converters
A/D 4x10b
Oscillator Type
Internal
Peripherals
LVD, POR, PWM, WDT
Core Size
8-Bit
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Connectivity
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
UPD78F9200MA-CAC-A
Manufacturer:
NEC
Quantity:
20 000
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(2) Analog input channel specification register (ADS)
(3) 10-bit A/D conversion result register (ADCR)
164
Symbol
ADCR
This register specifies the input port of the analog voltage to be A/D converted.
ADS can be set by a 1-bit or 8-bit memory manipulation instruction.
Reset signal generation clears this register to 00H.
This register is a 16-bit register that stores the A/D conversion result. The higher six bits are fixed to 0. Each
time A/D conversion ends, the conversion result is loaded from the successive approximation register, and is
stored in ADCR in order starting from bit 1 of FF19H. FF19H indicates the higher 2 bits of the conversion result,
and FF18H indicates the lower 8 bits of the conversion result.
ADCR can be read by a 16-bit memory manipulation instruction.
Reset signal generation makes ADCR undefined.
Address: FF18H, FF19H
Caution When writing to the A/D converter mode register (ADM) and analog input channel
0
Figure 9-5. Format of Analog Input Channel Specification Register (ADS)
0
Symbol
Address: FF81H
specification register (ADS), the contents of ADCR may become undefined. Read the
conversion result following conversion completion before writing to ADM and ADS.
Using timing other than the above may cause an incorrect conversion result to be read.
Figure 9-6. Format of 10-Bit A/D Conversion Result Register (ADCR)
ADS
0
Caution Be sure to clear bits 2 to 7 of ADS to 0.
ADS1
0
7
0
0
1
1
0
CHAPTER 9 A/D CONVERTER ( PD78F920x ONLY)
FF19H
After reset: Undefined
After reset: 00H
ADS0
0
0
6
0
1
0
1
User’s Manual U18172EJ3V0UD
0
ANI0
ANI1
ANI2
ANI3
0
5
Analog input channel specification
R/W
0
4
R
0
3
0
2
ADS1
1
FF18H
ADS0
0
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