UPD78F1146AGB-GAH-AX Renesas Electronics America, UPD78F1146AGB-GAH-AX Datasheet - Page 327

• Manufacturer Part Number: UPD78F1146AGB-GAH-AX
• Description: MCU 16BIT 78K0R/KX3 64-LQFP
• Manufacturer: Renesas Electronics America
• Series: 78K0R/Kx3r

Specifications of UPD78F1146AGB-GAH-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: 50
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 12K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

No
No
Caution Use the result of the second or later A/D conversion for temperature sensor 0 (ANI0 side), and
Remark Steps <1> to <17> in Figure 10-18 correspond to steps <1> to <17> in 10.5.4 (2) Procedure for
ADCEN of PER0 register = 1
ADCE of ADM register = 1
ADCS of ADM register = 1
ADM ← 00XXX011B
Read ADCR register
INTAD occurred?
INTAD occurred?
the result of the third or later A/D conversion for temperature sensor 1 (ANI1 side).
obtaining ADT0 and ADT1 of temperature sensors 0 and 1.
ADS ← 80H
ADS ← 81H
START
Yes
Yes
Figure 10-18. Flowchart of Procedure for Using Temperature Sensor
<1>
<2>
<3>
<4>
<5>
<6>
<7>
<8>
<9>
Select temperature
sensor 1 as input source
First A/D conversion
Second A/D conversion
Read A/D conversion
result (ADT0)
Starts the operation of
the comparator
Sets conversion time
Select temperature
sensor 0 as input source
Starts A/D conversion
Starts the supply of the
input clock to A/D converter
operation
CHAPTER 10 A/D CONVERTER
User’s Manual U17854EJ9V0UD
No
No
No
Obtain the current temperature
(see 11.5.3 (2)) or table reference
(T
Read ADCR register
INTAD occurred?
INTAD occurred?
INTAD occurred?
NOW
ADCEN = 0
) by calculation
ADCS = 0
ADCE = 0
END
Yes
Yes
Yes
<10>
<11>
<12>
<13>
<14>
<15>
<16>
<17>
Second A/D conversion
Stops the operation of
the comparator
Stops the supply of the
input clock to A/D converter
Stops A/D conversion
First A/D conversion
Third A/D conversion
Read A/D conversion
result (ADT1)
operation
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