HD64F3437TFI16V Renesas Electronics America, HD64F3437TFI16V Datasheet - Page 372

• Manufacturer Part Number: HD64F3437TFI16V
• Description: MCU FLASH 60K 100-TQFP
• Manufacturer: Renesas Electronics America

Specifications of HD64F3437TFI16V

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

15.2.2
Note: * Only 0 can be written, to clear the flag.
ADCSR is an 8-bit readable/writable register that selects the mode and controls the A/D converter.
ADCSR is initialized to H'00 by a reset and in standby mode.
Bit 7—A/D End Flag (ADF): Indicates the end of A/D conversion.
Bit 7: ADF
0
1
Bit 6—A/D Interrupt Enable (ADIE): Enables or disables the interrupt (ADI) requested at the
end of A/D conversion.
Bit 6: ADIE
0
1
Bit 5—A/D Start (ADST): Starts or stops A/D conversion. The ADST bit remains set to 1 during
A/D conversion. It can also be set to 1 by external trigger input at the ADTRG pin.
Bit 5: ADST
0
1
340
Bit
Initial value
Read/Write
A/D Control/Status Register (ADCSR)
R/(W)*
ADF
Description
Clearing condition:
Cleared by reading ADF while ADF = 1, then writing 0 in ADF
Setting conditions:
1. Single mode: A/D conversion ends
2. Scan mode: A/D conversion ends in all selected channels
Description
A/D end interrupt request (ADI) is disabled
A/D end interrupt request (ADI) is enabled
Description
A/D conversion is stopped
1. Single mode: A/D conversion starts; ADST is automatically cleared to 0
2. Scan mode: A/D conversion starts and continues, cycling among the
7
0
when conversion ends
selected channels, until ADST is cleared to 0 by software, by a reset, or by
a transition to standby mode
ADIE
R/W
6
0
ADST
R/W
5
0
SCAN
R/W
4
0
CKS
R/W
3
0
R/W
CH2
2
0
CH1
R/W
1
0
(Initial value)
(Initial value)
(Initial value)
CH0
R/W
0
0