
R01UH0336EJ0102 Rev.1.02
Page 113 of 1538
Jul 17, 2014
V850E2/PG4-L
Section 2 Port Functions
Caution 1.
When writing to DNFAnEN registers, be sure to write 0 to
DNFAnEN.DNAFnENm bits for which “0” is the entry as shown in Table 2-57,
List of DNFAnEN Registers. Operation is not guaranteed if any such bit is set
to 1.
Caution 2. When the output signal from the digital filter is set to an input for an alternative
function, allow at least the following interval to elapse after the digital filter is
enabled (DNFAnEN.DNFAnNFENm = 1) for the port pin to switch to the
alternative function.
DNFAnNFSTS[1:0] × 1/fs + 4 × 1/f
DNFATCKI
Caution 3. When a digital filter is used with an interrupt acting as an event output signal,
only enable the digital filter (by setting DNFAnEN.DNFAnNFENm = 1) while
interrupts are disabled. Furthermore, only enable interrupts after enabling the
digital filter, waiting for the time below to elapse, and then clearing the interrupt
request flag.
DNFAnNFSTS[1:0] × 1/fs + 5 × 1/f
DNFATCKI
Table 2-57
List of DNFAnEN Registers
Register
Name,
Address
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
DNFA0EN
FF410004
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
DNFA0NFEN
0(NMI)
DNFA1EN
FF410104
0
0
0
0
0
0
0
0
0
0
0
0
0
DNFA1NFEN
2(INTP2)
DNFA1NFEN
1(INTP1)
DNFA1NFEN
0(INTP0)
DNFA2EN
FF410204
0
0
0
0
0
0
0
0
0
0
0
0
0
DNFA2NFEN
2 (INTP5/
ADCA0TRG2)
DNFA2NFEN
1(INTP4/
ADCA0TRG1)
DNFA2NFEN
0 (INTP3/
ADCA0TRG0)
DNFA3EN
FF410304
0
0
0
0
0
0
0
0
0
0
0
0
DNFA3NFEN
3 (INTP9)
DNFA3NFEN
2 (ESO2,
INTP8)
DNFA3NFEN
1 (INTP7)
DNFA3NFEN
0 (ESO0,
INTP6)
DNFA4EN
FF410404
0
0
0
0
0
0
0
0
0
0
0
0
0
0
DNFA4NFEN
1 (TAUB0I1)
DNFA4NFEN
0 (TAUB0I0)
DNFA5EN
FF410504
0
0
0
0
0
0
0
0
0
0
0
0
0
0
DNFA5NFEN
1 (TAUB0I3)
DNFA5NFEN
0 (TAUB0I2)
DNFA6EN
FF410604
0
0
0
0
0
0
0
0
0
0
0
0
0
0
DNFA6NFEN
1 (TAUB0I5)
DNFA6NFEN
0 (TAUB0I4)
DNFA7EN
FF410704
0
0
0
0
0
0
0
0
0
0
0
0
DNFA7NFEN
3 (TAUB0I9)
DNFA7NFEN
2 (TAUB0I8)
DNFA7NFEN
1 (TAUB0I7)
DNFA7NFEN
0 (TAUB0I6)
DNFA9EN
FF410904
0
0
0
0
0
0
0
0
0
0
DNFA9NFEN
5 (TAUB0I15)
DNFA9NFEN
4 (TAUB0I14)
DNFA9NFEN
3 (TAUB0I13)
DNFA9NFEN
2 (TAUB0I12)
DNFA9NFEN
1 (TAUB0I11)
DNFA9NFEN
0 (TAUB0I10)
DNFA20EN
FF411404
0
0
0
0
0
0
0
0
0
0
0
0
DNFA20NFE
N3 (TAUJ0I3)
DNFA20NFE
N2 (TAUJ0I2)
DNFA20NFE
N1 (TAUJ0I1)
DNFA20NFE
N0 (TAUJ0I0)
DNFA28EN
FF411C04
0
0
0
0
0
0
0
0
0
0
0
0
0
0
DNFA28NFE
N1
(TSG20PTSI1
/ENCA0E1)
DNFA28NFE
N0
(TSG20PTSI0
/ENCA0E0)
DNFA29EN
FF411D04
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
DNFA29NFE
N0
(TSG20PTSI2
/ENCA0EC)
DNFA36EN
FF412404
0
0
0
0
0
0
0
0
0
0
0
0
DNFA36NFE
N3
(CSIG1RYI)
DNFA36NFE
N2
(CSIG0RYI)
0
0