Table 5.4-3 External Bus Functions To Be Selected (3/4) - Fujitsu MB91F109 FR30 Hardware Manual

Table 5.4-2 External Bus Functions to be Selected (2/4)
Pin No.
4
5
6
19 to 21 MD0 to MD2
15
75 to 78 AN0 to AN3
98 to 97 PE0 to PE1
INT0 to INT1

Table 5.4-3 External Bus Functions to be Selected (3/4)

Pin No.
92 to 91 PE2 to PE3
INT2 to INT3
SC1 to SC2
90 to 89 PE4 to PE5
DREQ0, DREQ1
88 to 87 PE6 to PE7
DACK0, DACK1
79
80
Pin code Initial value
PB5 PB5/DREQ2
CS1L
DREQ2
PB6
CS1H
DACK2
PB7
DW1X
MD0 to MD2
NMIX
AN0 to AN3
PE0/INT0 to PE1/
Pin code Initial value
PE2/INT2 to PE3/
PE4/DREQ0 to PE5/
PE6 to PE7
PF0 PF0/SI0/TRG0
TRG0
SI0
PF1 PF1/TRG1
TRG1
SO0
DSCR (C1LE)
0: PB5
1: CS1L
Pin values are always input to
DESQ2.
PB6 DSCR (C1HE bit) and DATCR
(AKSE2, AKDE2 bits)
C1HE, AKSE2, AKDE2 000: PB6
PB7 DSCR(DW1E)
0: PB7
1: DW1X
NMIX
AIC (AI0 to AI3 bits)
0: AN0 to AN3
1: setting not possible
Pin values are always input to INT0 to
INT1 INT1.
SMR (SCKE)
INT3 0: pin values are input to SC1 and
SC2.
1: SC1 and SC2 (output)
Pin values are always input to DREQ0
DREQ1 and DREQ1.
DATCR (AKSE0/1, AKDE0/1)
0: PE6, PE7
1: DACK0, DACK1
Pin values are always input to SI0 and
TRG0 (during operation).
SMR (SOE)
0: PF1
1: SO0 (output)
Pin values are always input to TRG1
(during operation).
5.4 Using External Pins as I/O Ports
Switch-over register
100: CS1H
Other: DACK2
-
-
Switch-over register
207