Renesas R-IN32M3 Series User Manual page 44

R-IN32M3-EC User's Manual
2.2.2 Pin States when Booting is from External Serial Flash ROM
Remarks 1. Asynchronous type: Asynchronous SRAM memory controller (MEMCSEL = 0)
Synchronous type: Synchronous burst access memory controller (MEMCSEL = 1)
2. 16-bit: 16-bit bus width of the external memory interface (BUS32EN = 0)
32-bit: 32-bit bus width of the external memory interface (BUS32EN = 1)
Slave Memory Interface (MEMIFSEL = 0)
Asynchronous Type
Pin Name 16-bit
P00 P00
P01 P01
P02 P02
P03 P03
P04 P04
P05 P05
P06 P06
P07 P07
P10 P10
P11 P11
P12 P12
P13 P13
P14 SMSCK
P15 SMSI
P16 SMSO
P17 SMCSZ
P20 P20
P21 P21
P22 P22
P23 P23
P24 P24
P25 P25
P26 P26
P27 P27
P30 P30
P31 P31
P32 P32
P33 P33
P34 P34
P35 P35
P36 P36
P37 P37
R18UZ0003EJ0501
Jan. 12, 2021
External Serial Flash ROM Boot (BOOT1-0 = 01)
Synchronous Type
32-bit 16-bit
P00 P00
P01 P01
P02 P02
P03 P03
P04 P04
P05 P05
P06 P06
P07 P07
P10 P10
P11 P11
P12 P12
P13 P13
SMSCK SMSCK
SMSI SMSI
SMSO SMSO
SMCSZ SMCSZ
P20 P20
P21 P21
P22 P22
P23 P23
P24 P24
P25 P25
P26 P26
P27 P27
P30 P30
P31 P31
P32 P32
P33 P33
P34 P34
P35 P35
P36 P36
P37 P37
External MCU Interface (MEMIFSEL = 1)
Asynchronous Type
32-bit 16-bit
P00 P00
P01 P01
P02 P02
P03 P03
P04 P04
P05 P05
P06 P06
P07 P07
P10 P10
P11 P11
P12 P12
P13 P13
SMSCK SMSCK
SMSI SMSI
SMSO SMSO
SMCSZ SMCSZ
P20 P20
P21 P21
P22 P22
P23 P23
P24 P24
P25 P25
P26 P26
P27 P27
P30 P30
P31 P31
P32 P32
P33 P33
P34 P34
P35 P35
P36 P36
P37 P37
2. Pin Functions
Synchronous type
32-bit 16-bit
P00 P00
P01 P01
P02 P02
P03 P03
P04 P04
P05 P05
P06 P06
P07 P07
P10 P10
P11 P11
P12 P12
P13 P13
SMSCK SMSCK
SMSI SMSI
SMSO SMSO
SMCSZ SMCSZ
P20 P20
P21 P21
P22 P22
P23 P23
P24 P24
P25 P25
P26 P26
P27 P27
P30 P30
P31 P31
P32 P32
P33 P33
P34 P34
P35 P35
P36 P36
P37 P37
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32-bit
P00
P01
P02
P03
P04
P05
P06
P07
P10
P11
P12
P13
SMSCK
SMSI
SMSO
SMCSZ
P20
P21
P22
P23
P24
P25
P26
P27
P30
P31
P32
P33
P34
P35
P36
P37