Bit Search Module Registers - Fujitsu MB91319 Series Hardware Manual

CHAPTER 11 REALOS-RELATED HARDWARE
11.5

Bit Search Module Registers

This section explains the configuration and functions of the registers used by the bit
search module.
■ Bit Search Module Registers
Figure 11.5-1 shows bit search module registers
Address: 000003F0
Address: 000003F4
Address: 000003F8
Address: 000003FC
■ 0 Detection Data Register (BSD0)
Figure 11.5-2 shows the bit configuration of the 0 detection data register (BSD0).
Figure 11.5-2 Bit Configuration of the 0 Detection Data Register (BSD0)
000003F0
Read/write
Initial value
• 0 detection is performed for the written data.
• The initial value after a reset is undefined.
• The read value is undefined.
• Use a 32-bit length data transfer instruction for data transfer. Do not use 8-bit or 16-bit length
data transfer instructions.
232
Figure 11.5-1 Bit Search Module Register
31
BSD0
H
BSD1
H
BSDC
H
BSRR
H
31
H
W
XXXXXXXX XXXXXXXX XXXXXXXX XXXXXXXX
0
0 detection data register
1 detection data register
Change point detection data register
Detection result register
BSD0
0
B