M37517F8HP Datasheet, PDF (45/98 Pages) Renesas Technology Corp – SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

7517 Group
b7
b0
b7
SFR protect control register (002916)
PRCR
Short current detect control register protect bit (000F16)
0 : Write disable
1 : Write enable
Over current detect control register protect bit (001016)
0 : Write disable
1 : Write enable
Current detect time set up register protect bit (001116)
0 : Write disable
1 : Write enable
Wake up current detect control register 1 protect bit (001216)
0 : Write disable
1 : Write enable
Over current detect status register protect bit (001316)
0 : Write disable
1 : Write enable
Wake up current detect control register 2 protect bit (001416)
0 : Write disable
1 : Write enable
MISRG2 protect bit (0037)
0 : Write disable
1 : Write enable
CPU mode register protect bit (003B)
0 : Write disable
1 : Write enable
b7
Note : Same bits in this register are not protected.
Fig. 49 Over current detector registers (1)
b0
Short current detect control register protect bit (000F16)
Short current detect voltage select bits
0000 : 0.100V
1000 : 0.300V
0001 : 0.125V
1001 : 0.325V
0010 : 0.150V
1010 : 0.350V
0011 : 0.175V
1011 : 0.375V
0100 : 0.200V
1100 : 0.400V
0101 : 0.225V
1101 : 0.425V
0110 : 0.250V
1110 : 0.450V
0111 : 0.275V
1111 : 0.475V
Short current detect interrupt enable bit
0 : Disable
1 : Enable
FETcontrol polarity switch bit
0 : active "L" output
1 : active "H" output
FETcontrol enable bit (When short current detect enable)
0 : FET control disable
1 : FET control enable
Short current detect enable bit
0 : Disable
1 : Enable
Note : All bits are protected.
b0
Over current detect control register (001016)
Short current detect voltage select bits
00000 : 0.050V 10000 : 0.130V
00001 : 0.055V 10001 : 0.135V
00010 : 0.060V 10010 : 0.140V
00011 : 0.065V 10011 : 0.145V
00100 : 0.070V 10100 : 0.150V
00101 : 0.075V 10101 : 0.155V
00110 : 0.080V 10110 : 0.160V
00111 : 0.085V 10111 : 0.165V
01000 : 0.090V 11000 : 0.170V
01001 : 0.095V 11001 : 0.175V
01010 : 0.100V 11010 : 0.180V
01011 : 0.105V 11011 : 0.185V
01100 : 0.110V 11100 : 0.190V
01101 : 0.115V 11101 : 0.195V
01110 : 0.120V 11110 : 0.200V
01111 : 0.125V 11111 : 0.205V
Over current detect interrupt enable bit
0 : Disable
1 : Enable
FETcontrol enable bit (When over current detect enable)
0 : FET control disable
1 : FET control enable
Over current detect enable bit
0 : Disable
1 : Enable
Note : All bits are protected.
Rev.1.01 Aug 02, 2004 page 45 of 96