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Z51F6412
Product Specification
PS030302-0212
P R E L I M I N A R Y
177
15.6 Mode entrance method of ISP and byte-parallel mode
15.6.1 Mode entrance method for ISP
TARGET MODE
DSDA
DSCL
DSDA
OCD(ISP) ‘hC
‘hC
‘hC
15.6.2 Mode entrance of Byte-parallel
TARGET MODE
P0[3:0]
P0[3:0]
P0[3:0]
Byte-Parallel Mode
4‘h5
4‘hA
4‘h5
Power on reset
nTEST
DSDA
R0[3:0]
RESET_SYSB
‘h5
‘hA
‘h5
Release from worst 1.7V
Low period required during more 10us
Sample P0[3:0] at the falling edge of DSDA
Power on reset
nTEST
DSCL
DSDA
RESET_SYSB
Release from worst 1.7V
Low period required during more 10us
Figure 15-8 ISP mode
Figure 15-9 Byte-parallel mode