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S9S12XS256J0CAL Datasheet, PDF (185/738 Pages) Freescale Semiconductor, Inc – Microcontrollers
BDM Clock
(Target MCU)
Host
Drive to
BKGD Pin
Target System
Speedup
Pulse
Perceived
Start of Bit Time
BKGD Pin
Background Debug Module (S12XBDMV2)
High-Impedance
High-Impedance
R-C Rise
High-Impedance
10 Cycles
10 Cycles
Host Samples
BKGD Pin
Figure 5-9. BDM Target-to-Host Serial Bit Timing (Logic 1)
Earliest
Start of
Next Bit
S12XS Family Reference Manual Rev. 1.13
Freescale Semiconductor
185