S912XHY128F0VLM Datasheet, PDF (213/802 Pages) Freescale Semiconductor, Inc – S12 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
MC9S12XHY-Family Reference Manual Rev. 1.01
Freescale Semiconductor
213