
56F8322 Techncial Data, Rev. 10.0
120 Freescale Semiconductor
Preliminary
10.13 Controller Area Network (CAN) Timing
Note: CAN is NOT available in the 56F8122 device.
Figure 10-17 Bus Wakeup Detection
10.14 JTAG Timing
Table 10-22 CAN Timing
1
1. Parameters listed are guaranteed by design
Characteristic Symbol Min Max Unit See Figure
Baud Rate
BR
CAN
—
1Mbps
—
Bus Wake-up detection
T
WAKEUP
T
IPBUS
—
µs 10-17
Table 10-23 JTAG Timing
Characteristic Symbol Min Max Unit See Figure
TCK frequency of operation using
EOnCE
1
1. TCK frequency of operation must be less than 1/8 the processor rate.
f
OP
DC SYS_CLK/8 MHz 10-18
TCK frequency of operation not
using EOnCE
1
f
OP
DC SYS_CLK/4 MHz 10-18
TCK clock pulse width
t
PW
50 — ns 10-18
TMS, TDI data set-up time
t
DS
5—ns10-19
TMS, TDI data hold time
t
DH
5—ns10-19
TCK low to TDO data valid
t
DV
—30ns 10-19
TCK low to TDO tri-state
t
TS
—30ns 10-19
T
WAKEUP
MSCAN_RX
CAN receive
data pin
(Input)
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