Datasheet

Copyright © 2014–2016, Texas Instruments IncorporatedTerminal Configuration and Functions
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RM57L843
SPNS215C –FEBRUARY 2014–REVISED JUNE 2016 www.ti.com
4.2.1.17 System Module Interface
Table 4-19. ZWT System Module Interface
Terminal
Signal
Type
Default Pull
State
Pull Type
Output
Buffer
Drive
Strength
Description
Signal Name
337
ZWT
nERROR B14 Output Pulldown 20 µA 8mA ESM error (And of Error 1 and
Error 2)
GIOB[6]/nERROR J2 Output Pulldown 20 µA 8mA ESM error 1
nPORRST W7 Input Pulldown 100 µA - Power-on reset, cold reset
nRST B17 I/O Pullup 100 µA 4mA System reset, warm reset
4.2.1.18 Clock Inputs and Outputs
Table 4-20. ZWT Clock Inputs and Outputs
Terminal
Signal Type
Default Pull
State
Pull Type
Output Buffer
Drive Strength
Description
Signal Name
337
ZWT
ECLK1 A12 I/O Pulldown Programmable, 20 µA 2mA ZD/8mA External clock output, or GIO
EMIF_CLK/ECLK2 K3 I/O Pulldown Programmable, 20 µA 2mA ZD/8mA External clock output, or GIO
GIOA[5]/EXTCLKIN1/ePWM1A B5 Input Pulldown Fixed, 20 µA - External clock input
ETMTRACECLKIN/EXTCLKIN2/GIOA[5] R9 Input Pullup Fixed, 20 µA - External clock input # 2
KELVIN_GND L2 Input - - - Kelvin ground for oscillator
OSCIN K1 Input - - - From external crystal/resonator, or
external clock input
OSCOUT L1 Output - - - To external crystal/resonator