Information

Signal Descriptions
MPC8308 PowerQUICC II Pro Processor Reference Manual, Rev. 1
2-12 Freescale Semiconductor
AVDD2 System PLL
power supply
Misc 1 PWR — — —
QUIESCE Quiescent state Misc 1 O 5-64/5-70 — —
THERM0 Thermal
resistor access
0
Misc 1 I — — —
SD_CLK eSDHC clock
out
eSDHC 1 O 11-1/11-5 GPIO[16] 21-1/21-2
SD_CMD eSDHC
command/
response
signals
eSDHC 1 I/O 11-1/11-5 GPIO[17] 21-1/21-2
SD_CD Card detection
signal
eSDHC 1 I 11-1/11-5 GTM1_TIN1/
GPIO[18]
5-53/5-56/
21-1/21-2
SD_WP Write protection
signal
eSDHC 1 I 11-1/11-5 GTM1_TGATE1/
GPIO[19]
5-53/5-56/
21-1/21-2
SD_DAT[0] Data signal 0 eSDHC 1 I/O 11-1/11-5 GTM1_TOUT1/
GPIO[20]
5-53/5-56/
21-1/21-2
SD_DAT[1] Data signal 1 eSDHC 1 I/O 11-1/11-5 GTM1_TOUT2/
GPIO[21]
5-53/5-56/
21-1/21-2
SD_DAT[2] Data signal 2 eSDHC 1 I/O 11-1/11-5 GTM1_TIN2/
GPIO[22]
5-53/5-56/
21-1/21-2
SD_DAT[3] Data signal 3 eSDHC 1 I/O 11-1/11-5 GTM1_TGATE2/
GPIO[23]
5-53/5-56/
21-1/21-2
GTM1_TIN1 Timer in 1 Global
Timers
1 I 5-53/5-56 SD_CD/GPIO[18] 11-1/11-5/
21-1/21-2
GTM1_TGATE1 Timer gate 1 Global
Timers
1 I 5-53/5-56 SD_WP/GPIO[19] 11-1/11-5/
21-1/21-2
GTM1_TOUT1 Timer out 1 Global
Timers
1 O 5-53/5-56 SD_DAT[0]/GPIO[20] 11-1/11-5/
21-1/21-2
GTM1_TIN2 Timer in 2 Global
Timers
1 I 5-53/5-56 SD_DAT[2]/GPIO[22] 11-1/11-5/
21-1/21-2
GTM1_TGATE2 Timer gate 2 Global
Timers
1 I 5-53/5-56 SD_DAT[3]/GPIO[23] 11-1/11-5/
21-1/21-2
GTM1_TOUT2 Timer out 2 Global
Timers
1 O 5-53/5-56 SD_DAT[1]/GPIO[21] 11-1/11-5/
21-1/21-2
GTM1_TIN3 Timer in 3 Global
Timers
1 I 5-53/5-56 — —
GTM1_TGATE3 Timer gate 3 Global
Timers
1 I 5-53/5-56 — —
Table 2-1. MPC8308 Signal Reference by Functional Block (continued)
Name Description
Functional
Block
No. of
Signals
I/O
Table/
Page
Alternate
Function(s)
Table/
Page