Motorola MPC860 PowerQUICC User Manual page 281

Table 11-3. SIUMCR Field Descriptions (Continued)
Bits Name
9Ð10 DBGC Debug pin conÞguration. The default is set by the hard reset conÞguration word; see section
Section 12.3.1.1, ÒHard Reset ConÞguration Word.Ó
00IP_B[0Ð1]/IWP[0Ð1]/VFLS[0Ð1] functions as IP_B[0Ð1]
IP_B3/IWP2/VF2 functions as IP_B3
IP_B4/LWP0/VF0 functions as IP_B4
IP_B5/LWP1/VF1 functions as P_B5
OP2/MODCK1/STS functions as OP2
ALE_B/DSCK/AT1 functions as ALE_B
IP_B2/AT2 functions as IP_B2
IP_B6/DSDI/AT0 functions as IP_B6
IP_B7/PTR/AT3 functions as IP_B7
OP3/MODCK2/DSDO functions as OP3
01 IP_B[0Ð1]/IWP[0Ð1]/VFLS[0Ð1] functions as WP[0Ð1]
IP_B3/IWP2/VF2 functions as IWP2
IP_B4/LWP0/VF0 functions as LWP0
IP_B5/LWP1/VF1 functions as LWP1
OP2/MODCK1/STS functions as STS
ALE_B/DSCK/AT1 functions as AT1
IP_B2/AT2 functions as AT2
IP_B6/DSDI/AT0 functions as AT0
IP_B7/PTR/AT3 functions as AT3
OP3/MODCK2/DSDO functions as OP3
10 Reserved
11 IP_B[0Ð1]/IWP[0Ð1]/VFLS[0Ð1] functions as VFLS[0Ð1]
IP_B3/IWP2/VF2 functions as VF2
IP_B4/LWP0/VF0 functions as VF0
IP_B5/LWP1/VF1 functions as VF1
OP2/MODCK1/STS functions as STS
ALE_B/DSCK/AT1 functions as AT1
IP_B2/AT2 functions as AT2
IP_B6/DSDI/AT0 functions as AT0
IP_B7/PTR/AT3 functions as AT3
OP3/MODCK2/DSDO functions as OP3
11Ð12 DBPC Debug port pins conÞguration. Determines the active pins for the development port. Setting the
default value is described in Section 12.3.1.1, ÒHard Reset ConÞguration Word.Ó
00 ALE_B/DSCK/AT1, IP_B6/DSDI/AT0, OP3/MODCK2/DSDO. IP_B7/PTR/AT3 function as deÞned
by DBGC
TCK/DSCK functions as DSCK
TDI/DSDI functions as DSDI
TDO/DSDO functions as DSDO
01 ALE_B/DSCK/AT1, IP_B6/DSDI/AT0, OP3/MODCK2/DSDO, IP_B7/PTR/AT3 function as deÞned
by DBGC
TCK/DSCK functions as TCK
TDI/DSDI functions as TDI
TDO/DSDO functions as TDO
10 Reserved
11 ALE_B/DSCK/AT1 functions as DSCK
IP_B6/DSDI/AT0 functions as DSDI
OP3/MODCK2/DSDO functions as DSDO
IP_B7/PTR/AT3 functions as PTR
TCK/DSCK functions as TCK
TDI/DSDI functions as TDI
TDO/DSDO functions as TDO
13 Ñ Reserved, should be cleared.
MOTOROLA
Description
Chapter 11. System Interface Unit
Part III. Configuration
11-7