Z16C32 Datasheet, PDF (58/121 Pages) Zilog, Inc. – IUSC™ INTEGRATED UNIVERSAL SERIAL CONTROLLER

ZILOG
PRELIMINARY
CONTROL REGISTERS (Continued)
Address: 00101
D15 D14 D13 D12 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0
Z16C32 IUSC^™
0 0 Tri-State Output
0 1 CLK0 Input
1 0 Output 0
1 1 Output 1
Port Bit 0
Pin Control
0 0 Tri-State Output
0 1 CLK1 Input
1 0 Output 0
1 1 Output 1
Port Bit 1
Pin Control
0 0 Tri-State Output
0 1 Reserved
1 0 Output 0
1 1 Output 1
Port Bit 2
Pin Control
0 0 Tri-State Output
0 1 Rx TSA Gate Output
1 0 Output 0
1 1 Output 1
Port Bit 3
Pin Control
0 0 Tri-State Output
0 1 Tx TSA Gate Output
1 0 Output 0
1 1 Output 1
Port Bit 4
Pin Control
0 0 Tri-State Output
0 1 Rx Sync Output
1 0 Output 0
1 1 Output 1
Port Bit 5
Pin Control
0 0 Tri-State Output
0 1 Frame Sync Input
1 0 Output 0
1 1 Output 1
Port Bit 6
Pin Control
0 0 Tri-State Output
0 1 Tx Complete Output
1 0 Output 0
1 1 Output 1
Port Bit 7
Pin Control
Figure 51. Port Control Register (PCR)
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PS97USC0200