W6694CD WINBOND [Winbond], W6694CD Datasheet - Page 24

• Manufacturer Part Number: W6694CD
• Description: USB Bus ISDN S/T-Controller
• Manufacturer: WINBOND [Winbond]

MXIE
MXC
8.3.3 Monitor Channel Receive Register
Value after reset: FFh
8.3.4 Monitor Channel Transmit Register
Value after reset: FFh
8.4 Programmable IO Registers
8.4.1 PIO Input Enable Register
Value after reset: 00h
IE7-0
8.4.2 PIO Output Register 1
Value after reset: FFh
OM3_1
IE7
7
7
7
7
MX Bit Control
1: MX internally controlled according to Monitor channel protocol.
Setting these bits enable corresponding IO pin to become input pin. Default is output pin.
0: MR bit always 1. In addition, the MDR interrupt is blocked, except for the first byte of a
packet (if MRIE = 1).
1: MR internally controlled according to Monitor channel protocol. In addition, the MDR
interrupt is enabled for all bytes according to the Monitor channel protocol (if MRIE = 1).
Monitor interrupt status MDA, MAB generation is enabled (1) or masked (0).
Determines the value of the MX bit:
0: MX always 1.
Input Enable for IO Pin 7-0.
Monitor Channel Transmit Interrupt Enable
IE6
OM3_0
6
6
6
6
IE5
OM2_1
5
5
5
5
IE4
OM2_0
4
4
4
4
IE3
3
3
3
OM1_1
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MOR
MOX
PIE
PO1
3
IE2
2
2
2
OM1_0
2
Read
Read/Write
Read/Write
Read/Write
IE1
1
1
1
Preliminary W6694
OM0_1
1
IE0
0
0
0
OM0_0
Address 08h
Address 09h
Address 0Ah
Address 0Bh
0