Rainbow Electronics DS3170 - Manual (Page 133)

DS3170 DS3/E3 Single-Chip Transceiver
133 of 233
11.3 Port Register
11.3.1 Register Bit Descriptions
Table 11-12. Port Register Map
Address
Register
Register Description
0 40h PORT.CR1 Port Control Register 1
0 42h PORT.CR2 Port Control Register 2
0 44h PORT.CR3 Port Control Register 3
0 46h PORT.CR4 Port Control Register 4
0 48h -- Unused
0 4Ah PORT.INV1 Port IO Invert Control Register 1
0 4Ch PORT.INV2 Port IO Invert Control Register 2
0 4Eh -- Unused
0 50h PORT.ISR Port Interrupt Status Register
0 52h PORT.SR Port Status Register
0 54h PORT.SRL Port Status Register Latched
0 56h PORT.SRIE Port Status Register Interrupt Enable
0 58h -- Unused
0 5Ah -- Unused
0 5Ch -- Unused
0 5Eh -- Unused