IP2022 Data Sheet www.ubicom.com 89 0x06E PSPCFG Parallel slave
peripheral con-
figuration regis-
ter 00000000 0x022 RADIR Port A direction
register 11111111 0x020 RAIN Data on Port A
pins (read-only,
upper four bits
read as 0000) N/A 0x021 RAOUT Port A output
latch 00000000 0x026 RBDIR Port B direction
register 11111111 0x024 RBIN Data on Port B
pins (read-only) N/A 0x025 RBOUT Port B output
latch 00000000 0x02A RCDIR Port C direction
register 11111111 0x028 RCIN Data on Port C
pins (read-only) N/A 0x029 RCOUT Port C output
latch 00000000 0x02E RDDIR Port D direction
register 11111111 0x02C RDIN Data on Port D
pins (read-only) N/A 0x02D RDOUT Port D output
latch 00000000 0x032 REDIR Port E direction
register 11111111 0x030 REIN Data on Port E
pins (read-only) N/A 0x031 REOUT Port E output
latch 00000000 0x036 RFDIR Port F direction
register 11111111 0x034 RFIN Data on Port F
pins (read-only) N/A 0x035 RFOUT Port F output
latch 00000000 Table 7-2  Register Addresses and Reset State (contin- Address Name Description Reset
Value 0x03A RGDIR Port G direction
register 11111111 0x039 RGOUT Port G output
latch 00000000 0x041 RTCFG Real-time timer
configuration
register 00000000 0x040 RTTMR Real-time timer
value 00000000 0x06B S1INTE SERDES 1
interrupt enable
bits 00000000 0x06A S1INTF SERDES 1 sta-
tus/interrupt
flags 00000000 0x06C S1MODE SERDES 1
serial
mode/clock
select register 00000000 0x066 S1RBUFH SERDES 1
receive buffer
(high byte) Undefined 0x067 S1RBUFL SERDES 1
receive buffer
(low byte) Undefined 0x068 S1RCFG SERDES 1
receive configu-
ration 00000000 0x065 S1RCNT SERDES 1
received bit
count (actual)
(read-only) 00000000 0x069 S1RSYNC SERDES 1
receive bit sync
pattern 00000000 0x06D S1SMASK SERDES 1
receive sync
mask 00000000 0x062 S1TBUFH SERDES 1
transmit buffer
(high byte) Undefined 0x063 S1TBUFL SERDES 1
transmit buffer
(low byte) Undefined Table 7-2  Register Addresses and Reset State (contin- Address Name Description Reset
Value