IP2022 Data Sheet www.ubicom.com 9 RB2 15 F2 I/O 8 mA 8 mA I/O Port, External Interrupt, Timer 2 Clock Input RB3 16 G1 I/O 8 mA 8 mA I/O Port, External Interrupt, Timer 2 Output RB4 17 F4 I/O 8 mA 8 mA I/O Port, External Interrupt, External Memory WR RB5 18 J3 I/O 8 mA 8 mA I/O Port, External Interrupt, Parallel Slave Peripheral
HOLD, External Memory RD RB6 19 G2 I/O 8 mA 8 mA I/O Port, External Interrupt, Parallel Slave Peripheral
R/W, External Memory LE RB7 20 H1 I/O 8 mA 8 mA I/O Port, External Interrupt, Parallel Slave Peripheral
CS, External Memory A0 RC0 21 J2 I/O 4 mA 4 mA I/O Port, Parallel Slave Peripheral Data D8, External
Memory A9 RC1 22 H2 I/O 4 mA 4 mA I/O Port, Parallel Slave Peripheral Data D9, External
Memory A10 RC2 23 J1 I/O 4 mA 4 mA I/O Port, Parallel Slave Peripheral Data D10, External
Memory A11 RC3 24 K1 I/O 4 mA 4 mA I/O Port, Parallel Slave Peripheral Data D11, External
Memory A12 RC4 25 K2 I/O 4 mA 4 mA I/O Port, Parallel Slave Peripheral Data D12, External
Memory A13 RC5 26 K3 I/O 4 mA 4 mA I/O Port, Parallel Slave Peripheral Data D13, External
Memory A14 RC6 27 J4 I/O 4 mA 4 mA I/O Port, Parallel Slave Peripheral Data D14, External
Memory A15 RC7 28 K4 I/O 4 mA 4 mA I/O Port, Parallel Slave Peripheral Data D15, External
Memory A16 RD0 29 G4 I/O 4 mA 4 mA I/O Port, Parallel Slave Peripheral Data D0, External
Memory shared A1/D0 RD1 30 J5 I/O 4 mA 4 mA I/O Port, Parallel Slave Peripheral Data D1, External
Memory shared A2/D1 RD2 35 J6 I/O 4 mA 4 mA I/O Port, Parallel Slave Peripheral Data D2, External
Memory shared A3/D2 RD3 36 G7 I/O 4 mA 4 mA I/O Port, Parallel Slave Peripheral Data D3, External
Memory shared A4/D3 RD4 37 K7 I/O 4 mA 4 mA I/O Port, Parallel Slave Peripheral Data D4, External
Memory shared A5/D4 RD5 38 J7 I/O 4 mA 4 mA I/O Port, Parallel Slave Peripheral Data D5, External
Memory shared A6/D5 RD6 39 K8 I/O 4 mA 4 mA I/O Port, Parallel Slave Peripheral Data D6, External
Memory shared A7/D6 Table 2-1  Signal Descriptions (continued) Name Pin Type    Sink
@ 3.3V
IOVDD Source
@ 3.3V IOVDD Function PQFP µBGA