Device Support - Equinox Systems GEMINI-1 User Manual

Philips FLASH Microcontroller Family
Device FLASH Code
Size (Bytes)
P89C51RA+ 8K
P89C51RB+ 16K
P89C51RC+ 32K
P89C51RD+ 64K
P89C51RB2 16K
P89C51RC2 32K
P89C51RD2 64K
Key
ISP = In-System Programming Mode
CAUTION: Make sure you do not exceed the maximum voltage of the target device.
SRAM I/O Pins
(Bytes)
32
32
512 32
1K 32
512 32
512 32
1K 32
2
User Guide V0.90

Device Support

Vpp Programming
Mode Supported
+12V ISP
+12V ISP
+12V ISP
+12V ISP
+5V ISP
+5V ISP
+5V ISP