Willem programmer software version 0.97ja Selected device group MCS-51 > AT89Cx051 > … Vcc=5.0V, Vpp=12.0V. Jumpers Jp1, Jp3 (5.0V), Jp5 (A18) Verified chips AT89C1051, AT89C2051, AT89C4051. Test results find in chip_test.xls file Report problems and share your experience on Willem and EZoFlash forums.
