The numbers correspond to the pins on the Zerocat Chipflasher. The locations on the chip correspond to the pins on the chip.
The dot on the chip is CS
.
---------- WP# MISO GND CE# - - - - - - - - MOSI VDD SCLK HOLD# ----------
---------- CE# VDD MISO HOLD# WP# SCLK GND MOSI ----------
Some manuals use the BeagleBone Black in their pin references. You can use this table to convert those pins to Raspberry Pi and Zerocat Chipflasher pins.
BBB RPI ZCCF -------------------------------- VCC 3.3V 17 1 (VDD) CS 17 24 5 (CE#) MISO 21 21 6 (MISO) GND 1 14 8 (GND) MOSI 18 19 4 (MOSI) CLK 22 23 3 (SCLK)