Chameleon SoC (IBEX)

AHB-Lite based SoC for IBEX/VEXRISC/SWERV. It was taped-out for OpenMPW-1.

The Memory Map

Peripherals

Peripheral	Bus	Base Address	IRQ #	MPRJ I/O Pins
GPIO (14)	AHB	0x48000000	N/A	0-13
UART0	APB	0x40000000	16	20-21
UART1	APB	0x40100000	17	22-23
SPI0	APB	0x40200000	18	24-27
SPI1	APB	0x40300000	19	28-31
I2C0	APB	0x40400000	20	32-33
I2C1	APB	0x40500000	21	34-35
PWM0	APB	0x40600000	n/a	26
PWM1	APB	0x40700000	n/a	37
TMR0	APB	0x40800000	22	n/a
TMR1	APB	0x40900000	23	n/a
TMR2	APB	0x40A00000	24	n/a
TMR3	APB	0x40B00000	25	n/a
WDT0	APB	0x40C00000	26	n/a
WDT1	APB	0x40D00000	27	n/a